-- -- MULTI_INSERT_SELECT -- SET citus.next_shard_id TO 13300000; SET citus.next_placement_id TO 13300000; -- create co-located tables SET citus.shard_count = 4; SET citus.shard_replication_factor = 2; -- order of execution might change in parallel executions -- and the error details might contain the worker node -- so be less verbose with \set VERBOSITY TERSE when necessary CREATE TABLE raw_events_first (user_id int, time timestamp, value_1 int, value_2 int, value_3 float, value_4 bigint, UNIQUE(user_id, value_1)); SELECT create_distributed_table('raw_events_first', 'user_id'); create_distributed_table --------------------------------------------------------------------- (1 row) CREATE TABLE raw_events_second (user_id int, time timestamp, value_1 int, value_2 int, value_3 float, value_4 bigint, UNIQUE(user_id, value_1)); SELECT create_distributed_table('raw_events_second', 'user_id'); create_distributed_table --------------------------------------------------------------------- (1 row) CREATE TABLE agg_events (user_id int, value_1_agg int, value_2_agg int, value_3_agg float, value_4_agg bigint, agg_time timestamp, UNIQUE(user_id, value_1_agg)); SELECT create_distributed_table('agg_events', 'user_id');; create_distributed_table --------------------------------------------------------------------- (1 row) -- create the reference table as well CREATE TABLE reference_table (user_id int); SELECT create_reference_table('reference_table'); create_reference_table --------------------------------------------------------------------- (1 row) CREATE TABLE insert_select_varchar_test (key varchar, value int); SELECT create_distributed_table('insert_select_varchar_test', 'key', 'hash'); create_distributed_table --------------------------------------------------------------------- (1 row) -- set back to the defaults SET citus.shard_count = DEFAULT; SET citus.shard_replication_factor = DEFAULT; INSERT INTO raw_events_first (user_id, time, value_1, value_2, value_3, value_4) VALUES (1, now(), 10, 100, 1000.1, 10000); INSERT INTO raw_events_first (user_id, time, value_1, value_2, value_3, value_4) VALUES (2, now(), 20, 200, 2000.1, 20000); INSERT INTO raw_events_first (user_id, time, value_1, value_2, value_3, value_4) VALUES (3, now(), 30, 300, 3000.1, 30000); INSERT INTO raw_events_first (user_id, time, value_1, value_2, value_3, value_4) VALUES (4, now(), 40, 400, 4000.1, 40000); INSERT INTO raw_events_first (user_id, time, value_1, value_2, value_3, value_4) VALUES (5, now(), 50, 500, 5000.1, 50000); INSERT INTO raw_events_first (user_id, time, value_1, value_2, value_3, value_4) VALUES (6, now(), 60, 600, 6000.1, 60000); SET client_min_messages TO DEBUG2; -- raw table to raw table INSERT INTO raw_events_second SELECT * FROM raw_events_first; DEBUG: distributed statement: INSERT INTO public.raw_events_second_13300004 AS citus_table_alias (user_id, "time", value_1, value_2, value_3, value_4) SELECT user_id, "time", value_1, value_2, value_3, value_4 FROM public.raw_events_first_13300000 raw_events_first WHERE ((worker_hash(user_id) OPERATOR(pg_catalog.>=) '-2147483648'::integer) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) '-1073741825'::integer)) DEBUG: distributed statement: INSERT INTO public.raw_events_second_13300005 AS citus_table_alias (user_id, "time", value_1, value_2, value_3, value_4) SELECT user_id, "time", value_1, value_2, value_3, value_4 FROM public.raw_events_first_13300001 raw_events_first WHERE ((worker_hash(user_id) OPERATOR(pg_catalog.>=) '-1073741824'::integer) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) '-1'::integer)) DEBUG: distributed statement: INSERT INTO public.raw_events_second_13300006 AS citus_table_alias (user_id, "time", value_1, value_2, value_3, value_4) SELECT user_id, "time", value_1, value_2, value_3, value_4 FROM public.raw_events_first_13300002 raw_events_first WHERE ((worker_hash(user_id) OPERATOR(pg_catalog.>=) 0) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) 1073741823)) DEBUG: distributed statement: INSERT INTO public.raw_events_second_13300007 AS citus_table_alias (user_id, "time", value_1, value_2, value_3, value_4) SELECT user_id, "time", value_1, value_2, value_3, value_4 FROM public.raw_events_first_13300003 raw_events_first WHERE ((worker_hash(user_id) OPERATOR(pg_catalog.>=) 1073741824) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) 2147483647)) DEBUG: Plan is router executable -- see that our first multi shard INSERT...SELECT works expected SET client_min_messages TO INFO; SELECT raw_events_first.user_id FROM raw_events_first, raw_events_second WHERE raw_events_first.user_id = raw_events_second.user_id ORDER BY user_id DESC; user_id --------------------------------------------------------------------- 6 5 4 3 2 1 (6 rows) -- see that we get unique vialitons \set VERBOSITY TERSE INSERT INTO raw_events_second SELECT * FROM raw_events_first; ERROR: duplicate key value violates unique constraint "raw_events_second_user_id_value_1_key_xxxxxxx" \set VERBOSITY DEFAULT -- stable functions should be allowed INSERT INTO raw_events_second (user_id, time) SELECT user_id, now() FROM raw_events_first WHERE user_id < 0; INSERT INTO raw_events_second (user_id) SELECT user_id FROM raw_events_first WHERE time > now() + interval '1 day'; -- hide version-dependent PL/pgSQL context messages \set VERBOSITY terse -- make sure we evaluate stable functions on the master, once CREATE OR REPLACE FUNCTION evaluate_on_master() RETURNS int LANGUAGE plpgsql STABLE AS $function$ BEGIN RAISE NOTICE 'evaluating on master'; RETURN 0; END; $function$; INSERT INTO raw_events_second (user_id, value_1) SELECT user_id, evaluate_on_master() FROM raw_events_first WHERE user_id < 0; NOTICE: evaluating on master -- make sure we don't evaluate stable functions with column arguments CREATE OR REPLACE FUNCTION evaluate_on_master(x int) RETURNS int LANGUAGE plpgsql STABLE AS $function$ BEGIN RAISE NOTICE 'evaluating on master'; RETURN x; END; $function$; INSERT INTO raw_events_second (user_id, value_1) SELECT user_id, evaluate_on_master(value_1) FROM raw_events_first WHERE user_id = 0; ERROR: function public.evaluate_on_master(integer) does not exist -- add one more row INSERT INTO raw_events_first (user_id, time) VALUES (7, now()); -- try a single shard query SET client_min_messages TO DEBUG2; INSERT INTO raw_events_second (user_id, time) SELECT user_id, time FROM raw_events_first WHERE user_id = 7; DEBUG: Skipping target shard interval 13300004 since SELECT query for it pruned away DEBUG: distributed statement: INSERT INTO public.raw_events_second_13300005 AS citus_table_alias (user_id, "time") SELECT user_id, "time" FROM public.raw_events_first_13300001 raw_events_first WHERE ((user_id OPERATOR(pg_catalog.=) 7) AND ((worker_hash(user_id) OPERATOR(pg_catalog.>=) '-1073741824'::integer) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) '-1'::integer))) DEBUG: Skipping target shard interval 13300006 since SELECT query for it pruned away DEBUG: Skipping target shard interval 13300007 since SELECT query for it pruned away DEBUG: Plan is router executable SET client_min_messages TO INFO; -- add one more row INSERT INTO raw_events_first (user_id, time, value_1, value_2, value_3, value_4) VALUES (8, now(), 80, 800, 8000, 80000); -- reorder columns SET client_min_messages TO DEBUG2; INSERT INTO raw_events_second (value_2, value_1, value_3, value_4, user_id, time) SELECT value_2, value_1, value_3, value_4, user_id, time FROM raw_events_first WHERE user_id = 8; DEBUG: distributed statement: INSERT INTO public.raw_events_second_13300004 AS citus_table_alias (user_id, "time", value_1, value_2, value_3, value_4) SELECT user_id, "time", value_1, value_2, value_3, value_4 FROM public.raw_events_first_13300000 raw_events_first WHERE ((user_id OPERATOR(pg_catalog.=) 8) AND ((worker_hash(user_id) OPERATOR(pg_catalog.>=) '-2147483648'::integer) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) '-1073741825'::integer))) DEBUG: Skipping target shard interval 13300005 since SELECT query for it pruned away DEBUG: Skipping target shard interval 13300006 since SELECT query for it pruned away DEBUG: Skipping target shard interval 13300007 since SELECT query for it pruned away DEBUG: Plan is router executable -- a zero shard select INSERT INTO raw_events_second (value_2, value_1, value_3, value_4, user_id, time) SELECT value_2, value_1, value_3, value_4, user_id, time FROM raw_events_first WHERE false; DEBUG: Skipping target shard interval 13300004 since SELECT query for it pruned away DEBUG: Skipping target shard interval 13300005 since SELECT query for it pruned away DEBUG: Skipping target shard interval 13300006 since SELECT query for it pruned away DEBUG: Skipping target shard interval 13300007 since SELECT query for it pruned away DEBUG: Plan is router executable -- another zero shard select INSERT INTO raw_events_second (value_2, value_1, value_3, value_4, user_id, time) SELECT value_2, value_1, value_3, value_4, user_id, time FROM raw_events_first WHERE 0 != 0; DEBUG: Skipping target shard interval 13300004 since SELECT query for it pruned away DEBUG: Skipping target shard interval 13300005 since SELECT query for it pruned away DEBUG: Skipping target shard interval 13300006 since SELECT query for it pruned away DEBUG: Skipping target shard interval 13300007 since SELECT query for it pruned away DEBUG: Plan is router executable -- add one more row SET client_min_messages TO INFO; INSERT INTO raw_events_first (user_id, time, value_1, value_2, value_3, value_4) VALUES (9, now(), 90, 900, 9000, 90000); -- show that RETURNING also works SET client_min_messages TO DEBUG2; INSERT INTO raw_events_second (user_id, value_1, value_3) SELECT user_id, value_1, value_3 FROM raw_events_first WHERE value_3 = 9000 RETURNING *; DEBUG: distributed statement: INSERT INTO public.raw_events_second_13300004 AS citus_table_alias (user_id, value_1, value_3) SELECT user_id, value_1, value_3 FROM public.raw_events_first_13300000 raw_events_first WHERE ((value_3 OPERATOR(pg_catalog.=) (9000)::double precision) AND ((worker_hash(user_id) OPERATOR(pg_catalog.>=) '-2147483648'::integer) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) '-1073741825'::integer))) RETURNING citus_table_alias.user_id, citus_table_alias."time", citus_table_alias.value_1, citus_table_alias.value_2, citus_table_alias.value_3, citus_table_alias.value_4 DEBUG: distributed statement: INSERT INTO public.raw_events_second_13300005 AS citus_table_alias (user_id, value_1, value_3) SELECT user_id, value_1, value_3 FROM public.raw_events_first_13300001 raw_events_first WHERE ((value_3 OPERATOR(pg_catalog.=) (9000)::double precision) AND ((worker_hash(user_id) OPERATOR(pg_catalog.>=) '-1073741824'::integer) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) '-1'::integer))) RETURNING citus_table_alias.user_id, citus_table_alias."time", citus_table_alias.value_1, citus_table_alias.value_2, citus_table_alias.value_3, citus_table_alias.value_4 DEBUG: distributed statement: INSERT INTO public.raw_events_second_13300006 AS citus_table_alias (user_id, value_1, value_3) SELECT user_id, value_1, value_3 FROM public.raw_events_first_13300002 raw_events_first WHERE ((value_3 OPERATOR(pg_catalog.=) (9000)::double precision) AND ((worker_hash(user_id) OPERATOR(pg_catalog.>=) 0) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) 1073741823))) RETURNING citus_table_alias.user_id, citus_table_alias."time", citus_table_alias.value_1, citus_table_alias.value_2, citus_table_alias.value_3, citus_table_alias.value_4 DEBUG: distributed statement: INSERT INTO public.raw_events_second_13300007 AS citus_table_alias (user_id, value_1, value_3) SELECT user_id, value_1, value_3 FROM public.raw_events_first_13300003 raw_events_first WHERE ((value_3 OPERATOR(pg_catalog.=) (9000)::double precision) AND ((worker_hash(user_id) OPERATOR(pg_catalog.>=) 1073741824) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) 2147483647))) RETURNING citus_table_alias.user_id, citus_table_alias."time", citus_table_alias.value_1, citus_table_alias.value_2, citus_table_alias.value_3, citus_table_alias.value_4 DEBUG: Plan is router executable user_id | time | value_1 | value_2 | value_3 | value_4 --------------------------------------------------------------------- 9 | | 90 | | 9000 | (1 row) -- hits two shards \set VERBOSITY TERSE INSERT INTO raw_events_second (user_id, value_1, value_3) SELECT user_id, value_1, value_3 FROM raw_events_first WHERE user_id = 9 OR user_id = 16 RETURNING *; DEBUG: Skipping target shard interval 13300004 since SELECT query for it pruned away DEBUG: distributed statement: INSERT INTO public.raw_events_second_13300005 AS citus_table_alias (user_id, value_1, value_3) SELECT user_id, value_1, value_3 FROM public.raw_events_first_13300001 raw_events_first WHERE (((user_id OPERATOR(pg_catalog.=) 9) OR (user_id OPERATOR(pg_catalog.=) 16)) AND ((worker_hash(user_id) OPERATOR(pg_catalog.>=) '-1073741824'::integer) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) '-1'::integer))) RETURNING citus_table_alias.user_id, citus_table_alias."time", citus_table_alias.value_1, citus_table_alias.value_2, citus_table_alias.value_3, citus_table_alias.value_4 DEBUG: Skipping target shard interval 13300006 since SELECT query for it pruned away DEBUG: distributed statement: INSERT INTO public.raw_events_second_13300007 AS citus_table_alias (user_id, value_1, value_3) SELECT user_id, value_1, value_3 FROM public.raw_events_first_13300003 raw_events_first WHERE (((user_id OPERATOR(pg_catalog.=) 9) OR (user_id OPERATOR(pg_catalog.=) 16)) AND ((worker_hash(user_id) OPERATOR(pg_catalog.>=) 1073741824) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) 2147483647))) RETURNING citus_table_alias.user_id, citus_table_alias."time", citus_table_alias.value_1, citus_table_alias.value_2, citus_table_alias.value_3, citus_table_alias.value_4 DEBUG: Plan is router executable ERROR: duplicate key value violates unique constraint "raw_events_second_user_id_value_1_key_xxxxxxx" -- now do some aggregations INSERT INTO agg_events SELECT user_id, sum(value_1), avg(value_2), sum(value_3), count(value_4) FROM raw_events_first GROUP BY user_id; DEBUG: distributed statement: INSERT INTO public.agg_events_13300008 AS citus_table_alias (user_id, value_1_agg, value_2_agg, value_3_agg, value_4_agg) SELECT user_id, sum(value_1) AS sum, avg(value_2) AS avg, sum(value_3) AS sum, count(value_4) AS count FROM public.raw_events_first_13300000 raw_events_first WHERE ((worker_hash(user_id) OPERATOR(pg_catalog.>=) '-2147483648'::integer) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) '-1073741825'::integer)) GROUP BY user_id DEBUG: distributed statement: INSERT INTO public.agg_events_13300009 AS citus_table_alias (user_id, value_1_agg, value_2_agg, value_3_agg, value_4_agg) SELECT user_id, sum(value_1) AS sum, avg(value_2) AS avg, sum(value_3) AS sum, count(value_4) AS count FROM public.raw_events_first_13300001 raw_events_first WHERE ((worker_hash(user_id) OPERATOR(pg_catalog.>=) '-1073741824'::integer) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) '-1'::integer)) GROUP BY user_id DEBUG: distributed statement: INSERT INTO public.agg_events_13300010 AS citus_table_alias (user_id, value_1_agg, value_2_agg, value_3_agg, value_4_agg) SELECT user_id, sum(value_1) AS sum, avg(value_2) AS avg, sum(value_3) AS sum, count(value_4) AS count FROM public.raw_events_first_13300002 raw_events_first WHERE ((worker_hash(user_id) OPERATOR(pg_catalog.>=) 0) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) 1073741823)) GROUP BY user_id DEBUG: distributed statement: INSERT INTO public.agg_events_13300011 AS citus_table_alias (user_id, value_1_agg, value_2_agg, value_3_agg, value_4_agg) SELECT user_id, sum(value_1) AS sum, avg(value_2) AS avg, sum(value_3) AS sum, count(value_4) AS count FROM public.raw_events_first_13300003 raw_events_first WHERE ((worker_hash(user_id) OPERATOR(pg_catalog.>=) 1073741824) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) 2147483647)) GROUP BY user_id DEBUG: Plan is router executable -- group by column not exists on the SELECT target list INSERT INTO agg_events (value_3_agg, value_4_agg, value_1_agg, user_id) SELECT sum(value_3), count(value_4), sum(value_1), user_id FROM raw_events_first GROUP BY value_2, user_id RETURNING *; DEBUG: distributed statement: INSERT INTO public.agg_events_13300008 AS citus_table_alias (user_id, value_1_agg, value_3_agg, value_4_agg) SELECT user_id, sum(value_1) AS sum, sum(value_3) AS sum, count(value_4) AS count FROM public.raw_events_first_13300000 raw_events_first WHERE ((worker_hash(user_id) OPERATOR(pg_catalog.>=) '-2147483648'::integer) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) '-1073741825'::integer)) GROUP BY value_2, user_id RETURNING citus_table_alias.user_id, citus_table_alias.value_1_agg, citus_table_alias.value_2_agg, citus_table_alias.value_3_agg, citus_table_alias.value_4_agg, citus_table_alias.agg_time DEBUG: distributed statement: INSERT INTO public.agg_events_13300009 AS citus_table_alias (user_id, value_1_agg, value_3_agg, value_4_agg) SELECT user_id, sum(value_1) AS sum, sum(value_3) AS sum, count(value_4) AS count FROM public.raw_events_first_13300001 raw_events_first WHERE ((worker_hash(user_id) OPERATOR(pg_catalog.>=) '-1073741824'::integer) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) '-1'::integer)) GROUP BY value_2, user_id RETURNING citus_table_alias.user_id, citus_table_alias.value_1_agg, citus_table_alias.value_2_agg, citus_table_alias.value_3_agg, citus_table_alias.value_4_agg, citus_table_alias.agg_time DEBUG: distributed statement: INSERT INTO public.agg_events_13300010 AS citus_table_alias (user_id, value_1_agg, value_3_agg, value_4_agg) SELECT user_id, sum(value_1) AS sum, sum(value_3) AS sum, count(value_4) AS count FROM public.raw_events_first_13300002 raw_events_first WHERE ((worker_hash(user_id) OPERATOR(pg_catalog.>=) 0) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) 1073741823)) GROUP BY value_2, user_id RETURNING citus_table_alias.user_id, citus_table_alias.value_1_agg, citus_table_alias.value_2_agg, citus_table_alias.value_3_agg, citus_table_alias.value_4_agg, citus_table_alias.agg_time DEBUG: distributed statement: INSERT INTO public.agg_events_13300011 AS citus_table_alias (user_id, value_1_agg, value_3_agg, value_4_agg) SELECT user_id, sum(value_1) AS sum, sum(value_3) AS sum, count(value_4) AS count FROM public.raw_events_first_13300003 raw_events_first WHERE ((worker_hash(user_id) OPERATOR(pg_catalog.>=) 1073741824) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) 2147483647)) GROUP BY value_2, user_id RETURNING citus_table_alias.user_id, citus_table_alias.value_1_agg, citus_table_alias.value_2_agg, citus_table_alias.value_3_agg, citus_table_alias.value_4_agg, citus_table_alias.agg_time DEBUG: Plan is router executable ERROR: duplicate key value violates unique constraint "agg_events_user_id_value_1_agg_key_xxxxxxx" -- some subquery tests INSERT INTO agg_events (value_1_agg, user_id) SELECT SUM(value_1), id FROM (SELECT raw_events_second.user_id AS id, raw_events_second.value_1 FROM raw_events_first, raw_events_second WHERE raw_events_first.user_id = raw_events_second.user_id) AS foo GROUP BY id ORDER BY id; DEBUG: distributed statement: INSERT INTO public.agg_events_13300008 AS citus_table_alias (user_id, value_1_agg) SELECT id, sum(value_1) AS sum FROM (SELECT raw_events_second.user_id AS id, raw_events_second.value_1 FROM public.raw_events_first_13300000 raw_events_first, public.raw_events_second_13300004 raw_events_second WHERE (raw_events_first.user_id OPERATOR(pg_catalog.=) raw_events_second.user_id)) foo WHERE ((worker_hash(id) OPERATOR(pg_catalog.>=) '-2147483648'::integer) AND (worker_hash(id) OPERATOR(pg_catalog.<=) '-1073741825'::integer)) GROUP BY id ORDER BY id DEBUG: distributed statement: INSERT INTO public.agg_events_13300009 AS citus_table_alias (user_id, value_1_agg) SELECT id, sum(value_1) AS sum FROM (SELECT raw_events_second.user_id AS id, raw_events_second.value_1 FROM public.raw_events_first_13300001 raw_events_first, public.raw_events_second_13300005 raw_events_second WHERE (raw_events_first.user_id OPERATOR(pg_catalog.=) raw_events_second.user_id)) foo WHERE ((worker_hash(id) OPERATOR(pg_catalog.>=) '-1073741824'::integer) AND (worker_hash(id) OPERATOR(pg_catalog.<=) '-1'::integer)) GROUP BY id ORDER BY id DEBUG: distributed statement: INSERT INTO public.agg_events_13300010 AS citus_table_alias (user_id, value_1_agg) SELECT id, sum(value_1) AS sum FROM (SELECT raw_events_second.user_id AS id, raw_events_second.value_1 FROM public.raw_events_first_13300002 raw_events_first, public.raw_events_second_13300006 raw_events_second WHERE (raw_events_first.user_id OPERATOR(pg_catalog.=) raw_events_second.user_id)) foo WHERE ((worker_hash(id) OPERATOR(pg_catalog.>=) 0) AND (worker_hash(id) OPERATOR(pg_catalog.<=) 1073741823)) GROUP BY id ORDER BY id DEBUG: distributed statement: INSERT INTO public.agg_events_13300011 AS citus_table_alias (user_id, value_1_agg) SELECT id, sum(value_1) AS sum FROM (SELECT raw_events_second.user_id AS id, raw_events_second.value_1 FROM public.raw_events_first_13300003 raw_events_first, public.raw_events_second_13300007 raw_events_second WHERE (raw_events_first.user_id OPERATOR(pg_catalog.=) raw_events_second.user_id)) foo WHERE ((worker_hash(id) OPERATOR(pg_catalog.>=) 1073741824) AND (worker_hash(id) OPERATOR(pg_catalog.<=) 2147483647)) GROUP BY id ORDER BY id DEBUG: Plan is router executable ERROR: duplicate key value violates unique constraint "agg_events_user_id_value_1_agg_key_xxxxxxx" -- subquery one more level depth INSERT INTO agg_events (value_4_agg, value_1_agg, user_id) SELECT v4, v1, id FROM (SELECT SUM(raw_events_second.value_4) AS v4, SUM(raw_events_first.value_1) AS v1, raw_events_second.user_id AS id FROM raw_events_first, raw_events_second WHERE raw_events_first.user_id = raw_events_second.user_id GROUP BY raw_events_second.user_id) AS foo ORDER BY id; DEBUG: distributed statement: INSERT INTO public.agg_events_13300008 AS citus_table_alias (user_id, value_1_agg, value_4_agg) SELECT id, v1, v4 FROM (SELECT sum(raw_events_second.value_4) AS v4, sum(raw_events_first.value_1) AS v1, raw_events_second.user_id AS id FROM public.raw_events_first_13300000 raw_events_first, public.raw_events_second_13300004 raw_events_second WHERE (raw_events_first.user_id OPERATOR(pg_catalog.=) raw_events_second.user_id) GROUP BY raw_events_second.user_id) foo WHERE ((worker_hash(id) OPERATOR(pg_catalog.>=) '-2147483648'::integer) AND (worker_hash(id) OPERATOR(pg_catalog.<=) '-1073741825'::integer)) ORDER BY id DEBUG: distributed statement: INSERT INTO public.agg_events_13300009 AS citus_table_alias (user_id, value_1_agg, value_4_agg) SELECT id, v1, v4 FROM (SELECT sum(raw_events_second.value_4) AS v4, sum(raw_events_first.value_1) AS v1, raw_events_second.user_id AS id FROM public.raw_events_first_13300001 raw_events_first, public.raw_events_second_13300005 raw_events_second WHERE (raw_events_first.user_id OPERATOR(pg_catalog.=) raw_events_second.user_id) GROUP BY raw_events_second.user_id) foo WHERE ((worker_hash(id) OPERATOR(pg_catalog.>=) '-1073741824'::integer) AND (worker_hash(id) OPERATOR(pg_catalog.<=) '-1'::integer)) ORDER BY id DEBUG: distributed statement: INSERT INTO public.agg_events_13300010 AS citus_table_alias (user_id, value_1_agg, value_4_agg) SELECT id, v1, v4 FROM (SELECT sum(raw_events_second.value_4) AS v4, sum(raw_events_first.value_1) AS v1, raw_events_second.user_id AS id FROM public.raw_events_first_13300002 raw_events_first, public.raw_events_second_13300006 raw_events_second WHERE (raw_events_first.user_id OPERATOR(pg_catalog.=) raw_events_second.user_id) GROUP BY raw_events_second.user_id) foo WHERE ((worker_hash(id) OPERATOR(pg_catalog.>=) 0) AND (worker_hash(id) OPERATOR(pg_catalog.<=) 1073741823)) ORDER BY id DEBUG: distributed statement: INSERT INTO public.agg_events_13300011 AS citus_table_alias (user_id, value_1_agg, value_4_agg) SELECT id, v1, v4 FROM (SELECT sum(raw_events_second.value_4) AS v4, sum(raw_events_first.value_1) AS v1, raw_events_second.user_id AS id FROM public.raw_events_first_13300003 raw_events_first, public.raw_events_second_13300007 raw_events_second WHERE (raw_events_first.user_id OPERATOR(pg_catalog.=) raw_events_second.user_id) GROUP BY raw_events_second.user_id) foo WHERE ((worker_hash(id) OPERATOR(pg_catalog.>=) 1073741824) AND (worker_hash(id) OPERATOR(pg_catalog.<=) 2147483647)) ORDER BY id DEBUG: Plan is router executable ERROR: duplicate key value violates unique constraint "agg_events_user_id_value_1_agg_key_xxxxxxx" \set VERBOSITY DEFAULT -- join between subqueries INSERT INTO agg_events (user_id) SELECT f2.id FROM (SELECT id FROM (SELECT reference_table.user_id AS id FROM raw_events_first, reference_table WHERE raw_events_first.user_id = reference_table.user_id ) AS foo) as f INNER JOIN (SELECT v4, v1, id FROM (SELECT SUM(raw_events_second.value_4) AS v4, SUM(raw_events_first.value_1) AS v1, raw_events_second.user_id AS id FROM raw_events_first, raw_events_second WHERE raw_events_first.user_id = raw_events_second.user_id GROUP BY raw_events_second.user_id HAVING SUM(raw_events_second.value_4) > 10) AS foo2 ) as f2 ON (f.id = f2.id); DEBUG: distributed statement: INSERT INTO public.agg_events_13300008 AS citus_table_alias (user_id) SELECT f2.id FROM ((SELECT foo.id FROM (SELECT reference_table.user_id AS id FROM public.raw_events_first_13300000 raw_events_first, public.reference_table_13300012 reference_table WHERE (raw_events_first.user_id OPERATOR(pg_catalog.=) reference_table.user_id)) foo) f JOIN (SELECT foo2.v4, foo2.v1, foo2.id FROM (SELECT sum(raw_events_second.value_4) AS v4, sum(raw_events_first.value_1) AS v1, raw_events_second.user_id AS id FROM public.raw_events_first_13300000 raw_events_first, public.raw_events_second_13300004 raw_events_second WHERE (raw_events_first.user_id OPERATOR(pg_catalog.=) raw_events_second.user_id) GROUP BY raw_events_second.user_id HAVING (sum(raw_events_second.value_4) OPERATOR(pg_catalog.>) (10)::numeric)) foo2) f2 ON ((f.id OPERATOR(pg_catalog.=) f2.id))) WHERE ((worker_hash(f2.id) OPERATOR(pg_catalog.>=) '-2147483648'::integer) AND (worker_hash(f2.id) OPERATOR(pg_catalog.<=) '-1073741825'::integer)) DEBUG: distributed statement: INSERT INTO public.agg_events_13300009 AS citus_table_alias (user_id) SELECT f2.id FROM ((SELECT foo.id FROM (SELECT reference_table.user_id AS id FROM public.raw_events_first_13300001 raw_events_first, public.reference_table_13300012 reference_table WHERE (raw_events_first.user_id OPERATOR(pg_catalog.=) reference_table.user_id)) foo) f JOIN (SELECT foo2.v4, foo2.v1, foo2.id FROM (SELECT sum(raw_events_second.value_4) AS v4, sum(raw_events_first.value_1) AS v1, raw_events_second.user_id AS id FROM public.raw_events_first_13300001 raw_events_first, public.raw_events_second_13300005 raw_events_second WHERE (raw_events_first.user_id OPERATOR(pg_catalog.=) raw_events_second.user_id) GROUP BY raw_events_second.user_id HAVING (sum(raw_events_second.value_4) OPERATOR(pg_catalog.>) (10)::numeric)) foo2) f2 ON ((f.id OPERATOR(pg_catalog.=) f2.id))) WHERE ((worker_hash(f2.id) OPERATOR(pg_catalog.>=) '-1073741824'::integer) AND (worker_hash(f2.id) OPERATOR(pg_catalog.<=) '-1'::integer)) DEBUG: distributed statement: INSERT INTO public.agg_events_13300010 AS citus_table_alias (user_id) SELECT f2.id FROM ((SELECT foo.id FROM (SELECT reference_table.user_id AS id FROM public.raw_events_first_13300002 raw_events_first, public.reference_table_13300012 reference_table WHERE (raw_events_first.user_id OPERATOR(pg_catalog.=) reference_table.user_id)) foo) f JOIN (SELECT foo2.v4, foo2.v1, foo2.id FROM (SELECT sum(raw_events_second.value_4) AS v4, sum(raw_events_first.value_1) AS v1, raw_events_second.user_id AS id FROM public.raw_events_first_13300002 raw_events_first, public.raw_events_second_13300006 raw_events_second WHERE (raw_events_first.user_id OPERATOR(pg_catalog.=) raw_events_second.user_id) GROUP BY raw_events_second.user_id HAVING (sum(raw_events_second.value_4) OPERATOR(pg_catalog.>) (10)::numeric)) foo2) f2 ON ((f.id OPERATOR(pg_catalog.=) f2.id))) WHERE ((worker_hash(f2.id) OPERATOR(pg_catalog.>=) 0) AND (worker_hash(f2.id) OPERATOR(pg_catalog.<=) 1073741823)) DEBUG: distributed statement: INSERT INTO public.agg_events_13300011 AS citus_table_alias (user_id) SELECT f2.id FROM ((SELECT foo.id FROM (SELECT reference_table.user_id AS id FROM public.raw_events_first_13300003 raw_events_first, public.reference_table_13300012 reference_table WHERE (raw_events_first.user_id OPERATOR(pg_catalog.=) reference_table.user_id)) foo) f JOIN (SELECT foo2.v4, foo2.v1, foo2.id FROM (SELECT sum(raw_events_second.value_4) AS v4, sum(raw_events_first.value_1) AS v1, raw_events_second.user_id AS id FROM public.raw_events_first_13300003 raw_events_first, public.raw_events_second_13300007 raw_events_second WHERE (raw_events_first.user_id OPERATOR(pg_catalog.=) raw_events_second.user_id) GROUP BY raw_events_second.user_id HAVING (sum(raw_events_second.value_4) OPERATOR(pg_catalog.>) (10)::numeric)) foo2) f2 ON ((f.id OPERATOR(pg_catalog.=) f2.id))) WHERE ((worker_hash(f2.id) OPERATOR(pg_catalog.>=) 1073741824) AND (worker_hash(f2.id) OPERATOR(pg_catalog.<=) 2147483647)) DEBUG: Plan is router executable -- add one more level subqueris on top of subquery JOINs INSERT INTO agg_events (user_id, value_4_agg) SELECT outer_most.id, max(outer_most.value) FROM ( SELECT f2.id as id, f2.v4 as value FROM (SELECT id FROM (SELECT reference_table.user_id AS id FROM raw_events_first, reference_table WHERE raw_events_first.user_id = reference_table.user_id ) AS foo) as f INNER JOIN (SELECT v4, v1, id FROM (SELECT SUM(raw_events_second.value_4) AS v4, SUM(raw_events_first.value_1) AS v1, raw_events_second.user_id AS id FROM raw_events_first, raw_events_second WHERE raw_events_first.user_id = raw_events_second.user_id GROUP BY raw_events_second.user_id HAVING SUM(raw_events_second.value_4) > 10) AS foo2 ) as f2 ON (f.id = f2.id)) as outer_most GROUP BY outer_most.id; DEBUG: distributed statement: INSERT INTO public.agg_events_13300008 AS citus_table_alias (user_id, value_4_agg) SELECT id, max(value) AS max FROM (SELECT f2.id, f2.v4 AS value FROM ((SELECT foo.id FROM (SELECT reference_table.user_id AS id FROM public.raw_events_first_13300000 raw_events_first, public.reference_table_13300012 reference_table WHERE (raw_events_first.user_id OPERATOR(pg_catalog.=) reference_table.user_id)) foo) f JOIN (SELECT foo2.v4, foo2.v1, foo2.id FROM (SELECT sum(raw_events_second.value_4) AS v4, sum(raw_events_first.value_1) AS v1, raw_events_second.user_id AS id FROM public.raw_events_first_13300000 raw_events_first, public.raw_events_second_13300004 raw_events_second WHERE (raw_events_first.user_id OPERATOR(pg_catalog.=) raw_events_second.user_id) GROUP BY raw_events_second.user_id HAVING (sum(raw_events_second.value_4) OPERATOR(pg_catalog.>) (10)::numeric)) foo2) f2 ON ((f.id OPERATOR(pg_catalog.=) f2.id)))) outer_most WHERE ((worker_hash(id) OPERATOR(pg_catalog.>=) '-2147483648'::integer) AND (worker_hash(id) OPERATOR(pg_catalog.<=) '-1073741825'::integer)) GROUP BY id DEBUG: distributed statement: INSERT INTO public.agg_events_13300009 AS citus_table_alias (user_id, value_4_agg) SELECT id, max(value) AS max FROM (SELECT f2.id, f2.v4 AS value FROM ((SELECT foo.id FROM (SELECT reference_table.user_id AS id FROM public.raw_events_first_13300001 raw_events_first, public.reference_table_13300012 reference_table WHERE (raw_events_first.user_id OPERATOR(pg_catalog.=) reference_table.user_id)) foo) f JOIN (SELECT foo2.v4, foo2.v1, foo2.id FROM (SELECT sum(raw_events_second.value_4) AS v4, sum(raw_events_first.value_1) AS v1, raw_events_second.user_id AS id FROM public.raw_events_first_13300001 raw_events_first, public.raw_events_second_13300005 raw_events_second WHERE (raw_events_first.user_id OPERATOR(pg_catalog.=) raw_events_second.user_id) GROUP BY raw_events_second.user_id HAVING (sum(raw_events_second.value_4) OPERATOR(pg_catalog.>) (10)::numeric)) foo2) f2 ON ((f.id OPERATOR(pg_catalog.=) f2.id)))) outer_most WHERE ((worker_hash(id) OPERATOR(pg_catalog.>=) '-1073741824'::integer) AND (worker_hash(id) OPERATOR(pg_catalog.<=) '-1'::integer)) GROUP BY id DEBUG: distributed statement: INSERT INTO public.agg_events_13300010 AS citus_table_alias (user_id, value_4_agg) SELECT id, max(value) AS max FROM (SELECT f2.id, f2.v4 AS value FROM ((SELECT foo.id FROM (SELECT reference_table.user_id AS id FROM public.raw_events_first_13300002 raw_events_first, public.reference_table_13300012 reference_table WHERE (raw_events_first.user_id OPERATOR(pg_catalog.=) reference_table.user_id)) foo) f JOIN (SELECT foo2.v4, foo2.v1, foo2.id FROM (SELECT sum(raw_events_second.value_4) AS v4, sum(raw_events_first.value_1) AS v1, raw_events_second.user_id AS id FROM public.raw_events_first_13300002 raw_events_first, public.raw_events_second_13300006 raw_events_second WHERE (raw_events_first.user_id OPERATOR(pg_catalog.=) raw_events_second.user_id) GROUP BY raw_events_second.user_id HAVING (sum(raw_events_second.value_4) OPERATOR(pg_catalog.>) (10)::numeric)) foo2) f2 ON ((f.id OPERATOR(pg_catalog.=) f2.id)))) outer_most WHERE ((worker_hash(id) OPERATOR(pg_catalog.>=) 0) AND (worker_hash(id) OPERATOR(pg_catalog.<=) 1073741823)) GROUP BY id DEBUG: distributed statement: INSERT INTO public.agg_events_13300011 AS citus_table_alias (user_id, value_4_agg) SELECT id, max(value) AS max FROM (SELECT f2.id, f2.v4 AS value FROM ((SELECT foo.id FROM (SELECT reference_table.user_id AS id FROM public.raw_events_first_13300003 raw_events_first, public.reference_table_13300012 reference_table WHERE (raw_events_first.user_id OPERATOR(pg_catalog.=) reference_table.user_id)) foo) f JOIN (SELECT foo2.v4, foo2.v1, foo2.id FROM (SELECT sum(raw_events_second.value_4) AS v4, sum(raw_events_first.value_1) AS v1, raw_events_second.user_id AS id FROM public.raw_events_first_13300003 raw_events_first, public.raw_events_second_13300007 raw_events_second WHERE (raw_events_first.user_id OPERATOR(pg_catalog.=) raw_events_second.user_id) GROUP BY raw_events_second.user_id HAVING (sum(raw_events_second.value_4) OPERATOR(pg_catalog.>) (10)::numeric)) foo2) f2 ON ((f.id OPERATOR(pg_catalog.=) f2.id)))) outer_most WHERE ((worker_hash(id) OPERATOR(pg_catalog.>=) 1073741824) AND (worker_hash(id) OPERATOR(pg_catalog.<=) 2147483647)) GROUP BY id DEBUG: Plan is router executable -- subqueries in WHERE clause INSERT INTO raw_events_second (user_id) SELECT user_id FROM raw_events_first WHERE user_id IN (SELECT user_id FROM raw_events_second WHERE user_id = 2); DEBUG: Skipping target shard interval 13300004 since SELECT query for it pruned away DEBUG: Skipping target shard interval 13300005 since SELECT query for it pruned away DEBUG: Skipping target shard interval 13300006 since SELECT query for it pruned away DEBUG: distributed statement: INSERT INTO public.raw_events_second_13300007 AS citus_table_alias (user_id) SELECT user_id FROM public.raw_events_first_13300003 raw_events_first WHERE ((user_id OPERATOR(pg_catalog.=) ANY (SELECT raw_events_second.user_id FROM public.raw_events_second_13300007 raw_events_second WHERE (raw_events_second.user_id OPERATOR(pg_catalog.=) 2))) AND ((worker_hash(user_id) OPERATOR(pg_catalog.>=) 1073741824) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) 2147483647))) DEBUG: Plan is router executable INSERT INTO raw_events_second (user_id) SELECT user_id FROM raw_events_first WHERE user_id IN (SELECT user_id FROM raw_events_second WHERE user_id != 2 AND value_1 = 2000) ON conflict (user_id, value_1) DO NOTHING; DEBUG: distributed statement: INSERT INTO public.raw_events_second_13300004 AS citus_table_alias (user_id) SELECT user_id FROM public.raw_events_first_13300000 raw_events_first WHERE ((user_id OPERATOR(pg_catalog.=) ANY (SELECT raw_events_second.user_id FROM public.raw_events_second_13300004 raw_events_second WHERE ((raw_events_second.user_id OPERATOR(pg_catalog.<>) 2) AND (raw_events_second.value_1 OPERATOR(pg_catalog.=) 2000)))) AND ((worker_hash(user_id) OPERATOR(pg_catalog.>=) '-2147483648'::integer) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) '-1073741825'::integer))) ON CONFLICT(user_id, value_1) DO NOTHING DEBUG: distributed statement: INSERT INTO public.raw_events_second_13300005 AS citus_table_alias (user_id) SELECT user_id FROM public.raw_events_first_13300001 raw_events_first WHERE ((user_id OPERATOR(pg_catalog.=) ANY (SELECT raw_events_second.user_id FROM public.raw_events_second_13300005 raw_events_second WHERE ((raw_events_second.user_id OPERATOR(pg_catalog.<>) 2) AND (raw_events_second.value_1 OPERATOR(pg_catalog.=) 2000)))) AND ((worker_hash(user_id) OPERATOR(pg_catalog.>=) '-1073741824'::integer) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) '-1'::integer))) ON CONFLICT(user_id, value_1) DO NOTHING DEBUG: distributed statement: INSERT INTO public.raw_events_second_13300006 AS citus_table_alias (user_id) SELECT user_id FROM public.raw_events_first_13300002 raw_events_first WHERE ((user_id OPERATOR(pg_catalog.=) ANY (SELECT raw_events_second.user_id FROM public.raw_events_second_13300006 raw_events_second WHERE ((raw_events_second.user_id OPERATOR(pg_catalog.<>) 2) AND (raw_events_second.value_1 OPERATOR(pg_catalog.=) 2000)))) AND ((worker_hash(user_id) OPERATOR(pg_catalog.>=) 0) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) 1073741823))) ON CONFLICT(user_id, value_1) DO NOTHING DEBUG: distributed statement: INSERT INTO public.raw_events_second_13300007 AS citus_table_alias (user_id) SELECT user_id FROM public.raw_events_first_13300003 raw_events_first WHERE ((user_id OPERATOR(pg_catalog.=) ANY (SELECT raw_events_second.user_id FROM public.raw_events_second_13300007 raw_events_second WHERE ((raw_events_second.user_id OPERATOR(pg_catalog.<>) 2) AND (raw_events_second.value_1 OPERATOR(pg_catalog.=) 2000)))) AND ((worker_hash(user_id) OPERATOR(pg_catalog.>=) 1073741824) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) 2147483647))) ON CONFLICT(user_id, value_1) DO NOTHING DEBUG: Plan is router executable INSERT INTO raw_events_second (user_id) SELECT user_id FROM raw_events_first WHERE user_id IN (SELECT user_id FROM raw_events_second WHERE false); DEBUG: Skipping target shard interval 13300004 since SELECT query for it pruned away DEBUG: Skipping target shard interval 13300005 since SELECT query for it pruned away DEBUG: Skipping target shard interval 13300006 since SELECT query for it pruned away DEBUG: Skipping target shard interval 13300007 since SELECT query for it pruned away DEBUG: Plan is router executable INSERT INTO raw_events_second (user_id) SELECT user_id FROM raw_events_first WHERE user_id IN (SELECT user_id FROM raw_events_second WHERE value_1 = 1000 OR value_1 = 2000 OR value_1 = 3000); DEBUG: distributed statement: INSERT INTO public.raw_events_second_13300004 AS citus_table_alias (user_id) SELECT user_id FROM public.raw_events_first_13300000 raw_events_first WHERE ((user_id OPERATOR(pg_catalog.=) ANY (SELECT raw_events_second.user_id FROM public.raw_events_second_13300004 raw_events_second WHERE ((raw_events_second.value_1 OPERATOR(pg_catalog.=) 1000) OR (raw_events_second.value_1 OPERATOR(pg_catalog.=) 2000) OR (raw_events_second.value_1 OPERATOR(pg_catalog.=) 3000)))) AND ((worker_hash(user_id) OPERATOR(pg_catalog.>=) '-2147483648'::integer) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) '-1073741825'::integer))) DEBUG: distributed statement: INSERT INTO public.raw_events_second_13300005 AS citus_table_alias (user_id) SELECT user_id FROM public.raw_events_first_13300001 raw_events_first WHERE ((user_id OPERATOR(pg_catalog.=) ANY (SELECT raw_events_second.user_id FROM public.raw_events_second_13300005 raw_events_second WHERE ((raw_events_second.value_1 OPERATOR(pg_catalog.=) 1000) OR (raw_events_second.value_1 OPERATOR(pg_catalog.=) 2000) OR (raw_events_second.value_1 OPERATOR(pg_catalog.=) 3000)))) AND ((worker_hash(user_id) OPERATOR(pg_catalog.>=) '-1073741824'::integer) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) '-1'::integer))) DEBUG: distributed statement: INSERT INTO public.raw_events_second_13300006 AS citus_table_alias (user_id) SELECT user_id FROM public.raw_events_first_13300002 raw_events_first WHERE ((user_id OPERATOR(pg_catalog.=) ANY (SELECT raw_events_second.user_id FROM public.raw_events_second_13300006 raw_events_second WHERE ((raw_events_second.value_1 OPERATOR(pg_catalog.=) 1000) OR (raw_events_second.value_1 OPERATOR(pg_catalog.=) 2000) OR (raw_events_second.value_1 OPERATOR(pg_catalog.=) 3000)))) AND ((worker_hash(user_id) OPERATOR(pg_catalog.>=) 0) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) 1073741823))) DEBUG: distributed statement: INSERT INTO public.raw_events_second_13300007 AS citus_table_alias (user_id) SELECT user_id FROM public.raw_events_first_13300003 raw_events_first WHERE ((user_id OPERATOR(pg_catalog.=) ANY (SELECT raw_events_second.user_id FROM public.raw_events_second_13300007 raw_events_second WHERE ((raw_events_second.value_1 OPERATOR(pg_catalog.=) 1000) OR (raw_events_second.value_1 OPERATOR(pg_catalog.=) 2000) OR (raw_events_second.value_1 OPERATOR(pg_catalog.=) 3000)))) AND ((worker_hash(user_id) OPERATOR(pg_catalog.>=) 1073741824) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) 2147483647))) DEBUG: Plan is router executable -- lets mix subqueries in FROM clause and subqueries in WHERE INSERT INTO agg_events (user_id) SELECT f2.id FROM (SELECT id FROM (SELECT reference_table.user_id AS id FROM raw_events_first, reference_table WHERE raw_events_first.user_id = reference_table.user_id ) AS foo) as f INNER JOIN (SELECT v4, v1, id FROM (SELECT SUM(raw_events_second.value_4) AS v4, SUM(raw_events_first.value_1) AS v1, raw_events_second.user_id AS id FROM raw_events_first, raw_events_second WHERE raw_events_first.user_id = raw_events_second.user_id GROUP BY raw_events_second.user_id HAVING SUM(raw_events_second.value_4) > 1000) AS foo2 ) as f2 ON (f.id = f2.id) WHERE f.id IN (SELECT user_id FROM raw_events_second); DEBUG: distributed statement: INSERT INTO public.agg_events_13300008 AS citus_table_alias (user_id) SELECT f2.id FROM ((SELECT foo.id FROM (SELECT reference_table.user_id AS id FROM public.raw_events_first_13300000 raw_events_first, public.reference_table_13300012 reference_table WHERE (raw_events_first.user_id OPERATOR(pg_catalog.=) reference_table.user_id)) foo) f JOIN (SELECT foo2.v4, foo2.v1, foo2.id FROM (SELECT sum(raw_events_second.value_4) AS v4, sum(raw_events_first.value_1) AS v1, raw_events_second.user_id AS id FROM public.raw_events_first_13300000 raw_events_first, public.raw_events_second_13300004 raw_events_second WHERE (raw_events_first.user_id OPERATOR(pg_catalog.=) raw_events_second.user_id) GROUP BY raw_events_second.user_id HAVING (sum(raw_events_second.value_4) OPERATOR(pg_catalog.>) (1000)::numeric)) foo2) f2 ON ((f.id OPERATOR(pg_catalog.=) f2.id))) WHERE ((f.id OPERATOR(pg_catalog.=) ANY (SELECT raw_events_second.user_id FROM public.raw_events_second_13300004 raw_events_second)) AND ((worker_hash(f2.id) OPERATOR(pg_catalog.>=) '-2147483648'::integer) AND (worker_hash(f2.id) OPERATOR(pg_catalog.<=) '-1073741825'::integer))) DEBUG: distributed statement: INSERT INTO public.agg_events_13300009 AS citus_table_alias (user_id) SELECT f2.id FROM ((SELECT foo.id FROM (SELECT reference_table.user_id AS id FROM public.raw_events_first_13300001 raw_events_first, public.reference_table_13300012 reference_table WHERE (raw_events_first.user_id OPERATOR(pg_catalog.=) reference_table.user_id)) foo) f JOIN (SELECT foo2.v4, foo2.v1, foo2.id FROM (SELECT sum(raw_events_second.value_4) AS v4, sum(raw_events_first.value_1) AS v1, raw_events_second.user_id AS id FROM public.raw_events_first_13300001 raw_events_first, public.raw_events_second_13300005 raw_events_second WHERE (raw_events_first.user_id OPERATOR(pg_catalog.=) raw_events_second.user_id) GROUP BY raw_events_second.user_id HAVING (sum(raw_events_second.value_4) OPERATOR(pg_catalog.>) (1000)::numeric)) foo2) f2 ON ((f.id OPERATOR(pg_catalog.=) f2.id))) WHERE ((f.id OPERATOR(pg_catalog.=) ANY (SELECT raw_events_second.user_id FROM public.raw_events_second_13300005 raw_events_second)) AND ((worker_hash(f2.id) OPERATOR(pg_catalog.>=) '-1073741824'::integer) AND (worker_hash(f2.id) OPERATOR(pg_catalog.<=) '-1'::integer))) DEBUG: distributed statement: INSERT INTO public.agg_events_13300010 AS citus_table_alias (user_id) SELECT f2.id FROM ((SELECT foo.id FROM (SELECT reference_table.user_id AS id FROM public.raw_events_first_13300002 raw_events_first, public.reference_table_13300012 reference_table WHERE (raw_events_first.user_id OPERATOR(pg_catalog.=) reference_table.user_id)) foo) f JOIN (SELECT foo2.v4, foo2.v1, foo2.id FROM (SELECT sum(raw_events_second.value_4) AS v4, sum(raw_events_first.value_1) AS v1, raw_events_second.user_id AS id FROM public.raw_events_first_13300002 raw_events_first, public.raw_events_second_13300006 raw_events_second WHERE (raw_events_first.user_id OPERATOR(pg_catalog.=) raw_events_second.user_id) GROUP BY raw_events_second.user_id HAVING (sum(raw_events_second.value_4) OPERATOR(pg_catalog.>) (1000)::numeric)) foo2) f2 ON ((f.id OPERATOR(pg_catalog.=) f2.id))) WHERE ((f.id OPERATOR(pg_catalog.=) ANY (SELECT raw_events_second.user_id FROM public.raw_events_second_13300006 raw_events_second)) AND ((worker_hash(f2.id) OPERATOR(pg_catalog.>=) 0) AND (worker_hash(f2.id) OPERATOR(pg_catalog.<=) 1073741823))) DEBUG: distributed statement: INSERT INTO public.agg_events_13300011 AS citus_table_alias (user_id) SELECT f2.id FROM ((SELECT foo.id FROM (SELECT reference_table.user_id AS id FROM public.raw_events_first_13300003 raw_events_first, public.reference_table_13300012 reference_table WHERE (raw_events_first.user_id OPERATOR(pg_catalog.=) reference_table.user_id)) foo) f JOIN (SELECT foo2.v4, foo2.v1, foo2.id FROM (SELECT sum(raw_events_second.value_4) AS v4, sum(raw_events_first.value_1) AS v1, raw_events_second.user_id AS id FROM public.raw_events_first_13300003 raw_events_first, public.raw_events_second_13300007 raw_events_second WHERE (raw_events_first.user_id OPERATOR(pg_catalog.=) raw_events_second.user_id) GROUP BY raw_events_second.user_id HAVING (sum(raw_events_second.value_4) OPERATOR(pg_catalog.>) (1000)::numeric)) foo2) f2 ON ((f.id OPERATOR(pg_catalog.=) f2.id))) WHERE ((f.id OPERATOR(pg_catalog.=) ANY (SELECT raw_events_second.user_id FROM public.raw_events_second_13300007 raw_events_second)) AND ((worker_hash(f2.id) OPERATOR(pg_catalog.>=) 1073741824) AND (worker_hash(f2.id) OPERATOR(pg_catalog.<=) 2147483647))) DEBUG: Plan is router executable -- some UPSERTS INSERT INTO agg_events AS ae ( user_id, value_1_agg, agg_time ) SELECT user_id, value_1, time FROM raw_events_first ON conflict (user_id, value_1_agg) DO UPDATE SET agg_time = EXCLUDED.agg_time WHERE ae.agg_time < EXCLUDED.agg_time; DEBUG: distributed statement: INSERT INTO public.agg_events_13300008 AS ae (user_id, value_1_agg, agg_time) SELECT user_id, value_1, "time" FROM public.raw_events_first_13300000 raw_events_first WHERE ((worker_hash(user_id) OPERATOR(pg_catalog.>=) '-2147483648'::integer) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) '-1073741825'::integer)) ON CONFLICT(user_id, value_1_agg) DO UPDATE SET agg_time = excluded.agg_time WHERE (ae.agg_time OPERATOR(pg_catalog.<) excluded.agg_time) DEBUG: distributed statement: INSERT INTO public.agg_events_13300009 AS ae (user_id, value_1_agg, agg_time) SELECT user_id, value_1, "time" FROM public.raw_events_first_13300001 raw_events_first WHERE ((worker_hash(user_id) OPERATOR(pg_catalog.>=) '-1073741824'::integer) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) '-1'::integer)) ON CONFLICT(user_id, value_1_agg) DO UPDATE SET agg_time = excluded.agg_time WHERE (ae.agg_time OPERATOR(pg_catalog.<) excluded.agg_time) DEBUG: distributed statement: INSERT INTO public.agg_events_13300010 AS ae (user_id, value_1_agg, agg_time) SELECT user_id, value_1, "time" FROM public.raw_events_first_13300002 raw_events_first WHERE ((worker_hash(user_id) OPERATOR(pg_catalog.>=) 0) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) 1073741823)) ON CONFLICT(user_id, value_1_agg) DO UPDATE SET agg_time = excluded.agg_time WHERE (ae.agg_time OPERATOR(pg_catalog.<) excluded.agg_time) DEBUG: distributed statement: INSERT INTO public.agg_events_13300011 AS ae (user_id, value_1_agg, agg_time) SELECT user_id, value_1, "time" FROM public.raw_events_first_13300003 raw_events_first WHERE ((worker_hash(user_id) OPERATOR(pg_catalog.>=) 1073741824) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) 2147483647)) ON CONFLICT(user_id, value_1_agg) DO UPDATE SET agg_time = excluded.agg_time WHERE (ae.agg_time OPERATOR(pg_catalog.<) excluded.agg_time) DEBUG: Plan is router executable -- upserts with returning INSERT INTO agg_events AS ae ( user_id, value_1_agg, agg_time ) SELECT user_id, value_1, time FROM raw_events_first ON conflict (user_id, value_1_agg) DO UPDATE SET agg_time = EXCLUDED.agg_time WHERE ae.agg_time < EXCLUDED.agg_time RETURNING user_id, value_1_agg; DEBUG: distributed statement: INSERT INTO public.agg_events_13300008 AS ae (user_id, value_1_agg, agg_time) SELECT user_id, value_1, "time" FROM public.raw_events_first_13300000 raw_events_first WHERE ((worker_hash(user_id) OPERATOR(pg_catalog.>=) '-2147483648'::integer) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) '-1073741825'::integer)) ON CONFLICT(user_id, value_1_agg) DO UPDATE SET agg_time = excluded.agg_time WHERE (ae.agg_time OPERATOR(pg_catalog.<) excluded.agg_time) RETURNING ae.user_id, ae.value_1_agg DEBUG: distributed statement: INSERT INTO public.agg_events_13300009 AS ae (user_id, value_1_agg, agg_time) SELECT user_id, value_1, "time" FROM public.raw_events_first_13300001 raw_events_first WHERE ((worker_hash(user_id) OPERATOR(pg_catalog.>=) '-1073741824'::integer) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) '-1'::integer)) ON CONFLICT(user_id, value_1_agg) DO UPDATE SET agg_time = excluded.agg_time WHERE (ae.agg_time OPERATOR(pg_catalog.<) excluded.agg_time) RETURNING ae.user_id, ae.value_1_agg DEBUG: distributed statement: INSERT INTO public.agg_events_13300010 AS ae (user_id, value_1_agg, agg_time) SELECT user_id, value_1, "time" FROM public.raw_events_first_13300002 raw_events_first WHERE ((worker_hash(user_id) OPERATOR(pg_catalog.>=) 0) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) 1073741823)) ON CONFLICT(user_id, value_1_agg) DO UPDATE SET agg_time = excluded.agg_time WHERE (ae.agg_time OPERATOR(pg_catalog.<) excluded.agg_time) RETURNING ae.user_id, ae.value_1_agg DEBUG: distributed statement: INSERT INTO public.agg_events_13300011 AS ae (user_id, value_1_agg, agg_time) SELECT user_id, value_1, "time" FROM public.raw_events_first_13300003 raw_events_first WHERE ((worker_hash(user_id) OPERATOR(pg_catalog.>=) 1073741824) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) 2147483647)) ON CONFLICT(user_id, value_1_agg) DO UPDATE SET agg_time = excluded.agg_time WHERE (ae.agg_time OPERATOR(pg_catalog.<) excluded.agg_time) RETURNING ae.user_id, ae.value_1_agg DEBUG: Plan is router executable user_id | value_1_agg --------------------------------------------------------------------- 7 | (1 row) INSERT INTO agg_events (user_id, value_1_agg) SELECT user_id, sum(value_1 + value_2) FROM raw_events_first GROUP BY user_id; DEBUG: distributed statement: INSERT INTO public.agg_events_13300008 AS citus_table_alias (user_id, value_1_agg) SELECT user_id, sum((value_1 OPERATOR(pg_catalog.+) value_2)) AS sum FROM public.raw_events_first_13300000 raw_events_first WHERE ((worker_hash(user_id) OPERATOR(pg_catalog.>=) '-2147483648'::integer) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) '-1073741825'::integer)) GROUP BY user_id DEBUG: distributed statement: INSERT INTO public.agg_events_13300009 AS citus_table_alias (user_id, value_1_agg) SELECT user_id, sum((value_1 OPERATOR(pg_catalog.+) value_2)) AS sum FROM public.raw_events_first_13300001 raw_events_first WHERE ((worker_hash(user_id) OPERATOR(pg_catalog.>=) '-1073741824'::integer) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) '-1'::integer)) GROUP BY user_id DEBUG: distributed statement: INSERT INTO public.agg_events_13300010 AS citus_table_alias (user_id, value_1_agg) SELECT user_id, sum((value_1 OPERATOR(pg_catalog.+) value_2)) AS sum FROM public.raw_events_first_13300002 raw_events_first WHERE ((worker_hash(user_id) OPERATOR(pg_catalog.>=) 0) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) 1073741823)) GROUP BY user_id DEBUG: distributed statement: INSERT INTO public.agg_events_13300011 AS citus_table_alias (user_id, value_1_agg) SELECT user_id, sum((value_1 OPERATOR(pg_catalog.+) value_2)) AS sum FROM public.raw_events_first_13300003 raw_events_first WHERE ((worker_hash(user_id) OPERATOR(pg_catalog.>=) 1073741824) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) 2147483647)) GROUP BY user_id DEBUG: Plan is router executable -- FILTER CLAUSE INSERT INTO agg_events (user_id, value_1_agg) SELECT user_id, sum(value_1 + value_2) FILTER (where value_3 = 15) FROM raw_events_first GROUP BY user_id; DEBUG: distributed statement: INSERT INTO public.agg_events_13300008 AS citus_table_alias (user_id, value_1_agg) SELECT user_id, sum((value_1 OPERATOR(pg_catalog.+) value_2)) FILTER (WHERE (value_3 OPERATOR(pg_catalog.=) (15)::double precision)) AS sum FROM public.raw_events_first_13300000 raw_events_first WHERE ((worker_hash(user_id) OPERATOR(pg_catalog.>=) '-2147483648'::integer) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) '-1073741825'::integer)) GROUP BY user_id DEBUG: distributed statement: INSERT INTO public.agg_events_13300009 AS citus_table_alias (user_id, value_1_agg) SELECT user_id, sum((value_1 OPERATOR(pg_catalog.+) value_2)) FILTER (WHERE (value_3 OPERATOR(pg_catalog.=) (15)::double precision)) AS sum FROM public.raw_events_first_13300001 raw_events_first WHERE ((worker_hash(user_id) OPERATOR(pg_catalog.>=) '-1073741824'::integer) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) '-1'::integer)) GROUP BY user_id DEBUG: distributed statement: INSERT INTO public.agg_events_13300010 AS citus_table_alias (user_id, value_1_agg) SELECT user_id, sum((value_1 OPERATOR(pg_catalog.+) value_2)) FILTER (WHERE (value_3 OPERATOR(pg_catalog.=) (15)::double precision)) AS sum FROM public.raw_events_first_13300002 raw_events_first WHERE ((worker_hash(user_id) OPERATOR(pg_catalog.>=) 0) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) 1073741823)) GROUP BY user_id DEBUG: distributed statement: INSERT INTO public.agg_events_13300011 AS citus_table_alias (user_id, value_1_agg) SELECT user_id, sum((value_1 OPERATOR(pg_catalog.+) value_2)) FILTER (WHERE (value_3 OPERATOR(pg_catalog.=) (15)::double precision)) AS sum FROM public.raw_events_first_13300003 raw_events_first WHERE ((worker_hash(user_id) OPERATOR(pg_catalog.>=) 1073741824) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) 2147483647)) GROUP BY user_id DEBUG: Plan is router executable -- a test with reference table JOINs INSERT INTO agg_events (user_id, value_1_agg) SELECT raw_events_first.user_id, sum(value_1) FROM reference_table, raw_events_first WHERE raw_events_first.user_id = reference_table.user_id GROUP BY raw_events_first.user_id; DEBUG: distributed statement: INSERT INTO public.agg_events_13300008 AS citus_table_alias (user_id, value_1_agg) SELECT raw_events_first.user_id, sum(raw_events_first.value_1) AS sum FROM public.reference_table_13300012 reference_table, public.raw_events_first_13300000 raw_events_first WHERE ((raw_events_first.user_id OPERATOR(pg_catalog.=) reference_table.user_id) AND ((worker_hash(raw_events_first.user_id) OPERATOR(pg_catalog.>=) '-2147483648'::integer) AND (worker_hash(raw_events_first.user_id) OPERATOR(pg_catalog.<=) '-1073741825'::integer))) GROUP BY raw_events_first.user_id DEBUG: distributed statement: INSERT INTO public.agg_events_13300009 AS citus_table_alias (user_id, value_1_agg) SELECT raw_events_first.user_id, sum(raw_events_first.value_1) AS sum FROM public.reference_table_13300012 reference_table, public.raw_events_first_13300001 raw_events_first WHERE ((raw_events_first.user_id OPERATOR(pg_catalog.=) reference_table.user_id) AND ((worker_hash(raw_events_first.user_id) OPERATOR(pg_catalog.>=) '-1073741824'::integer) AND (worker_hash(raw_events_first.user_id) OPERATOR(pg_catalog.<=) '-1'::integer))) GROUP BY raw_events_first.user_id DEBUG: distributed statement: INSERT INTO public.agg_events_13300010 AS citus_table_alias (user_id, value_1_agg) SELECT raw_events_first.user_id, sum(raw_events_first.value_1) AS sum FROM public.reference_table_13300012 reference_table, public.raw_events_first_13300002 raw_events_first WHERE ((raw_events_first.user_id OPERATOR(pg_catalog.=) reference_table.user_id) AND ((worker_hash(raw_events_first.user_id) OPERATOR(pg_catalog.>=) 0) AND (worker_hash(raw_events_first.user_id) OPERATOR(pg_catalog.<=) 1073741823))) GROUP BY raw_events_first.user_id DEBUG: distributed statement: INSERT INTO public.agg_events_13300011 AS citus_table_alias (user_id, value_1_agg) SELECT raw_events_first.user_id, sum(raw_events_first.value_1) AS sum FROM public.reference_table_13300012 reference_table, public.raw_events_first_13300003 raw_events_first WHERE ((raw_events_first.user_id OPERATOR(pg_catalog.=) reference_table.user_id) AND ((worker_hash(raw_events_first.user_id) OPERATOR(pg_catalog.>=) 1073741824) AND (worker_hash(raw_events_first.user_id) OPERATOR(pg_catalog.<=) 2147483647))) GROUP BY raw_events_first.user_id DEBUG: Plan is router executable -- a note on the outer joins is that -- we filter out outer join results -- where partition column returns -- NULL. Thus, we could INSERT less rows -- than we expect from subquery result. -- see the following tests SET client_min_messages TO INFO; -- we don't want to see constraint violations, so truncate first TRUNCATE agg_events; -- add a row to first table to make table contents different INSERT INTO raw_events_second (user_id, time, value_1, value_2, value_3, value_4) VALUES (10, now(), 100, 10000, 10000, 100000); DELETE FROM raw_events_second WHERE user_id = 2; -- we select 11 rows SELECT t1.user_id AS col1, t2.user_id AS col2 FROM raw_events_first t1 FULL JOIN raw_events_second t2 ON t1.user_id = t2.user_id ORDER BY t1.user_id, t2.user_id; col1 | col2 --------------------------------------------------------------------- 1 | 1 2 | 3 | 3 4 | 4 5 | 5 6 | 6 7 | 7 8 | 8 9 | 9 | 10 (10 rows) SET client_min_messages TO DEBUG2; -- we insert 10 rows since we filtered out -- NULL partition column values INSERT INTO agg_events (user_id, value_1_agg) SELECT t1.user_id AS col1, t2.user_id AS col2 FROM raw_events_first t1 FULL JOIN raw_events_second t2 ON t1.user_id = t2.user_id; DEBUG: distributed statement: INSERT INTO public.agg_events_13300008 AS citus_table_alias (user_id, value_1_agg) SELECT t1.user_id AS col1, t2.user_id AS col2 FROM (public.raw_events_first_13300000 t1 FULL JOIN public.raw_events_second_13300004 t2 ON ((t1.user_id OPERATOR(pg_catalog.=) t2.user_id))) WHERE ((worker_hash(t1.user_id) OPERATOR(pg_catalog.>=) '-2147483648'::integer) AND (worker_hash(t1.user_id) OPERATOR(pg_catalog.<=) '-1073741825'::integer)) DEBUG: distributed statement: INSERT INTO public.agg_events_13300009 AS citus_table_alias (user_id, value_1_agg) SELECT t1.user_id AS col1, t2.user_id AS col2 FROM (public.raw_events_first_13300001 t1 FULL JOIN public.raw_events_second_13300005 t2 ON ((t1.user_id OPERATOR(pg_catalog.=) t2.user_id))) WHERE ((worker_hash(t1.user_id) OPERATOR(pg_catalog.>=) '-1073741824'::integer) AND (worker_hash(t1.user_id) OPERATOR(pg_catalog.<=) '-1'::integer)) DEBUG: distributed statement: INSERT INTO public.agg_events_13300010 AS citus_table_alias (user_id, value_1_agg) SELECT t1.user_id AS col1, t2.user_id AS col2 FROM (public.raw_events_first_13300002 t1 FULL JOIN public.raw_events_second_13300006 t2 ON ((t1.user_id OPERATOR(pg_catalog.=) t2.user_id))) WHERE ((worker_hash(t1.user_id) OPERATOR(pg_catalog.>=) 0) AND (worker_hash(t1.user_id) OPERATOR(pg_catalog.<=) 1073741823)) DEBUG: distributed statement: INSERT INTO public.agg_events_13300011 AS citus_table_alias (user_id, value_1_agg) SELECT t1.user_id AS col1, t2.user_id AS col2 FROM (public.raw_events_first_13300003 t1 FULL JOIN public.raw_events_second_13300007 t2 ON ((t1.user_id OPERATOR(pg_catalog.=) t2.user_id))) WHERE ((worker_hash(t1.user_id) OPERATOR(pg_catalog.>=) 1073741824) AND (worker_hash(t1.user_id) OPERATOR(pg_catalog.<=) 2147483647)) DEBUG: Plan is router executable SET client_min_messages TO INFO; -- see that the results are different from the SELECT query SELECT user_id, value_1_agg FROM agg_events ORDER BY user_id, value_1_agg; user_id | value_1_agg --------------------------------------------------------------------- 1 | 1 2 | 3 | 3 4 | 4 5 | 5 6 | 6 7 | 7 8 | 8 9 | 9 (9 rows) -- we don't want to see constraint violations, so truncate first SET client_min_messages TO INFO; TRUNCATE agg_events; SET client_min_messages TO DEBUG2; -- DISTINCT clause INSERT INTO agg_events (value_1_agg, user_id) SELECT DISTINCT value_1, user_id FROM raw_events_first; DEBUG: distributed statement: INSERT INTO public.agg_events_13300008 AS citus_table_alias (user_id, value_1_agg) SELECT DISTINCT user_id, value_1 FROM public.raw_events_first_13300000 raw_events_first WHERE ((worker_hash(user_id) OPERATOR(pg_catalog.>=) '-2147483648'::integer) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) '-1073741825'::integer)) DEBUG: distributed statement: INSERT INTO public.agg_events_13300009 AS citus_table_alias (user_id, value_1_agg) SELECT DISTINCT user_id, value_1 FROM public.raw_events_first_13300001 raw_events_first WHERE ((worker_hash(user_id) OPERATOR(pg_catalog.>=) '-1073741824'::integer) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) '-1'::integer)) DEBUG: distributed statement: INSERT INTO public.agg_events_13300010 AS citus_table_alias (user_id, value_1_agg) SELECT DISTINCT user_id, value_1 FROM public.raw_events_first_13300002 raw_events_first WHERE ((worker_hash(user_id) OPERATOR(pg_catalog.>=) 0) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) 1073741823)) DEBUG: distributed statement: INSERT INTO public.agg_events_13300011 AS citus_table_alias (user_id, value_1_agg) SELECT DISTINCT user_id, value_1 FROM public.raw_events_first_13300003 raw_events_first WHERE ((worker_hash(user_id) OPERATOR(pg_catalog.>=) 1073741824) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) 2147483647)) DEBUG: Plan is router executable -- we don't want to see constraint violations, so truncate first SET client_min_messages TO INFO; truncate agg_events; SET client_min_messages TO DEBUG2; -- DISTINCT ON clauses are supported -- distinct on(non-partition column) -- values are pulled to master INSERT INTO agg_events (value_1_agg, user_id) SELECT DISTINCT ON (value_1) value_1, user_id FROM raw_events_first; DEBUG: DISTINCT ON (non-partition column) clauses are not allowed in distributed INSERT ... SELECT queries DEBUG: Router planner cannot handle multi-shard select queries DEBUG: Collecting INSERT ... SELECT results on coordinator SELECT user_id, value_1_agg FROM agg_events ORDER BY 1,2; DEBUG: Router planner cannot handle multi-shard select queries user_id | value_1_agg --------------------------------------------------------------------- 1 | 10 2 | 20 3 | 30 4 | 40 5 | 50 6 | 60 7 | 8 | 80 9 | 90 (9 rows) -- we don't want to see constraint violations, so truncate first SET client_min_messages TO INFO; truncate agg_events; SET client_min_messages TO DEBUG2; -- distinct on(partition column) -- queries are forwared to workers INSERT INTO agg_events (value_1_agg, user_id) SELECT DISTINCT ON (user_id) value_1, user_id FROM raw_events_first; DEBUG: distributed statement: INSERT INTO public.agg_events_13300008 AS citus_table_alias (user_id, value_1_agg) SELECT DISTINCT ON (user_id) user_id, value_1 FROM public.raw_events_first_13300000 raw_events_first WHERE ((worker_hash(user_id) OPERATOR(pg_catalog.>=) '-2147483648'::integer) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) '-1073741825'::integer)) DEBUG: distributed statement: INSERT INTO public.agg_events_13300009 AS citus_table_alias (user_id, value_1_agg) SELECT DISTINCT ON (user_id) user_id, value_1 FROM public.raw_events_first_13300001 raw_events_first WHERE ((worker_hash(user_id) OPERATOR(pg_catalog.>=) '-1073741824'::integer) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) '-1'::integer)) DEBUG: distributed statement: INSERT INTO public.agg_events_13300010 AS citus_table_alias (user_id, value_1_agg) SELECT DISTINCT ON (user_id) user_id, value_1 FROM public.raw_events_first_13300002 raw_events_first WHERE ((worker_hash(user_id) OPERATOR(pg_catalog.>=) 0) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) 1073741823)) DEBUG: distributed statement: INSERT INTO public.agg_events_13300011 AS citus_table_alias (user_id, value_1_agg) SELECT DISTINCT ON (user_id) user_id, value_1 FROM public.raw_events_first_13300003 raw_events_first WHERE ((worker_hash(user_id) OPERATOR(pg_catalog.>=) 1073741824) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) 2147483647)) DEBUG: Plan is router executable SELECT user_id, value_1_agg FROM agg_events ORDER BY 1,2; DEBUG: Router planner cannot handle multi-shard select queries user_id | value_1_agg --------------------------------------------------------------------- 1 | 10 2 | 20 3 | 30 4 | 40 5 | 50 6 | 60 7 | 8 | 80 9 | 90 (9 rows) -- We support CTEs -- but prefer to prevent inlining of the CTE -- in order not to diverge from pg 11 vs pg 12 BEGIN; SET LOCAL citus.enable_cte_inlining TO false; WITH fist_table_agg AS (SELECT max(value_1)+1 as v1_agg, user_id FROM raw_events_first GROUP BY user_id) INSERT INTO agg_events (value_1_agg, user_id) SELECT v1_agg, user_id FROM fist_table_agg; DEBUG: distributed INSERT ... SELECT can only select from distributed tables DEBUG: Router planner cannot handle multi-shard select queries DEBUG: generating subplan XXX_1 for CTE fist_table_agg: SELECT (max(value_1) OPERATOR(pg_catalog.+) 1) AS v1_agg, user_id FROM public.raw_events_first GROUP BY user_id DEBUG: Router planner cannot handle multi-shard select queries DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT user_id, v1_agg FROM (SELECT fist_table_agg.v1_agg, fist_table_agg.user_id FROM (SELECT intermediate_result.v1_agg, intermediate_result.user_id FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(v1_agg integer, user_id integer)) fist_table_agg) citus_insert_select_subquery DEBUG: Creating router plan DEBUG: Plan is router executable DEBUG: Collecting INSERT ... SELECT results on coordinator ROLLBACK; -- We don't support CTEs that are referenced in the target list INSERT INTO agg_events WITH sub_cte AS (SELECT 1) SELECT raw_events_first.user_id, (SELECT * FROM sub_cte) FROM raw_events_first; DEBUG: CTE sub_cte is going to be inlined via distributed planning DEBUG: Subqueries without relations are not allowed in distributed INSERT ... SELECT queries DEBUG: Router planner cannot handle multi-shard select queries ERROR: could not run distributed query with subquery outside the FROM, WHERE and HAVING clauses HINT: Consider using an equality filter on the distributed table's partition column. -- We support set operations via the coordinator BEGIN; INSERT INTO raw_events_first(user_id) SELECT user_id FROM ((SELECT user_id FROM raw_events_first) UNION (SELECT user_id FROM raw_events_second)) as foo; DEBUG: Set operations are not allowed in distributed INSERT ... SELECT queries DEBUG: Router planner cannot handle multi-shard select queries DEBUG: performing repartitioned INSERT ... SELECT DEBUG: partitioning SELECT query by column index 0 with name 'user_id' DEBUG: distributed statement: INSERT INTO public.raw_events_first_13300000 AS citus_table_alias (user_id) SELECT user_id FROM read_intermediate_results('{repartitioned_results_from_13300004_to_0}'::text[], 'binary'::citus_copy_format) intermediate_result(user_id integer) DEBUG: distributed statement: INSERT INTO public.raw_events_first_13300001 AS citus_table_alias (user_id) SELECT user_id FROM read_intermediate_results('{repartitioned_results_from_13300005_to_1}'::text[], 'binary'::citus_copy_format) intermediate_result(user_id integer) DEBUG: distributed statement: INSERT INTO public.raw_events_first_13300002 AS citus_table_alias (user_id) SELECT user_id FROM read_intermediate_results('{repartitioned_results_from_13300006_to_2}'::text[], 'binary'::citus_copy_format) intermediate_result(user_id integer) DEBUG: distributed statement: INSERT INTO public.raw_events_first_13300003 AS citus_table_alias (user_id) SELECT user_id FROM read_intermediate_results('{repartitioned_results_from_13300007_to_3}'::text[], 'binary'::citus_copy_format) intermediate_result(user_id integer) ROLLBACK; -- We do support set operations through recursive planning BEGIN; SET LOCAL client_min_messages TO DEBUG; INSERT INTO raw_events_first(user_id) (SELECT user_id FROM raw_events_first) INTERSECT (SELECT user_id FROM raw_events_first); DEBUG: Set operations are not allowed in distributed INSERT ... SELECT queries DEBUG: Router planner cannot handle multi-shard select queries DEBUG: Router planner cannot handle multi-shard select queries DEBUG: generating subplan XXX_1 for subquery SELECT user_id FROM public.raw_events_first DEBUG: Router planner cannot handle multi-shard select queries DEBUG: generating subplan XXX_2 for subquery SELECT user_id FROM public.raw_events_first DEBUG: Creating router plan DEBUG: Plan is router executable DEBUG: generating subplan XXX_3 for subquery SELECT intermediate_result.user_id FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(user_id integer) INTERSECT SELECT intermediate_result.user_id FROM read_intermediate_result('XXX_2'::text, 'binary'::citus_copy_format) intermediate_result(user_id integer) DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT user_id FROM (SELECT intermediate_result.user_id FROM read_intermediate_result('XXX_3'::text, 'binary'::citus_copy_format) intermediate_result(user_id integer)) citus_insert_select_subquery DEBUG: Creating router plan DEBUG: Plan is router executable DEBUG: Collecting INSERT ... SELECT results on coordinator ROLLBACK; -- If the query is router plannable then it is executed via the coordinator INSERT INTO raw_events_first(user_id) SELECT user_id FROM ((SELECT user_id FROM raw_events_first WHERE user_id = 15) EXCEPT (SELECT user_id FROM raw_events_second where user_id = 17)) as foo; DEBUG: Set operations are not allowed in distributed INSERT ... SELECT queries DEBUG: Creating router plan DEBUG: Plan is router executable DEBUG: Collecting INSERT ... SELECT results on coordinator -- some supported LEFT joins INSERT INTO agg_events (user_id) SELECT raw_events_first.user_id FROM raw_events_first LEFT JOIN raw_events_second ON raw_events_first.user_id = raw_events_second.user_id; DEBUG: distributed statement: INSERT INTO public.agg_events_13300008 AS citus_table_alias (user_id) SELECT raw_events_first.user_id FROM (public.raw_events_first_13300000 raw_events_first LEFT JOIN public.raw_events_second_13300004 raw_events_second ON ((raw_events_first.user_id OPERATOR(pg_catalog.=) raw_events_second.user_id))) WHERE ((worker_hash(raw_events_first.user_id) OPERATOR(pg_catalog.>=) '-2147483648'::integer) AND (worker_hash(raw_events_first.user_id) OPERATOR(pg_catalog.<=) '-1073741825'::integer)) DEBUG: distributed statement: INSERT INTO public.agg_events_13300009 AS citus_table_alias (user_id) SELECT raw_events_first.user_id FROM (public.raw_events_first_13300001 raw_events_first LEFT JOIN public.raw_events_second_13300005 raw_events_second ON ((raw_events_first.user_id OPERATOR(pg_catalog.=) raw_events_second.user_id))) WHERE ((worker_hash(raw_events_first.user_id) OPERATOR(pg_catalog.>=) '-1073741824'::integer) AND (worker_hash(raw_events_first.user_id) OPERATOR(pg_catalog.<=) '-1'::integer)) DEBUG: distributed statement: INSERT INTO public.agg_events_13300010 AS citus_table_alias (user_id) SELECT raw_events_first.user_id FROM (public.raw_events_first_13300002 raw_events_first LEFT JOIN public.raw_events_second_13300006 raw_events_second ON ((raw_events_first.user_id OPERATOR(pg_catalog.=) raw_events_second.user_id))) WHERE ((worker_hash(raw_events_first.user_id) OPERATOR(pg_catalog.>=) 0) AND (worker_hash(raw_events_first.user_id) OPERATOR(pg_catalog.<=) 1073741823)) DEBUG: distributed statement: INSERT INTO public.agg_events_13300011 AS citus_table_alias (user_id) SELECT raw_events_first.user_id FROM (public.raw_events_first_13300003 raw_events_first LEFT JOIN public.raw_events_second_13300007 raw_events_second ON ((raw_events_first.user_id OPERATOR(pg_catalog.=) raw_events_second.user_id))) WHERE ((worker_hash(raw_events_first.user_id) OPERATOR(pg_catalog.>=) 1073741824) AND (worker_hash(raw_events_first.user_id) OPERATOR(pg_catalog.<=) 2147483647)) DEBUG: Plan is router executable INSERT INTO agg_events (user_id) SELECT raw_events_second.user_id FROM reference_table LEFT JOIN raw_events_second ON reference_table.user_id = raw_events_second.user_id; DEBUG: distributed statement: INSERT INTO public.agg_events_13300008 AS citus_table_alias (user_id) SELECT raw_events_second.user_id FROM (public.reference_table_13300012 reference_table LEFT JOIN public.raw_events_second_13300004 raw_events_second ON ((reference_table.user_id OPERATOR(pg_catalog.=) raw_events_second.user_id))) WHERE ((worker_hash(raw_events_second.user_id) OPERATOR(pg_catalog.>=) '-2147483648'::integer) AND (worker_hash(raw_events_second.user_id) OPERATOR(pg_catalog.<=) '-1073741825'::integer)) DEBUG: distributed statement: INSERT INTO public.agg_events_13300009 AS citus_table_alias (user_id) SELECT raw_events_second.user_id FROM (public.reference_table_13300012 reference_table LEFT JOIN public.raw_events_second_13300005 raw_events_second ON ((reference_table.user_id OPERATOR(pg_catalog.=) raw_events_second.user_id))) WHERE ((worker_hash(raw_events_second.user_id) OPERATOR(pg_catalog.>=) '-1073741824'::integer) AND (worker_hash(raw_events_second.user_id) OPERATOR(pg_catalog.<=) '-1'::integer)) DEBUG: distributed statement: INSERT INTO public.agg_events_13300010 AS citus_table_alias (user_id) SELECT raw_events_second.user_id FROM (public.reference_table_13300012 reference_table LEFT JOIN public.raw_events_second_13300006 raw_events_second ON ((reference_table.user_id OPERATOR(pg_catalog.=) raw_events_second.user_id))) WHERE ((worker_hash(raw_events_second.user_id) OPERATOR(pg_catalog.>=) 0) AND (worker_hash(raw_events_second.user_id) OPERATOR(pg_catalog.<=) 1073741823)) DEBUG: distributed statement: INSERT INTO public.agg_events_13300011 AS citus_table_alias (user_id) SELECT raw_events_second.user_id FROM (public.reference_table_13300012 reference_table LEFT JOIN public.raw_events_second_13300007 raw_events_second ON ((reference_table.user_id OPERATOR(pg_catalog.=) raw_events_second.user_id))) WHERE ((worker_hash(raw_events_second.user_id) OPERATOR(pg_catalog.>=) 1073741824) AND (worker_hash(raw_events_second.user_id) OPERATOR(pg_catalog.<=) 2147483647)) DEBUG: Plan is router executable INSERT INTO agg_events (user_id) SELECT raw_events_first.user_id FROM raw_events_first LEFT JOIN raw_events_second ON raw_events_first.user_id = raw_events_second.user_id WHERE raw_events_first.user_id = 10; DEBUG: distributed statement: INSERT INTO public.agg_events_13300008 AS citus_table_alias (user_id) SELECT raw_events_first.user_id FROM (public.raw_events_first_13300000 raw_events_first LEFT JOIN public.raw_events_second_13300004 raw_events_second ON ((raw_events_first.user_id OPERATOR(pg_catalog.=) raw_events_second.user_id))) WHERE ((raw_events_first.user_id OPERATOR(pg_catalog.=) 10) AND ((worker_hash(raw_events_first.user_id) OPERATOR(pg_catalog.>=) '-2147483648'::integer) AND (worker_hash(raw_events_first.user_id) OPERATOR(pg_catalog.<=) '-1073741825'::integer))) DEBUG: Skipping target shard interval 13300009 since SELECT query for it pruned away DEBUG: Skipping target shard interval 13300010 since SELECT query for it pruned away DEBUG: Skipping target shard interval 13300011 since SELECT query for it pruned away DEBUG: Plan is router executable INSERT INTO agg_events (user_id) SELECT raw_events_first.user_id FROM raw_events_first LEFT JOIN raw_events_second ON raw_events_first.user_id = raw_events_second.user_id WHERE raw_events_second.user_id = 10 OR raw_events_second.user_id = 11; DEBUG: distributed statement: INSERT INTO public.agg_events_13300008 AS citus_table_alias (user_id) SELECT raw_events_first.user_id FROM (public.raw_events_first_13300000 raw_events_first LEFT JOIN public.raw_events_second_13300004 raw_events_second ON ((raw_events_first.user_id OPERATOR(pg_catalog.=) raw_events_second.user_id))) WHERE (((raw_events_second.user_id OPERATOR(pg_catalog.=) 10) OR (raw_events_second.user_id OPERATOR(pg_catalog.=) 11)) AND ((worker_hash(raw_events_first.user_id) OPERATOR(pg_catalog.>=) '-2147483648'::integer) AND (worker_hash(raw_events_first.user_id) OPERATOR(pg_catalog.<=) '-1073741825'::integer))) DEBUG: distributed statement: INSERT INTO public.agg_events_13300009 AS citus_table_alias (user_id) SELECT raw_events_first.user_id FROM (public.raw_events_first_13300001 raw_events_first LEFT JOIN (SELECT NULL::integer AS user_id, NULL::timestamp without time zone AS "time", NULL::integer AS value_1, NULL::integer AS value_2, NULL::double precision AS value_3, NULL::bigint AS value_4 WHERE false) raw_events_second(user_id, "time", value_1, value_2, value_3, value_4) ON ((raw_events_first.user_id OPERATOR(pg_catalog.=) raw_events_second.user_id))) WHERE (((raw_events_second.user_id OPERATOR(pg_catalog.=) 10) OR (raw_events_second.user_id OPERATOR(pg_catalog.=) 11)) AND ((worker_hash(raw_events_first.user_id) OPERATOR(pg_catalog.>=) '-1073741824'::integer) AND (worker_hash(raw_events_first.user_id) OPERATOR(pg_catalog.<=) '-1'::integer))) DEBUG: distributed statement: INSERT INTO public.agg_events_13300010 AS citus_table_alias (user_id) SELECT raw_events_first.user_id FROM (public.raw_events_first_13300002 raw_events_first LEFT JOIN (SELECT NULL::integer AS user_id, NULL::timestamp without time zone AS "time", NULL::integer AS value_1, NULL::integer AS value_2, NULL::double precision AS value_3, NULL::bigint AS value_4 WHERE false) raw_events_second(user_id, "time", value_1, value_2, value_3, value_4) ON ((raw_events_first.user_id OPERATOR(pg_catalog.=) raw_events_second.user_id))) WHERE (((raw_events_second.user_id OPERATOR(pg_catalog.=) 10) OR (raw_events_second.user_id OPERATOR(pg_catalog.=) 11)) AND ((worker_hash(raw_events_first.user_id) OPERATOR(pg_catalog.>=) 0) AND (worker_hash(raw_events_first.user_id) OPERATOR(pg_catalog.<=) 1073741823))) DEBUG: distributed statement: INSERT INTO public.agg_events_13300011 AS citus_table_alias (user_id) SELECT raw_events_first.user_id FROM (public.raw_events_first_13300003 raw_events_first LEFT JOIN public.raw_events_second_13300007 raw_events_second ON ((raw_events_first.user_id OPERATOR(pg_catalog.=) raw_events_second.user_id))) WHERE (((raw_events_second.user_id OPERATOR(pg_catalog.=) 10) OR (raw_events_second.user_id OPERATOR(pg_catalog.=) 11)) AND ((worker_hash(raw_events_first.user_id) OPERATOR(pg_catalog.>=) 1073741824) AND (worker_hash(raw_events_first.user_id) OPERATOR(pg_catalog.<=) 2147483647))) DEBUG: Plan is router executable INSERT INTO agg_events (user_id) SELECT raw_events_first.user_id FROM raw_events_first INNER JOIN raw_events_second ON raw_events_first.user_id = raw_events_second.user_id WHERE raw_events_first.user_id = 10 AND raw_events_first.user_id = 20; DEBUG: Skipping target shard interval 13300008 since SELECT query for it pruned away DEBUG: Skipping target shard interval 13300009 since SELECT query for it pruned away DEBUG: Skipping target shard interval 13300010 since SELECT query for it pruned away DEBUG: Skipping target shard interval 13300011 since SELECT query for it pruned away DEBUG: Plan is router executable INSERT INTO agg_events (user_id) SELECT raw_events_first.user_id FROM raw_events_first LEFT JOIN raw_events_second ON raw_events_first.user_id = raw_events_second.user_id WHERE raw_events_first.user_id = 10 AND raw_events_second.user_id = 20; DEBUG: Skipping target shard interval 13300008 since SELECT query for it pruned away DEBUG: Skipping target shard interval 13300009 since SELECT query for it pruned away DEBUG: Skipping target shard interval 13300010 since SELECT query for it pruned away DEBUG: Skipping target shard interval 13300011 since SELECT query for it pruned away DEBUG: Plan is router executable INSERT INTO agg_events (user_id) SELECT raw_events_first.user_id FROM raw_events_first LEFT JOIN raw_events_second ON raw_events_first.user_id = raw_events_second.user_id WHERE raw_events_first.user_id IN (19, 20, 21); DEBUG: distributed statement: INSERT INTO public.agg_events_13300008 AS citus_table_alias (user_id) SELECT raw_events_first.user_id FROM (public.raw_events_first_13300000 raw_events_first LEFT JOIN public.raw_events_second_13300004 raw_events_second ON ((raw_events_first.user_id OPERATOR(pg_catalog.=) raw_events_second.user_id))) WHERE ((raw_events_first.user_id OPERATOR(pg_catalog.=) ANY (ARRAY[19, 20, 21])) AND ((worker_hash(raw_events_first.user_id) OPERATOR(pg_catalog.>=) '-2147483648'::integer) AND (worker_hash(raw_events_first.user_id) OPERATOR(pg_catalog.<=) '-1073741825'::integer))) DEBUG: distributed statement: INSERT INTO public.agg_events_13300009 AS citus_table_alias (user_id) SELECT raw_events_first.user_id FROM (public.raw_events_first_13300001 raw_events_first LEFT JOIN public.raw_events_second_13300005 raw_events_second ON ((raw_events_first.user_id OPERATOR(pg_catalog.=) raw_events_second.user_id))) WHERE ((raw_events_first.user_id OPERATOR(pg_catalog.=) ANY (ARRAY[19, 20, 21])) AND ((worker_hash(raw_events_first.user_id) OPERATOR(pg_catalog.>=) '-1073741824'::integer) AND (worker_hash(raw_events_first.user_id) OPERATOR(pg_catalog.<=) '-1'::integer))) DEBUG: distributed statement: INSERT INTO public.agg_events_13300010 AS citus_table_alias (user_id) SELECT raw_events_first.user_id FROM (public.raw_events_first_13300002 raw_events_first LEFT JOIN public.raw_events_second_13300006 raw_events_second ON ((raw_events_first.user_id OPERATOR(pg_catalog.=) raw_events_second.user_id))) WHERE ((raw_events_first.user_id OPERATOR(pg_catalog.=) ANY (ARRAY[19, 20, 21])) AND ((worker_hash(raw_events_first.user_id) OPERATOR(pg_catalog.>=) 0) AND (worker_hash(raw_events_first.user_id) OPERATOR(pg_catalog.<=) 1073741823))) DEBUG: distributed statement: INSERT INTO public.agg_events_13300011 AS citus_table_alias (user_id) SELECT raw_events_first.user_id FROM ((SELECT NULL::integer AS user_id, NULL::timestamp without time zone AS "time", NULL::integer AS value_1, NULL::integer AS value_2, NULL::double precision AS value_3, NULL::bigint AS value_4 WHERE false) raw_events_first(user_id, "time", value_1, value_2, value_3, value_4) LEFT JOIN public.raw_events_second_13300007 raw_events_second ON ((raw_events_first.user_id OPERATOR(pg_catalog.=) raw_events_second.user_id))) WHERE ((raw_events_first.user_id OPERATOR(pg_catalog.=) ANY (ARRAY[19, 20, 21])) AND ((worker_hash(raw_events_first.user_id) OPERATOR(pg_catalog.>=) 1073741824) AND (worker_hash(raw_events_first.user_id) OPERATOR(pg_catalog.<=) 2147483647))) DEBUG: Plan is router executable INSERT INTO agg_events (user_id) SELECT raw_events_first.user_id FROM raw_events_first INNER JOIN raw_events_second ON raw_events_first.user_id = raw_events_second.user_id WHERE raw_events_second.user_id IN (19, 20, 21); DEBUG: distributed statement: INSERT INTO public.agg_events_13300008 AS citus_table_alias (user_id) SELECT raw_events_first.user_id FROM (public.raw_events_first_13300000 raw_events_first JOIN public.raw_events_second_13300004 raw_events_second ON ((raw_events_first.user_id OPERATOR(pg_catalog.=) raw_events_second.user_id))) WHERE ((raw_events_second.user_id OPERATOR(pg_catalog.=) ANY (ARRAY[19, 20, 21])) AND ((worker_hash(raw_events_first.user_id) OPERATOR(pg_catalog.>=) '-2147483648'::integer) AND (worker_hash(raw_events_first.user_id) OPERATOR(pg_catalog.<=) '-1073741825'::integer))) DEBUG: distributed statement: INSERT INTO public.agg_events_13300009 AS citus_table_alias (user_id) SELECT raw_events_first.user_id FROM (public.raw_events_first_13300001 raw_events_first JOIN public.raw_events_second_13300005 raw_events_second ON ((raw_events_first.user_id OPERATOR(pg_catalog.=) raw_events_second.user_id))) WHERE ((raw_events_second.user_id OPERATOR(pg_catalog.=) ANY (ARRAY[19, 20, 21])) AND ((worker_hash(raw_events_first.user_id) OPERATOR(pg_catalog.>=) '-1073741824'::integer) AND (worker_hash(raw_events_first.user_id) OPERATOR(pg_catalog.<=) '-1'::integer))) DEBUG: distributed statement: INSERT INTO public.agg_events_13300010 AS citus_table_alias (user_id) SELECT raw_events_first.user_id FROM (public.raw_events_first_13300002 raw_events_first JOIN public.raw_events_second_13300006 raw_events_second ON ((raw_events_first.user_id OPERATOR(pg_catalog.=) raw_events_second.user_id))) WHERE ((raw_events_second.user_id OPERATOR(pg_catalog.=) ANY (ARRAY[19, 20, 21])) AND ((worker_hash(raw_events_first.user_id) OPERATOR(pg_catalog.>=) 0) AND (worker_hash(raw_events_first.user_id) OPERATOR(pg_catalog.<=) 1073741823))) DEBUG: distributed statement: INSERT INTO public.agg_events_13300011 AS citus_table_alias (user_id) SELECT raw_events_first.user_id FROM (public.raw_events_first_13300003 raw_events_first JOIN (SELECT NULL::integer AS user_id, NULL::timestamp without time zone AS "time", NULL::integer AS value_1, NULL::integer AS value_2, NULL::double precision AS value_3, NULL::bigint AS value_4 WHERE false) raw_events_second(user_id, "time", value_1, value_2, value_3, value_4) ON ((raw_events_first.user_id OPERATOR(pg_catalog.=) raw_events_second.user_id))) WHERE ((raw_events_second.user_id OPERATOR(pg_catalog.=) ANY (ARRAY[19, 20, 21])) AND ((worker_hash(raw_events_first.user_id) OPERATOR(pg_catalog.>=) 1073741824) AND (worker_hash(raw_events_first.user_id) OPERATOR(pg_catalog.<=) 2147483647))) DEBUG: Plan is router executable -- the following is a very tricky query for Citus -- although we do not support pushing down JOINs on non-partition -- columns here it is safe to push it down given that we're looking for -- a specific value (i.e., value_1 = 12) on the joining column. -- Note that the query always hits the same shard on raw_events_second -- and this query wouldn't have worked if we're to use different worker -- count or shard replication factor INSERT INTO agg_events (user_id) SELECT raw_events_first.user_id FROM raw_events_first, raw_events_second WHERE raw_events_second.user_id = raw_events_first.value_1 AND raw_events_first.value_1 = 12; ERROR: cannot perform distributed planning for the given modification DETAIL: Select query cannot be pushed down to the worker. -- some unsupported LEFT/INNER JOINs -- JOIN on one table with partition column other is not INSERT INTO agg_events (user_id) SELECT raw_events_first.user_id FROM raw_events_first LEFT JOIN raw_events_second ON raw_events_first.user_id = raw_events_second.value_1; ERROR: cannot perform distributed planning for the given modification DETAIL: Select query cannot be pushed down to the worker. -- same as the above with INNER JOIN INSERT INTO agg_events (user_id) SELECT raw_events_first.user_id FROM raw_events_first INNER JOIN raw_events_second ON raw_events_first.user_id = raw_events_second.value_1; ERROR: cannot perform distributed planning for the given modification DETAIL: Select query cannot be pushed down to the worker. -- a not meaningful query INSERT INTO agg_events (user_id) SELECT raw_events_second.user_id FROM raw_events_first, raw_events_second WHERE raw_events_first.user_id = raw_events_first.value_1; ERROR: cannot perform distributed planning for the given modification DETAIL: Select query cannot be pushed down to the worker. -- both tables joined on non-partition columns INSERT INTO agg_events (user_id) SELECT raw_events_first.user_id FROM raw_events_first LEFT JOIN raw_events_second ON raw_events_first.value_1 = raw_events_second.value_1; ERROR: cannot perform distributed planning for the given modification DETAIL: Select query cannot be pushed down to the worker. -- same as the above with INNER JOIN INSERT INTO agg_events (user_id) SELECT raw_events_first.user_id FROM raw_events_first INNER JOIN raw_events_second ON raw_events_first.value_1 = raw_events_second.value_1; ERROR: cannot perform distributed planning for the given modification DETAIL: Select query cannot be pushed down to the worker. -- even if there is a filter on the partition key, since the join is not on the partition key we reject -- this query INSERT INTO agg_events (user_id) SELECT raw_events_first.user_id FROM raw_events_first LEFT JOIN raw_events_second ON raw_events_first.user_id = raw_events_second.value_1 WHERE raw_events_first.user_id = 10; ERROR: cannot perform distributed planning for the given modification DETAIL: Select query cannot be pushed down to the worker. -- same as the above with INNER JOIN INSERT INTO agg_events (user_id) SELECT raw_events_first.user_id FROM raw_events_first INNER JOIN raw_events_second ON raw_events_first.user_id = raw_events_second.value_1 WHERE raw_events_first.user_id = 10; ERROR: cannot perform distributed planning for the given modification DETAIL: Select query cannot be pushed down to the worker. -- make things a bit more complicate with IN clauses INSERT INTO agg_events (user_id) SELECT raw_events_first.user_id FROM raw_events_first INNER JOIN raw_events_second ON raw_events_first.user_id = raw_events_second.value_1 WHERE raw_events_first.value_1 IN (10, 11,12) OR raw_events_second.user_id IN (1,2,3,4); ERROR: cannot perform distributed planning for the given modification DETAIL: Select query cannot be pushed down to the worker. -- implicit join on non partition column should also not be pushed down INSERT INTO agg_events (user_id) SELECT raw_events_first.user_id FROM raw_events_first, raw_events_second WHERE raw_events_second.user_id = raw_events_first.value_1; ERROR: cannot perform distributed planning for the given modification DETAIL: Select query cannot be pushed down to the worker. -- the following is again a tricky query for Citus -- if the given filter was on value_1 as shown in the above, Citus could -- push it down. But here the query is refused INSERT INTO agg_events (user_id) SELECT raw_events_first.user_id FROM raw_events_first, raw_events_second WHERE raw_events_second.user_id = raw_events_first.value_1 AND raw_events_first.value_2 = 12; ERROR: cannot perform distributed planning for the given modification DETAIL: Select query cannot be pushed down to the worker. -- lets do some unsupported query tests with subqueries -- foo is not joined on the partition key so the query is not -- pushed down INSERT INTO agg_events (user_id, value_4_agg) SELECT outer_most.id, max(outer_most.value) FROM ( SELECT f2.id as id, f2.v4 as value FROM (SELECT id FROM (SELECT reference_table.user_id AS id FROM raw_events_first LEFT JOIN reference_table ON (raw_events_first.value_1 = reference_table.user_id)) AS foo) as f INNER JOIN (SELECT v4, v1, id FROM (SELECT SUM(raw_events_second.value_4) AS v4, SUM(raw_events_first.value_1) AS v1, raw_events_second.user_id AS id FROM raw_events_first, raw_events_second WHERE raw_events_first.user_id = raw_events_second.user_id GROUP BY raw_events_second.user_id HAVING SUM(raw_events_second.value_4) > 10) AS foo2 ) as f2 ON (f.id = f2.id)) as outer_most GROUP BY outer_most.id; ERROR: cannot perform distributed planning for the given modification DETAIL: Select query cannot be pushed down to the worker. -- if the given filter was on value_1 as shown in the above, Citus could -- push it down. But here the query is refused INSERT INTO agg_events (user_id) SELECT raw_events_first.user_id FROM raw_events_first, raw_events_second WHERE raw_events_second.user_id = raw_events_first.value_1 AND raw_events_first.value_2 = 12; ERROR: cannot perform distributed planning for the given modification DETAIL: Select query cannot be pushed down to the worker. -- lets do some unsupported query tests with subqueries -- foo is not joined on the partition key so the query is not -- pushed down INSERT INTO agg_events (user_id, value_4_agg) SELECT outer_most.id, max(outer_most.value) FROM ( SELECT f2.id as id, f2.v4 as value FROM (SELECT id FROM (SELECT reference_table.user_id AS id FROM raw_events_first LEFT JOIN reference_table ON (raw_events_first.value_1 = reference_table.user_id)) AS foo) as f INNER JOIN (SELECT v4, v1, id FROM (SELECT SUM(raw_events_second.value_4) AS v4, SUM(raw_events_first.value_1) AS v1, raw_events_second.user_id AS id FROM raw_events_first, raw_events_second WHERE raw_events_first.user_id = raw_events_second.user_id GROUP BY raw_events_second.user_id HAVING SUM(raw_events_second.value_4) > 10) AS foo2 ) as f2 ON (f.id = f2.id)) as outer_most GROUP BY outer_most.id; ERROR: cannot perform distributed planning for the given modification DETAIL: Select query cannot be pushed down to the worker. INSERT INTO agg_events (value_4_agg, value_1_agg, user_id) SELECT v4, v1, id FROM (SELECT SUM(raw_events_second.value_4) AS v4, SUM(raw_events_first.value_1) AS v1, raw_events_second.user_id AS id FROM raw_events_first, raw_events_second WHERE raw_events_first.user_id != raw_events_second.user_id GROUP BY raw_events_second.user_id) AS foo; ERROR: cannot perform distributed planning for the given modification DETAIL: Select query cannot be pushed down to the worker. -- INSERT returns NULL partition key value via coordinator INSERT INTO agg_events (value_4_agg, value_1_agg, user_id) SELECT v4, v1, id FROM (SELECT SUM(raw_events_second.value_4) AS v4, SUM(raw_events_first.value_1) AS v1, raw_events_second.value_3 AS id FROM raw_events_first, raw_events_second WHERE raw_events_first.user_id = raw_events_second.user_id GROUP BY raw_events_second.value_3) AS foo; DEBUG: Group by list without distribution column is not allowed in distributed INSERT ... SELECT queries DEBUG: Router planner cannot handle multi-shard select queries DEBUG: Router planner cannot handle multi-shard select queries DEBUG: join prunable for intervals [-2147483648,-1073741825] and [-1073741824,-1] DEBUG: join prunable for intervals [-2147483648,-1073741825] and [0,1073741823] DEBUG: join prunable for intervals [-2147483648,-1073741825] and [1073741824,2147483647] DEBUG: join prunable for intervals [-1073741824,-1] and [-2147483648,-1073741825] DEBUG: join prunable for intervals [-1073741824,-1] and [0,1073741823] DEBUG: join prunable for intervals [-1073741824,-1] and [1073741824,2147483647] DEBUG: join prunable for intervals [0,1073741823] and [-2147483648,-1073741825] DEBUG: join prunable for intervals [0,1073741823] and [-1073741824,-1] DEBUG: join prunable for intervals [0,1073741823] and [1073741824,2147483647] DEBUG: join prunable for intervals [1073741824,2147483647] and [-2147483648,-1073741825] DEBUG: join prunable for intervals [1073741824,2147483647] and [-1073741824,-1] DEBUG: join prunable for intervals [1073741824,2147483647] and [0,1073741823] DEBUG: generating subplan XXX_1 for subquery SELECT sum(raw_events_second.value_4) AS v4, sum(raw_events_first.value_1) AS v1, raw_events_second.value_3 AS id FROM public.raw_events_first, public.raw_events_second WHERE (raw_events_first.user_id OPERATOR(pg_catalog.=) raw_events_second.user_id) GROUP BY raw_events_second.value_3 DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT id, v1, v4 FROM (SELECT intermediate_result.v4, intermediate_result.v1, intermediate_result.id FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(v4 numeric, v1 bigint, id double precision)) foo DEBUG: Creating router plan DEBUG: Plan is router executable DEBUG: Collecting INSERT ... SELECT results on coordinator ERROR: the partition column of table public.agg_events cannot be NULL -- error cases -- no part column at all INSERT INTO raw_events_second (value_1) SELECT value_1 FROM raw_events_first; DEBUG: cannot perform distributed INSERT INTO ... SELECT because the partition columns in the source table and subquery do not match DETAIL: the query doesn't include the target table's partition column DEBUG: Router planner cannot handle multi-shard select queries DEBUG: performing repartitioned INSERT ... SELECT ERROR: the partition column of table public.raw_events_second should have a value INSERT INTO raw_events_second (value_1) SELECT user_id FROM raw_events_first; DEBUG: cannot perform distributed INSERT INTO ... SELECT because the partition columns in the source table and subquery do not match DETAIL: the query doesn't include the target table's partition column DEBUG: Router planner cannot handle multi-shard select queries DEBUG: performing repartitioned INSERT ... SELECT ERROR: the partition column of table public.raw_events_second should have a value INSERT INTO raw_events_second (user_id) SELECT value_1 FROM raw_events_first; DEBUG: cannot perform distributed INSERT INTO ... SELECT because the partition columns in the source table and subquery do not match DETAIL: The target table's partition column should correspond to a partition column in the subquery. DEBUG: Router planner cannot handle multi-shard select queries DEBUG: performing repartitioned INSERT ... SELECT DEBUG: partitioning SELECT query by column index 0 with name 'value_1' ERROR: the partition column value cannot be NULL CONTEXT: while executing command on localhost:xxxxx INSERT INTO raw_events_second (user_id) SELECT user_id * 2 FROM raw_events_first; DEBUG: cannot perform distributed INSERT INTO ... SELECT because the partition columns in the source table and subquery do not match DETAIL: Subquery contains an operator in the same position as the target table's partition column. HINT: Ensure the target table's partition column has a corresponding simple column reference to a distributed table's partition column in the subquery. DEBUG: Router planner cannot handle multi-shard select queries DEBUG: performing repartitioned INSERT ... SELECT DEBUG: partitioning SELECT query by column index 0 with name '?column?' DEBUG: distributed statement: INSERT INTO public.raw_events_second_13300004 AS citus_table_alias (user_id) SELECT "?column?" FROM read_intermediate_results('{repartitioned_results_from_13300000_to_0,repartitioned_results_from_13300001_to_0}'::text[], 'binary'::citus_copy_format) intermediate_result("?column?" integer) DEBUG: distributed statement: INSERT INTO public.raw_events_second_13300005 AS citus_table_alias (user_id) SELECT "?column?" FROM read_intermediate_results('{repartitioned_results_from_13300000_to_1,repartitioned_results_from_13300001_to_1,repartitioned_results_from_13300003_to_1}'::text[], 'binary'::citus_copy_format) intermediate_result("?column?" integer) DEBUG: distributed statement: INSERT INTO public.raw_events_second_13300006 AS citus_table_alias (user_id) SELECT "?column?" FROM read_intermediate_results('{repartitioned_results_from_13300001_to_2}'::text[], 'binary'::citus_copy_format) intermediate_result("?column?" integer) DEBUG: distributed statement: INSERT INTO public.raw_events_second_13300007 AS citus_table_alias (user_id) SELECT "?column?" FROM read_intermediate_results('{repartitioned_results_from_13300000_to_3,repartitioned_results_from_13300002_to_3,repartitioned_results_from_13300003_to_3}'::text[], 'binary'::citus_copy_format) intermediate_result("?column?" integer) INSERT INTO raw_events_second (user_id) SELECT user_id :: bigint FROM raw_events_first; DEBUG: cannot perform distributed INSERT INTO ... SELECT because the partition columns in the source table and subquery do not match DETAIL: Subquery contains an explicit cast in the same position as the target table's partition column. HINT: Ensure the target table's partition column has a corresponding simple column reference to a distributed table's partition column in the subquery. DEBUG: Router planner cannot handle multi-shard select queries DEBUG: performing repartitioned INSERT ... SELECT DEBUG: partitioning SELECT query by column index 0 with name 'user_id' DEBUG: distributed statement: INSERT INTO public.raw_events_second_13300004 AS citus_table_alias (user_id) SELECT user_id FROM read_intermediate_results('{repartitioned_results_from_13300000_to_0}'::text[], 'binary'::citus_copy_format) intermediate_result(user_id bigint) DEBUG: distributed statement: INSERT INTO public.raw_events_second_13300005 AS citus_table_alias (user_id) SELECT user_id FROM read_intermediate_results('{repartitioned_results_from_13300001_to_1}'::text[], 'binary'::citus_copy_format) intermediate_result(user_id bigint) DEBUG: distributed statement: INSERT INTO public.raw_events_second_13300006 AS citus_table_alias (user_id) SELECT user_id FROM read_intermediate_results('{repartitioned_results_from_13300002_to_2}'::text[], 'binary'::citus_copy_format) intermediate_result(user_id bigint) DEBUG: distributed statement: INSERT INTO public.raw_events_second_13300007 AS citus_table_alias (user_id) SELECT user_id FROM read_intermediate_results('{repartitioned_results_from_13300003_to_3}'::text[], 'binary'::citus_copy_format) intermediate_result(user_id bigint) INSERT INTO agg_events (value_3_agg, value_4_agg, value_1_agg, value_2_agg, user_id) SELECT SUM(value_3), Count(value_4), user_id, SUM(value_1), Avg(value_2) FROM raw_events_first GROUP BY user_id; DEBUG: cannot perform distributed INSERT INTO ... SELECT because the partition columns in the source table and subquery do not match DETAIL: Subquery contains an aggregation in the same position as the target table's partition column. HINT: Ensure the target table's partition column has a corresponding simple column reference to a distributed table's partition column in the subquery. DEBUG: Router planner cannot handle multi-shard select queries DEBUG: performing repartitioned INSERT ... SELECT DEBUG: partitioning SELECT query by column index 0 with name 'avg' ERROR: the partition column value cannot be NULL CONTEXT: while executing command on localhost:xxxxx INSERT INTO agg_events (value_3_agg, value_4_agg, value_1_agg, value_2_agg, user_id) SELECT SUM(value_3), Count(value_4), user_id, SUM(value_1), value_2 FROM raw_events_first GROUP BY user_id, value_2; DEBUG: cannot perform distributed INSERT INTO ... SELECT because the partition columns in the source table and subquery do not match DETAIL: The target table's partition column should correspond to a partition column in the subquery. DEBUG: Router planner cannot handle multi-shard select queries DEBUG: performing repartitioned INSERT ... SELECT DEBUG: partitioning SELECT query by column index 0 with name 'value_2' ERROR: the partition column value cannot be NULL CONTEXT: while executing command on localhost:xxxxx -- tables should be co-located INSERT INTO agg_events (user_id) SELECT user_id FROM reference_table; DEBUG: cannot perform distributed INSERT INTO ... SELECT because the partition columns in the source table and subquery do not match DETAIL: The target table's partition column should correspond to a partition column in the subquery. DEBUG: Distributed planning for a fast-path router query DEBUG: Creating router plan DEBUG: Plan is router executable DEBUG: Collecting INSERT ... SELECT results on coordinator -- foo2 is recursively planned and INSERT...SELECT is done via coordinator INSERT INTO agg_events (user_id) SELECT f2.id FROM (SELECT id FROM (SELECT reference_table.user_id AS id FROM raw_events_first, reference_table WHERE raw_events_first.user_id = reference_table.user_id ) AS foo) as f INNER JOIN (SELECT v4, v1, id FROM (SELECT SUM(raw_events_second.value_4) AS v4, raw_events_second.value_1 AS v1, SUM(raw_events_second.user_id) AS id FROM raw_events_first, raw_events_second WHERE raw_events_first.user_id = raw_events_second.user_id GROUP BY raw_events_second.value_1 HAVING SUM(raw_events_second.value_4) > 10) AS foo2 ) as f2 ON (f.id = f2.id); DEBUG: Group by list without distribution column is not allowed in distributed INSERT ... SELECT queries DEBUG: Router planner cannot handle multi-shard select queries DEBUG: Router planner cannot handle multi-shard select queries DEBUG: join prunable for intervals [-2147483648,-1073741825] and [-1073741824,-1] DEBUG: join prunable for intervals [-2147483648,-1073741825] and [0,1073741823] DEBUG: join prunable for intervals [-2147483648,-1073741825] and [1073741824,2147483647] DEBUG: join prunable for intervals [-1073741824,-1] and [-2147483648,-1073741825] DEBUG: join prunable for intervals [-1073741824,-1] and [0,1073741823] DEBUG: join prunable for intervals [-1073741824,-1] and [1073741824,2147483647] DEBUG: join prunable for intervals [0,1073741823] and [-2147483648,-1073741825] DEBUG: join prunable for intervals [0,1073741823] and [-1073741824,-1] DEBUG: join prunable for intervals [0,1073741823] and [1073741824,2147483647] DEBUG: join prunable for intervals [1073741824,2147483647] and [-2147483648,-1073741825] DEBUG: join prunable for intervals [1073741824,2147483647] and [-1073741824,-1] DEBUG: join prunable for intervals [1073741824,2147483647] and [0,1073741823] DEBUG: generating subplan XXX_1 for subquery SELECT sum(raw_events_second.value_4) AS v4, raw_events_second.value_1 AS v1, sum(raw_events_second.user_id) AS id FROM public.raw_events_first, public.raw_events_second WHERE (raw_events_first.user_id OPERATOR(pg_catalog.=) raw_events_second.user_id) GROUP BY raw_events_second.value_1 HAVING (sum(raw_events_second.value_4) OPERATOR(pg_catalog.>) (10)::numeric) DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT f2.id FROM ((SELECT foo.id FROM (SELECT reference_table.user_id AS id FROM public.raw_events_first, public.reference_table WHERE (raw_events_first.user_id OPERATOR(pg_catalog.=) reference_table.user_id)) foo) f JOIN (SELECT foo2.v4, foo2.v1, foo2.id FROM (SELECT intermediate_result.v4, intermediate_result.v1, intermediate_result.id FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(v4 numeric, v1 integer, id bigint)) foo2) f2 ON ((f.id OPERATOR(pg_catalog.=) f2.id))) DEBUG: Router planner cannot handle multi-shard select queries DEBUG: performing repartitioned INSERT ... SELECT DEBUG: partitioning SELECT query by column index 0 with name 'id' -- the second part of the query is not routable since -- GROUP BY not on the partition column (i.e., value_1) and thus join -- on f.id = f2.id is not on the partition key (instead on the sum of partition key) -- but we still recursively plan foo2 and run the query INSERT INTO agg_events (user_id) SELECT f.id FROM (SELECT id FROM (SELECT raw_events_first.user_id AS id FROM raw_events_first, reference_table WHERE raw_events_first.user_id = reference_table.user_id ) AS foo) as f INNER JOIN (SELECT v4, v1, id FROM (SELECT SUM(raw_events_second.value_4) AS v4, raw_events_second.value_1 AS v1, SUM(raw_events_second.user_id) AS id FROM raw_events_first, raw_events_second WHERE raw_events_first.user_id = raw_events_second.user_id GROUP BY raw_events_second.value_1 HAVING SUM(raw_events_second.value_4) > 10) AS foo2 ) as f2 ON (f.id = f2.id); DEBUG: Group by list without distribution column is not allowed in distributed INSERT ... SELECT queries DEBUG: Router planner cannot handle multi-shard select queries DEBUG: Router planner cannot handle multi-shard select queries DEBUG: join prunable for intervals [-2147483648,-1073741825] and [-1073741824,-1] DEBUG: join prunable for intervals [-2147483648,-1073741825] and [0,1073741823] DEBUG: join prunable for intervals [-2147483648,-1073741825] and [1073741824,2147483647] DEBUG: join prunable for intervals [-1073741824,-1] and [-2147483648,-1073741825] DEBUG: join prunable for intervals [-1073741824,-1] and [0,1073741823] DEBUG: join prunable for intervals [-1073741824,-1] and [1073741824,2147483647] DEBUG: join prunable for intervals [0,1073741823] and [-2147483648,-1073741825] DEBUG: join prunable for intervals [0,1073741823] and [-1073741824,-1] DEBUG: join prunable for intervals [0,1073741823] and [1073741824,2147483647] DEBUG: join prunable for intervals [1073741824,2147483647] and [-2147483648,-1073741825] DEBUG: join prunable for intervals [1073741824,2147483647] and [-1073741824,-1] DEBUG: join prunable for intervals [1073741824,2147483647] and [0,1073741823] DEBUG: generating subplan XXX_1 for subquery SELECT sum(raw_events_second.value_4) AS v4, raw_events_second.value_1 AS v1, sum(raw_events_second.user_id) AS id FROM public.raw_events_first, public.raw_events_second WHERE (raw_events_first.user_id OPERATOR(pg_catalog.=) raw_events_second.user_id) GROUP BY raw_events_second.value_1 HAVING (sum(raw_events_second.value_4) OPERATOR(pg_catalog.>) (10)::numeric) DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT f.id FROM ((SELECT foo.id FROM (SELECT raw_events_first.user_id AS id FROM public.raw_events_first, public.reference_table WHERE (raw_events_first.user_id OPERATOR(pg_catalog.=) reference_table.user_id)) foo) f JOIN (SELECT foo2.v4, foo2.v1, foo2.id FROM (SELECT intermediate_result.v4, intermediate_result.v1, intermediate_result.id FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(v4 numeric, v1 integer, id bigint)) foo2) f2 ON ((f.id OPERATOR(pg_catalog.=) f2.id))) DEBUG: Router planner cannot handle multi-shard select queries DEBUG: performing repartitioned INSERT ... SELECT DEBUG: partitioning SELECT query by column index 0 with name 'id' -- cannot pushdown the query since the JOIN is not equi JOIN INSERT INTO agg_events (user_id, value_4_agg) SELECT outer_most.id, max(outer_most.value) FROM ( SELECT f2.id as id, f2.v4 as value FROM (SELECT id FROM (SELECT reference_table.user_id AS id FROM raw_events_first, reference_table WHERE raw_events_first.user_id = reference_table.user_id ) AS foo) as f INNER JOIN (SELECT v4, v1, id FROM (SELECT SUM(raw_events_second.value_4) AS v4, SUM(raw_events_first.value_1) AS v1, raw_events_second.user_id AS id FROM raw_events_first, raw_events_second WHERE raw_events_first.user_id = raw_events_second.user_id GROUP BY raw_events_second.user_id HAVING SUM(raw_events_second.value_4) > 10) AS foo2 ) as f2 ON (f.id != f2.id)) as outer_most GROUP BY outer_most.id; ERROR: cannot perform distributed planning for the given modification DETAIL: Select query cannot be pushed down to the worker. -- cannot pushdown since foo2 is not join on partition key INSERT INTO agg_events (user_id, value_4_agg) SELECT outer_most.id, max(outer_most.value) FROM ( SELECT f2.id as id, f2.v4 as value FROM (SELECT id FROM (SELECT reference_table.user_id AS id FROM raw_events_first, reference_table WHERE raw_events_first.user_id = reference_table.user_id ) AS foo) as f INNER JOIN (SELECT v4, v1, id FROM (SELECT SUM(raw_events_second.value_4) AS v4, SUM(raw_events_first.value_1) AS v1, raw_events_second.user_id AS id FROM raw_events_first, raw_events_second WHERE raw_events_first.user_id = raw_events_second.value_1 GROUP BY raw_events_second.user_id HAVING SUM(raw_events_second.value_4) > 10) AS foo2 ) as f2 ON (f.id = f2.id)) as outer_most GROUP BY outer_most.id; ERROR: cannot perform distributed planning for the given modification DETAIL: Select query cannot be pushed down to the worker. -- cannot push down since foo doesn't have en equi join INSERT INTO agg_events (user_id, value_4_agg) SELECT outer_most.id, max(outer_most.value) FROM ( SELECT f2.id as id, f2.v4 as value FROM (SELECT id FROM (SELECT reference_table.user_id AS id FROM raw_events_first, reference_table WHERE raw_events_first.user_id != reference_table.user_id ) AS foo) as f INNER JOIN (SELECT v4, v1, id FROM (SELECT SUM(raw_events_second.value_4) AS v4, SUM(raw_events_first.value_1) AS v1, raw_events_second.user_id AS id FROM raw_events_first, raw_events_second WHERE raw_events_first.user_id = raw_events_second.user_id GROUP BY raw_events_second.user_id HAVING SUM(raw_events_second.value_4) > 10) AS foo2 ) as f2 ON (f.id = f2.id)) as outer_most GROUP BY outer_most.id; ERROR: cannot perform distributed planning for the given modification DETAIL: Select query cannot be pushed down to the worker. -- some unsupported LATERAL JOINs -- join on averages is not on the partition key INSERT INTO agg_events (user_id, value_4_agg) SELECT averages.user_id, avg(averages.value_4) FROM (SELECT raw_events_second.user_id FROM reference_table JOIN raw_events_second on (reference_table.user_id = raw_events_second.user_id) ) reference_ids JOIN LATERAL (SELECT user_id, value_4 FROM raw_events_first WHERE value_4 = reference_ids.user_id) as averages ON true GROUP BY averages.user_id; ERROR: cannot perform distributed planning for the given modification DETAIL: Select query cannot be pushed down to the worker. -- join among reference_ids and averages is not on the partition key INSERT INTO agg_events (user_id, value_4_agg) SELECT averages.user_id, avg(averages.value_4) FROM (SELECT raw_events_second.user_id FROM reference_table JOIN raw_events_second on (reference_table.user_id = raw_events_second.user_id) ) reference_ids JOIN LATERAL (SELECT user_id, value_4 FROM raw_events_first) as averages ON averages.value_4 = reference_ids.user_id GROUP BY averages.user_id; ERROR: cannot perform distributed planning for the given modification DETAIL: Select query cannot be pushed down to the worker. -- join among the agg_ids and averages is not on the partition key INSERT INTO agg_events (user_id, value_4_agg) SELECT averages.user_id, avg(averages.value_4) FROM (SELECT raw_events_second.user_id FROM reference_table JOIN raw_events_second on (reference_table.user_id = raw_events_second.user_id) ) reference_ids JOIN LATERAL (SELECT user_id, value_4 FROM raw_events_first) as averages ON averages.user_id = reference_ids.user_id JOIN LATERAL (SELECT user_id, value_4 FROM agg_events) as agg_ids ON (agg_ids.value_4 = averages.user_id) GROUP BY averages.user_id; ERROR: cannot perform distributed planning for the given modification DETAIL: Select query cannot be pushed down to the worker. -- not supported subqueries in WHERE clause -- since the selected value in the WHERE is not -- partition key INSERT INTO raw_events_second (user_id) SELECT user_id FROM raw_events_first WHERE user_id IN (SELECT value_1 FROM raw_events_second); ERROR: cannot perform distributed planning for the given modification DETAIL: Select query cannot be pushed down to the worker. -- same as above but slightly more complex -- since it also includes subquery in FROM as well INSERT INTO agg_events (user_id) SELECT f2.id FROM (SELECT id FROM (SELECT reference_table.user_id AS id FROM raw_events_first, reference_table WHERE raw_events_first.user_id = reference_table.user_id ) AS foo) as f INNER JOIN (SELECT v4, v1, id FROM (SELECT SUM(raw_events_second.value_4) AS v4, SUM(raw_events_first.value_1) AS v1, raw_events_second.user_id AS id FROM raw_events_first, raw_events_second WHERE raw_events_first.user_id = raw_events_second.user_id GROUP BY raw_events_second.user_id HAVING SUM(raw_events_second.value_4) > 10) AS foo2 ) as f2 ON (f.id = f2.id) WHERE f.id IN (SELECT value_1 FROM raw_events_second); ERROR: cannot perform distributed planning for the given modification DETAIL: Select query cannot be pushed down to the worker. -- some more semi-anti join tests -- join in where INSERT INTO raw_events_second (user_id) SELECT user_id FROM raw_events_first WHERE user_id IN (SELECT raw_events_second.user_id FROM raw_events_second, raw_events_first WHERE raw_events_second.user_id = raw_events_first.user_id AND raw_events_first.user_id = 200); DEBUG: distributed statement: INSERT INTO public.raw_events_second_13300004 AS citus_table_alias (user_id) SELECT user_id FROM public.raw_events_first_13300000 raw_events_first WHERE ((user_id OPERATOR(pg_catalog.=) ANY (SELECT raw_events_second.user_id FROM public.raw_events_second_13300004 raw_events_second, public.raw_events_first_13300000 raw_events_first_1 WHERE ((raw_events_second.user_id OPERATOR(pg_catalog.=) raw_events_first_1.user_id) AND (raw_events_first_1.user_id OPERATOR(pg_catalog.=) 200)))) AND ((worker_hash(user_id) OPERATOR(pg_catalog.>=) '-2147483648'::integer) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) '-1073741825'::integer))) DEBUG: Skipping target shard interval 13300005 since SELECT query for it pruned away DEBUG: Skipping target shard interval 13300006 since SELECT query for it pruned away DEBUG: Skipping target shard interval 13300007 since SELECT query for it pruned away DEBUG: Plan is router executable -- we cannot push this down since it is NOT IN INSERT INTO raw_events_second (user_id) SELECT user_id FROM raw_events_first WHERE user_id NOT IN (SELECT raw_events_second.user_id FROM raw_events_second, raw_events_first WHERE raw_events_second.user_id = raw_events_first.user_id AND raw_events_first.user_id = 200); ERROR: cannot perform distributed planning for the given modification DETAIL: Select query cannot be pushed down to the worker. -- safe to push down INSERT INTO raw_events_second (user_id) SELECT user_id FROM raw_events_first WHERE EXISTS (SELECT 1 FROM raw_events_second WHERE raw_events_second.user_id =raw_events_first.user_id); DEBUG: distributed statement: INSERT INTO public.raw_events_second_13300004 AS citus_table_alias (user_id) SELECT user_id FROM public.raw_events_first_13300000 raw_events_first WHERE ((EXISTS (SELECT 1 FROM public.raw_events_second_13300004 raw_events_second WHERE (raw_events_second.user_id OPERATOR(pg_catalog.=) raw_events_first.user_id))) AND ((worker_hash(user_id) OPERATOR(pg_catalog.>=) '-2147483648'::integer) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) '-1073741825'::integer))) DEBUG: distributed statement: INSERT INTO public.raw_events_second_13300005 AS citus_table_alias (user_id) SELECT user_id FROM public.raw_events_first_13300001 raw_events_first WHERE ((EXISTS (SELECT 1 FROM public.raw_events_second_13300005 raw_events_second WHERE (raw_events_second.user_id OPERATOR(pg_catalog.=) raw_events_first.user_id))) AND ((worker_hash(user_id) OPERATOR(pg_catalog.>=) '-1073741824'::integer) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) '-1'::integer))) DEBUG: distributed statement: INSERT INTO public.raw_events_second_13300006 AS citus_table_alias (user_id) SELECT user_id FROM public.raw_events_first_13300002 raw_events_first WHERE ((EXISTS (SELECT 1 FROM public.raw_events_second_13300006 raw_events_second WHERE (raw_events_second.user_id OPERATOR(pg_catalog.=) raw_events_first.user_id))) AND ((worker_hash(user_id) OPERATOR(pg_catalog.>=) 0) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) 1073741823))) DEBUG: distributed statement: INSERT INTO public.raw_events_second_13300007 AS citus_table_alias (user_id) SELECT user_id FROM public.raw_events_first_13300003 raw_events_first WHERE ((EXISTS (SELECT 1 FROM public.raw_events_second_13300007 raw_events_second WHERE (raw_events_second.user_id OPERATOR(pg_catalog.=) raw_events_first.user_id))) AND ((worker_hash(user_id) OPERATOR(pg_catalog.>=) 1073741824) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) 2147483647))) DEBUG: Plan is router executable -- we cannot push down INSERT INTO raw_events_second (user_id) SELECT user_id FROM raw_events_first WHERE NOT EXISTS (SELECT 1 FROM raw_events_second WHERE raw_events_second.user_id =raw_events_first.user_id); DEBUG: distributed statement: INSERT INTO public.raw_events_second_13300004 AS citus_table_alias (user_id) SELECT user_id FROM public.raw_events_first_13300000 raw_events_first WHERE ((NOT (EXISTS (SELECT 1 FROM public.raw_events_second_13300004 raw_events_second WHERE (raw_events_second.user_id OPERATOR(pg_catalog.=) raw_events_first.user_id)))) AND ((worker_hash(user_id) OPERATOR(pg_catalog.>=) '-2147483648'::integer) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) '-1073741825'::integer))) DEBUG: distributed statement: INSERT INTO public.raw_events_second_13300005 AS citus_table_alias (user_id) SELECT user_id FROM public.raw_events_first_13300001 raw_events_first WHERE ((NOT (EXISTS (SELECT 1 FROM public.raw_events_second_13300005 raw_events_second WHERE (raw_events_second.user_id OPERATOR(pg_catalog.=) raw_events_first.user_id)))) AND ((worker_hash(user_id) OPERATOR(pg_catalog.>=) '-1073741824'::integer) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) '-1'::integer))) DEBUG: distributed statement: INSERT INTO public.raw_events_second_13300006 AS citus_table_alias (user_id) SELECT user_id FROM public.raw_events_first_13300002 raw_events_first WHERE ((NOT (EXISTS (SELECT 1 FROM public.raw_events_second_13300006 raw_events_second WHERE (raw_events_second.user_id OPERATOR(pg_catalog.=) raw_events_first.user_id)))) AND ((worker_hash(user_id) OPERATOR(pg_catalog.>=) 0) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) 1073741823))) DEBUG: distributed statement: INSERT INTO public.raw_events_second_13300007 AS citus_table_alias (user_id) SELECT user_id FROM public.raw_events_first_13300003 raw_events_first WHERE ((NOT (EXISTS (SELECT 1 FROM public.raw_events_second_13300007 raw_events_second WHERE (raw_events_second.user_id OPERATOR(pg_catalog.=) raw_events_first.user_id)))) AND ((worker_hash(user_id) OPERATOR(pg_catalog.>=) 1073741824) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) 2147483647))) DEBUG: Plan is router executable -- more complex LEFT JOINs INSERT INTO agg_events (user_id, value_4_agg) SELECT outer_most.id, max(outer_most.value) FROM ( SELECT f2.id as id, f2.v4 as value FROM (SELECT id FROM (SELECT raw_events_first.user_id AS id FROM raw_events_first LEFT JOIN reference_table ON (raw_events_first.user_id = reference_table.user_id)) AS foo) as f LEFT JOIN (SELECT v4, v1, id FROM (SELECT SUM(raw_events_second.value_4) AS v4, SUM(raw_events_first.value_1) AS v1, raw_events_second.user_id AS id FROM raw_events_first, raw_events_second WHERE raw_events_first.user_id = raw_events_second.user_id GROUP BY raw_events_second.user_id HAVING SUM(raw_events_second.value_4) > 10) AS foo2 ) as f2 ON (f.id = f2.id)) as outer_most GROUP BY outer_most.id; DEBUG: distributed statement: INSERT INTO public.agg_events_13300008 AS citus_table_alias (user_id, value_4_agg) SELECT id, max(value) AS max FROM (SELECT f2.id, f2.v4 AS value FROM ((SELECT foo.id FROM (SELECT raw_events_first.user_id AS id FROM (public.raw_events_first_13300000 raw_events_first LEFT JOIN public.reference_table_13300012 reference_table ON ((raw_events_first.user_id OPERATOR(pg_catalog.=) reference_table.user_id)))) foo) f LEFT JOIN (SELECT foo2.v4, foo2.v1, foo2.id FROM (SELECT sum(raw_events_second.value_4) AS v4, sum(raw_events_first.value_1) AS v1, raw_events_second.user_id AS id FROM public.raw_events_first_13300000 raw_events_first, public.raw_events_second_13300004 raw_events_second WHERE (raw_events_first.user_id OPERATOR(pg_catalog.=) raw_events_second.user_id) GROUP BY raw_events_second.user_id HAVING (sum(raw_events_second.value_4) OPERATOR(pg_catalog.>) (10)::numeric)) foo2) f2 ON ((f.id OPERATOR(pg_catalog.=) f2.id)))) outer_most WHERE ((worker_hash(id) OPERATOR(pg_catalog.>=) '-2147483648'::integer) AND (worker_hash(id) OPERATOR(pg_catalog.<=) '-1073741825'::integer)) GROUP BY id DEBUG: distributed statement: INSERT INTO public.agg_events_13300009 AS citus_table_alias (user_id, value_4_agg) SELECT id, max(value) AS max FROM (SELECT f2.id, f2.v4 AS value FROM ((SELECT foo.id FROM (SELECT raw_events_first.user_id AS id FROM (public.raw_events_first_13300001 raw_events_first LEFT JOIN public.reference_table_13300012 reference_table ON ((raw_events_first.user_id OPERATOR(pg_catalog.=) reference_table.user_id)))) foo) f LEFT JOIN (SELECT foo2.v4, foo2.v1, foo2.id FROM (SELECT sum(raw_events_second.value_4) AS v4, sum(raw_events_first.value_1) AS v1, raw_events_second.user_id AS id FROM public.raw_events_first_13300001 raw_events_first, public.raw_events_second_13300005 raw_events_second WHERE (raw_events_first.user_id OPERATOR(pg_catalog.=) raw_events_second.user_id) GROUP BY raw_events_second.user_id HAVING (sum(raw_events_second.value_4) OPERATOR(pg_catalog.>) (10)::numeric)) foo2) f2 ON ((f.id OPERATOR(pg_catalog.=) f2.id)))) outer_most WHERE ((worker_hash(id) OPERATOR(pg_catalog.>=) '-1073741824'::integer) AND (worker_hash(id) OPERATOR(pg_catalog.<=) '-1'::integer)) GROUP BY id DEBUG: distributed statement: INSERT INTO public.agg_events_13300010 AS citus_table_alias (user_id, value_4_agg) SELECT id, max(value) AS max FROM (SELECT f2.id, f2.v4 AS value FROM ((SELECT foo.id FROM (SELECT raw_events_first.user_id AS id FROM (public.raw_events_first_13300002 raw_events_first LEFT JOIN public.reference_table_13300012 reference_table ON ((raw_events_first.user_id OPERATOR(pg_catalog.=) reference_table.user_id)))) foo) f LEFT JOIN (SELECT foo2.v4, foo2.v1, foo2.id FROM (SELECT sum(raw_events_second.value_4) AS v4, sum(raw_events_first.value_1) AS v1, raw_events_second.user_id AS id FROM public.raw_events_first_13300002 raw_events_first, public.raw_events_second_13300006 raw_events_second WHERE (raw_events_first.user_id OPERATOR(pg_catalog.=) raw_events_second.user_id) GROUP BY raw_events_second.user_id HAVING (sum(raw_events_second.value_4) OPERATOR(pg_catalog.>) (10)::numeric)) foo2) f2 ON ((f.id OPERATOR(pg_catalog.=) f2.id)))) outer_most WHERE ((worker_hash(id) OPERATOR(pg_catalog.>=) 0) AND (worker_hash(id) OPERATOR(pg_catalog.<=) 1073741823)) GROUP BY id DEBUG: distributed statement: INSERT INTO public.agg_events_13300011 AS citus_table_alias (user_id, value_4_agg) SELECT id, max(value) AS max FROM (SELECT f2.id, f2.v4 AS value FROM ((SELECT foo.id FROM (SELECT raw_events_first.user_id AS id FROM (public.raw_events_first_13300003 raw_events_first LEFT JOIN public.reference_table_13300012 reference_table ON ((raw_events_first.user_id OPERATOR(pg_catalog.=) reference_table.user_id)))) foo) f LEFT JOIN (SELECT foo2.v4, foo2.v1, foo2.id FROM (SELECT sum(raw_events_second.value_4) AS v4, sum(raw_events_first.value_1) AS v1, raw_events_second.user_id AS id FROM public.raw_events_first_13300003 raw_events_first, public.raw_events_second_13300007 raw_events_second WHERE (raw_events_first.user_id OPERATOR(pg_catalog.=) raw_events_second.user_id) GROUP BY raw_events_second.user_id HAVING (sum(raw_events_second.value_4) OPERATOR(pg_catalog.>) (10)::numeric)) foo2) f2 ON ((f.id OPERATOR(pg_catalog.=) f2.id)))) outer_most WHERE ((worker_hash(id) OPERATOR(pg_catalog.>=) 1073741824) AND (worker_hash(id) OPERATOR(pg_catalog.<=) 2147483647)) GROUP BY id DEBUG: Plan is router executable -- cannot push down since the f.id IN is matched with value_1 INSERT INTO raw_events_second (user_id) SELECT user_id FROM raw_events_first WHERE user_id IN ( SELECT f2.id FROM (SELECT id FROM (SELECT reference_table.user_id AS id FROM raw_events_first, reference_table WHERE raw_events_first.user_id = reference_table.user_id ) AS foo) as f INNER JOIN (SELECT v4, v1, id FROM (SELECT SUM(raw_events_second.value_4) AS v4, SUM(raw_events_first.value_1) AS v1, raw_events_second.user_id AS id FROM raw_events_first, raw_events_second WHERE raw_events_first.user_id = raw_events_second.user_id GROUP BY raw_events_second.user_id HAVING SUM(raw_events_second.value_4) > 10) AS foo2 ) as f2 ON (f.id = f2.id) WHERE f.id IN (SELECT value_1 FROM raw_events_second)); ERROR: cannot perform distributed planning for the given modification DETAIL: Select query cannot be pushed down to the worker. -- same as above, but this time is it safe to push down since -- f.id IN is matched with user_id INSERT INTO raw_events_second (user_id) SELECT user_id FROM raw_events_first WHERE user_id IN ( SELECT f2.id FROM (SELECT id FROM (SELECT reference_table.user_id AS id FROM raw_events_first, reference_table WHERE raw_events_first.user_id = reference_table.user_id ) AS foo) as f INNER JOIN (SELECT v4, v1, id FROM (SELECT SUM(raw_events_second.value_4) AS v4, SUM(raw_events_first.value_1) AS v1, raw_events_second.user_id AS id FROM raw_events_first, raw_events_second WHERE raw_events_first.user_id = raw_events_second.user_id GROUP BY raw_events_second.user_id HAVING SUM(raw_events_second.value_4) > 10) AS foo2 ) as f2 ON (f.id = f2.id) WHERE f.id IN (SELECT user_id FROM raw_events_second)); DEBUG: distributed statement: INSERT INTO public.raw_events_second_13300004 AS citus_table_alias (user_id) SELECT user_id FROM public.raw_events_first_13300000 raw_events_first WHERE ((user_id OPERATOR(pg_catalog.=) ANY (SELECT f2.id FROM ((SELECT foo.id FROM (SELECT reference_table.user_id AS id FROM public.raw_events_first_13300000 raw_events_first_1, public.reference_table_13300012 reference_table WHERE (raw_events_first_1.user_id OPERATOR(pg_catalog.=) reference_table.user_id)) foo) f JOIN (SELECT foo2.v4, foo2.v1, foo2.id FROM (SELECT sum(raw_events_second.value_4) AS v4, sum(raw_events_first_1.value_1) AS v1, raw_events_second.user_id AS id FROM public.raw_events_first_13300000 raw_events_first_1, public.raw_events_second_13300004 raw_events_second WHERE (raw_events_first_1.user_id OPERATOR(pg_catalog.=) raw_events_second.user_id) GROUP BY raw_events_second.user_id HAVING (sum(raw_events_second.value_4) OPERATOR(pg_catalog.>) (10)::numeric)) foo2) f2 ON ((f.id OPERATOR(pg_catalog.=) f2.id))) WHERE (f.id OPERATOR(pg_catalog.=) ANY (SELECT raw_events_second.user_id FROM public.raw_events_second_13300004 raw_events_second)))) AND ((worker_hash(user_id) OPERATOR(pg_catalog.>=) '-2147483648'::integer) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) '-1073741825'::integer))) DEBUG: distributed statement: INSERT INTO public.raw_events_second_13300005 AS citus_table_alias (user_id) SELECT user_id FROM public.raw_events_first_13300001 raw_events_first WHERE ((user_id OPERATOR(pg_catalog.=) ANY (SELECT f2.id FROM ((SELECT foo.id FROM (SELECT reference_table.user_id AS id FROM public.raw_events_first_13300001 raw_events_first_1, public.reference_table_13300012 reference_table WHERE (raw_events_first_1.user_id OPERATOR(pg_catalog.=) reference_table.user_id)) foo) f JOIN (SELECT foo2.v4, foo2.v1, foo2.id FROM (SELECT sum(raw_events_second.value_4) AS v4, sum(raw_events_first_1.value_1) AS v1, raw_events_second.user_id AS id FROM public.raw_events_first_13300001 raw_events_first_1, public.raw_events_second_13300005 raw_events_second WHERE (raw_events_first_1.user_id OPERATOR(pg_catalog.=) raw_events_second.user_id) GROUP BY raw_events_second.user_id HAVING (sum(raw_events_second.value_4) OPERATOR(pg_catalog.>) (10)::numeric)) foo2) f2 ON ((f.id OPERATOR(pg_catalog.=) f2.id))) WHERE (f.id OPERATOR(pg_catalog.=) ANY (SELECT raw_events_second.user_id FROM public.raw_events_second_13300005 raw_events_second)))) AND ((worker_hash(user_id) OPERATOR(pg_catalog.>=) '-1073741824'::integer) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) '-1'::integer))) DEBUG: distributed statement: INSERT INTO public.raw_events_second_13300006 AS citus_table_alias (user_id) SELECT user_id FROM public.raw_events_first_13300002 raw_events_first WHERE ((user_id OPERATOR(pg_catalog.=) ANY (SELECT f2.id FROM ((SELECT foo.id FROM (SELECT reference_table.user_id AS id FROM public.raw_events_first_13300002 raw_events_first_1, public.reference_table_13300012 reference_table WHERE (raw_events_first_1.user_id OPERATOR(pg_catalog.=) reference_table.user_id)) foo) f JOIN (SELECT foo2.v4, foo2.v1, foo2.id FROM (SELECT sum(raw_events_second.value_4) AS v4, sum(raw_events_first_1.value_1) AS v1, raw_events_second.user_id AS id FROM public.raw_events_first_13300002 raw_events_first_1, public.raw_events_second_13300006 raw_events_second WHERE (raw_events_first_1.user_id OPERATOR(pg_catalog.=) raw_events_second.user_id) GROUP BY raw_events_second.user_id HAVING (sum(raw_events_second.value_4) OPERATOR(pg_catalog.>) (10)::numeric)) foo2) f2 ON ((f.id OPERATOR(pg_catalog.=) f2.id))) WHERE (f.id OPERATOR(pg_catalog.=) ANY (SELECT raw_events_second.user_id FROM public.raw_events_second_13300006 raw_events_second)))) AND ((worker_hash(user_id) OPERATOR(pg_catalog.>=) 0) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) 1073741823))) DEBUG: distributed statement: INSERT INTO public.raw_events_second_13300007 AS citus_table_alias (user_id) SELECT user_id FROM public.raw_events_first_13300003 raw_events_first WHERE ((user_id OPERATOR(pg_catalog.=) ANY (SELECT f2.id FROM ((SELECT foo.id FROM (SELECT reference_table.user_id AS id FROM public.raw_events_first_13300003 raw_events_first_1, public.reference_table_13300012 reference_table WHERE (raw_events_first_1.user_id OPERATOR(pg_catalog.=) reference_table.user_id)) foo) f JOIN (SELECT foo2.v4, foo2.v1, foo2.id FROM (SELECT sum(raw_events_second.value_4) AS v4, sum(raw_events_first_1.value_1) AS v1, raw_events_second.user_id AS id FROM public.raw_events_first_13300003 raw_events_first_1, public.raw_events_second_13300007 raw_events_second WHERE (raw_events_first_1.user_id OPERATOR(pg_catalog.=) raw_events_second.user_id) GROUP BY raw_events_second.user_id HAVING (sum(raw_events_second.value_4) OPERATOR(pg_catalog.>) (10)::numeric)) foo2) f2 ON ((f.id OPERATOR(pg_catalog.=) f2.id))) WHERE (f.id OPERATOR(pg_catalog.=) ANY (SELECT raw_events_second.user_id FROM public.raw_events_second_13300007 raw_events_second)))) AND ((worker_hash(user_id) OPERATOR(pg_catalog.>=) 1073741824) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) 2147483647))) DEBUG: Plan is router executable -- cannot push down since top level user_id is matched with NOT IN INSERT INTO raw_events_second (user_id) SELECT user_id FROM raw_events_first WHERE user_id NOT IN ( SELECT f2.id FROM (SELECT id FROM (SELECT reference_table.user_id AS id FROM raw_events_first, reference_table WHERE raw_events_first.user_id = reference_table.user_id ) AS foo) as f INNER JOIN (SELECT v4, v1, id FROM (SELECT SUM(raw_events_second.value_4) AS v4, SUM(raw_events_first.value_1) AS v1, raw_events_second.user_id AS id FROM raw_events_first, raw_events_second WHERE raw_events_first.user_id = raw_events_second.user_id GROUP BY raw_events_second.user_id HAVING SUM(raw_events_second.value_4) > 10) AS foo2 ) as f2 ON (f.id = f2.id) WHERE f.id IN (SELECT user_id FROM raw_events_second)); ERROR: cannot perform distributed planning for the given modification DETAIL: Select query cannot be pushed down to the worker. -- cannot push down since join is not equi join (f.id > f2.id) INSERT INTO raw_events_second (user_id) SELECT user_id FROM raw_events_first WHERE user_id IN ( SELECT f2.id FROM (SELECT id FROM (SELECT reference_table.user_id AS id FROM raw_events_first, reference_table WHERE raw_events_first.user_id = reference_table.user_id ) AS foo) as f INNER JOIN (SELECT v4, v1, id FROM (SELECT SUM(raw_events_second.value_4) AS v4, SUM(raw_events_first.value_1) AS v1, raw_events_second.user_id AS id FROM raw_events_first, raw_events_second WHERE raw_events_first.user_id = raw_events_second.user_id GROUP BY raw_events_second.user_id HAVING SUM(raw_events_second.value_4) > 10) AS foo2 ) as f2 ON (f.id > f2.id) WHERE f.id IN (SELECT user_id FROM raw_events_second)); ERROR: cannot perform distributed planning for the given modification DETAIL: Select query cannot be pushed down to the worker. -- we currently not support grouping sets INSERT INTO agg_events (user_id, value_1_agg, value_2_agg) SELECT user_id, Sum(value_1) AS sum_val1, Sum(value_2) AS sum_val2 FROM raw_events_second GROUP BY grouping sets ( ( user_id ), ( value_1 ), ( user_id, value_1 ), ( ) ); DEBUG: grouping sets are not allowed in distributed INSERT ... SELECT queries DEBUG: Router planner cannot handle multi-shard select queries ERROR: could not run distributed query with GROUPING SETS, CUBE, or ROLLUP HINT: Consider using an equality filter on the distributed table's partition column. -- set back to INFO SET client_min_messages TO INFO; -- avoid constraint violations TRUNCATE raw_events_first; -- we don't support LIMIT for subquery pushdown, but -- we recursively plan the query and run it via coordinator INSERT INTO agg_events(user_id) SELECT user_id FROM users_table WHERE user_id IN (SELECT user_id FROM ( ( SELECT user_id FROM ( SELECT e1.user_id FROM users_table u1, events_table e1 WHERE e1.user_id = u1.user_id LIMIT 3 ) as f_inner ) ) AS f2); -- Altering a table and selecting from it using a multi-shard statement -- in the same transaction is allowed because we will use the same -- connections for all co-located placements. BEGIN; ALTER TABLE raw_events_second DROP COLUMN value_4; INSERT INTO raw_events_first SELECT * FROM raw_events_second; ROLLBACK; -- Alterating a table and selecting from it using a single-shard statement -- in the same transaction is disallowed because we will use a different -- connection. BEGIN; ALTER TABLE raw_events_second DROP COLUMN value_4; INSERT INTO raw_events_first SELECT * FROM raw_events_second WHERE user_id = 100; ROLLBACK; -- Altering a reference table and then performing an INSERT ... SELECT which -- joins with the reference table is allowed, since the INSERT ... SELECT -- would read from the reference table over the same connections with the ones -- that performed the parallel DDL. BEGIN; ALTER TABLE reference_table ADD COLUMN z int; INSERT INTO raw_events_first (user_id) SELECT user_id FROM raw_events_second JOIN reference_table USING (user_id); ROLLBACK; -- the same test with sequential DDL should work fine BEGIN; SET LOCAL citus.multi_shard_modify_mode TO 'sequential'; ALTER TABLE reference_table ADD COLUMN z int; INSERT INTO raw_events_first (user_id) SELECT user_id FROM raw_events_second JOIN reference_table USING (user_id); ROLLBACK; -- Insert after copy is allowed BEGIN; COPY raw_events_second (user_id, value_1) FROM STDIN DELIMITER ','; INSERT INTO raw_events_first SELECT * FROM raw_events_second; ROLLBACK; -- Insert after copy is currently allowed for single-shard operation. -- Both insert and copy are rolled back successfully. BEGIN; COPY raw_events_second (user_id, value_1) FROM STDIN DELIMITER ','; INSERT INTO raw_events_first SELECT * FROM raw_events_second WHERE user_id = 101; SELECT user_id FROM raw_events_first WHERE user_id = 101; user_id --------------------------------------------------------------------- 101 (1 row) ROLLBACK; BEGIN; INSERT INTO raw_events_first SELECT * FROM raw_events_second; COPY raw_events_first (user_id, value_1) FROM STDIN DELIMITER ','; ROLLBACK; BEGIN; INSERT INTO raw_events_first SELECT * FROM raw_events_second WHERE user_id = 100; COPY raw_events_first (user_id, value_1) FROM STDIN DELIMITER ','; ROLLBACK; -- Similarly, multi-row INSERTs will take part in transactions and reuse connections... BEGIN; INSERT INTO raw_events_first SELECT * FROM raw_events_second WHERE user_id = 100; COPY raw_events_first (user_id, value_1) FROM STDIN DELIMITER ','; INSERT INTO raw_events_first (user_id, value_1) VALUES (105, 105), (106, 106); ROLLBACK; -- selecting from views works CREATE VIEW test_view AS SELECT * FROM raw_events_first; INSERT INTO raw_events_first (user_id, time, value_1, value_2, value_3, value_4) VALUES (16, now(), 60, 600, 6000.1, 60000); SELECT count(*) FROM raw_events_second; count --------------------------------------------------------------------- 36 (1 row) INSERT INTO raw_events_second SELECT * FROM test_view; INSERT INTO raw_events_first (user_id, time, value_1, value_2, value_3, value_4) VALUES (17, now(), 60, 600, 6000.1, 60000); INSERT INTO raw_events_second SELECT * FROM test_view WHERE user_id = 17 GROUP BY 1,2,3,4,5,6; SELECT count(*) FROM raw_events_second; count --------------------------------------------------------------------- 38 (1 row) -- intermediate results (CTEs) should be allowed when doing INSERT...SELECT within a CTE WITH series AS ( SELECT s AS val FROM generate_series(60,70) s ), inserts AS ( INSERT INTO raw_events_second (user_id) SELECT user_id FROM raw_events_first JOIN series ON (value_1 = val) RETURNING NULL ) SELECT count(*) FROM inserts; count --------------------------------------------------------------------- 2 (1 row) -- we need this in our next test truncate raw_events_first; SET client_min_messages TO DEBUG2; -- first show that the query works now INSERT INTO raw_events_first SELECT * FROM raw_events_second; DEBUG: distributed statement: INSERT INTO public.raw_events_first_13300000 AS citus_table_alias (user_id, "time", value_1, value_2, value_3, value_4) SELECT user_id, "time", value_1, value_2, value_3, value_4 FROM public.raw_events_second_13300004 raw_events_second WHERE ((worker_hash(user_id) OPERATOR(pg_catalog.>=) '-2147483648'::integer) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) '-1073741825'::integer)) DEBUG: distributed statement: INSERT INTO public.raw_events_first_13300001 AS citus_table_alias (user_id, "time", value_1, value_2, value_3, value_4) SELECT user_id, "time", value_1, value_2, value_3, value_4 FROM public.raw_events_second_13300005 raw_events_second WHERE ((worker_hash(user_id) OPERATOR(pg_catalog.>=) '-1073741824'::integer) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) '-1'::integer)) DEBUG: distributed statement: INSERT INTO public.raw_events_first_13300002 AS citus_table_alias (user_id, "time", value_1, value_2, value_3, value_4) SELECT user_id, "time", value_1, value_2, value_3, value_4 FROM public.raw_events_second_13300006 raw_events_second WHERE ((worker_hash(user_id) OPERATOR(pg_catalog.>=) 0) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) 1073741823)) DEBUG: distributed statement: INSERT INTO public.raw_events_first_13300003 AS citus_table_alias (user_id, "time", value_1, value_2, value_3, value_4) SELECT user_id, "time", value_1, value_2, value_3, value_4 FROM public.raw_events_second_13300007 raw_events_second WHERE ((worker_hash(user_id) OPERATOR(pg_catalog.>=) 1073741824) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) 2147483647)) DEBUG: Plan is router executable SET client_min_messages TO INFO; truncate raw_events_first; SET client_min_messages TO DEBUG2; -- now show that it works for a single shard query as well INSERT INTO raw_events_first SELECT * FROM raw_events_second WHERE user_id = 5; DEBUG: distributed statement: INSERT INTO public.raw_events_first_13300000 AS citus_table_alias (user_id, "time", value_1, value_2, value_3, value_4) SELECT user_id, "time", value_1, value_2, value_3, value_4 FROM public.raw_events_second_13300004 raw_events_second WHERE ((user_id OPERATOR(pg_catalog.=) 5) AND ((worker_hash(user_id) OPERATOR(pg_catalog.>=) '-2147483648'::integer) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) '-1073741825'::integer))) DEBUG: Skipping target shard interval 13300001 since SELECT query for it pruned away DEBUG: Skipping target shard interval 13300002 since SELECT query for it pruned away DEBUG: Skipping target shard interval 13300003 since SELECT query for it pruned away DEBUG: Plan is router executable SET client_min_messages TO INFO; -- if a single shard of the SELECT is unhealty, the query should fail UPDATE pg_dist_shard_placement SET shardstate = 3 WHERE shardid = 13300004 AND nodeport = :worker_1_port; truncate raw_events_first; SET client_min_messages TO DEBUG2; -- this should fail INSERT INTO raw_events_first SELECT * FROM raw_events_second; ERROR: cannot perform distributed planning for the given modification DETAIL: Insert query cannot be executed on all placements for shard xxxxx -- this should also fail INSERT INTO raw_events_first SELECT * FROM raw_events_second WHERE user_id = 5; ERROR: cannot perform distributed planning for the given modification DETAIL: Insert query cannot be executed on all placements for shard xxxxx -- but this should work given that it hits different shard INSERT INTO raw_events_first SELECT * FROM raw_events_second WHERE user_id = 6; DEBUG: Skipping target shard interval 13300000 since SELECT query for it pruned away DEBUG: Skipping target shard interval 13300001 since SELECT query for it pruned away DEBUG: distributed statement: INSERT INTO public.raw_events_first_13300002 AS citus_table_alias (user_id, "time", value_1, value_2, value_3, value_4) SELECT user_id, "time", value_1, value_2, value_3, value_4 FROM public.raw_events_second_13300006 raw_events_second WHERE ((user_id OPERATOR(pg_catalog.=) 6) AND ((worker_hash(user_id) OPERATOR(pg_catalog.>=) 0) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) 1073741823))) DEBUG: Skipping target shard interval 13300003 since SELECT query for it pruned away DEBUG: Plan is router executable SET client_min_messages TO INFO; -- mark the unhealthy placement as healthy again for the next tests UPDATE pg_dist_shard_placement SET shardstate = 1 WHERE shardid = 13300004 AND nodeport = :worker_1_port; -- now that we should show that it works if one of the target shard interval is not healthy UPDATE pg_dist_shard_placement SET shardstate = 3 WHERE shardid = 13300000 AND nodeport = :worker_1_port; truncate raw_events_first; SET client_min_messages TO DEBUG2; -- this should work INSERT INTO raw_events_first SELECT * FROM raw_events_second; DEBUG: distributed statement: INSERT INTO public.raw_events_first_13300000 AS citus_table_alias (user_id, "time", value_1, value_2, value_3, value_4) SELECT user_id, "time", value_1, value_2, value_3, value_4 FROM public.raw_events_second_13300004 raw_events_second WHERE ((worker_hash(user_id) OPERATOR(pg_catalog.>=) '-2147483648'::integer) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) '-1073741825'::integer)) DEBUG: distributed statement: INSERT INTO public.raw_events_first_13300001 AS citus_table_alias (user_id, "time", value_1, value_2, value_3, value_4) SELECT user_id, "time", value_1, value_2, value_3, value_4 FROM public.raw_events_second_13300005 raw_events_second WHERE ((worker_hash(user_id) OPERATOR(pg_catalog.>=) '-1073741824'::integer) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) '-1'::integer)) DEBUG: distributed statement: INSERT INTO public.raw_events_first_13300002 AS citus_table_alias (user_id, "time", value_1, value_2, value_3, value_4) SELECT user_id, "time", value_1, value_2, value_3, value_4 FROM public.raw_events_second_13300006 raw_events_second WHERE ((worker_hash(user_id) OPERATOR(pg_catalog.>=) 0) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) 1073741823)) DEBUG: distributed statement: INSERT INTO public.raw_events_first_13300003 AS citus_table_alias (user_id, "time", value_1, value_2, value_3, value_4) SELECT user_id, "time", value_1, value_2, value_3, value_4 FROM public.raw_events_second_13300007 raw_events_second WHERE ((worker_hash(user_id) OPERATOR(pg_catalog.>=) 1073741824) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) 2147483647)) DEBUG: Plan is router executable SET client_min_messages TO INFO; truncate raw_events_first; SET client_min_messages TO DEBUG2; -- this should also work INSERT INTO raw_events_first SELECT * FROM raw_events_second WHERE user_id = 5; DEBUG: distributed statement: INSERT INTO public.raw_events_first_13300000 AS citus_table_alias (user_id, "time", value_1, value_2, value_3, value_4) SELECT user_id, "time", value_1, value_2, value_3, value_4 FROM public.raw_events_second_13300004 raw_events_second WHERE ((user_id OPERATOR(pg_catalog.=) 5) AND ((worker_hash(user_id) OPERATOR(pg_catalog.>=) '-2147483648'::integer) AND (worker_hash(user_id) OPERATOR(pg_catalog.<=) '-1073741825'::integer))) DEBUG: Skipping target shard interval 13300001 since SELECT query for it pruned away DEBUG: Skipping target shard interval 13300002 since SELECT query for it pruned away DEBUG: Skipping target shard interval 13300003 since SELECT query for it pruned away DEBUG: Plan is router executable SET client_min_messages TO INFO; -- now do some tests with varchars INSERT INTO insert_select_varchar_test VALUES ('test_1', 10); INSERT INTO insert_select_varchar_test VALUES ('test_2', 30); INSERT INTO insert_select_varchar_test (key, value) SELECT *, 100 FROM (SELECT f1.key FROM (SELECT key FROM insert_select_varchar_test GROUP BY 1 HAVING Count(key) < 3) AS f1, (SELECT key FROM insert_select_varchar_test GROUP BY 1 HAVING Sum(COALESCE(insert_select_varchar_test.value, 0)) > 20.0) AS f2 WHERE f1.key = f2.key GROUP BY 1) AS foo; SELECT * FROM insert_select_varchar_test ORDER BY 1 DESC, 2 DESC; key | value --------------------------------------------------------------------- test_2 | 100 test_2 | 30 test_1 | 10 (3 rows) -- some tests with DEFAULT columns and constant values -- this test is mostly importantly intended for deparsing the query correctly -- but still it is preferable to have this test here instead of multi_deparse_shard_query CREATE TABLE table_with_defaults ( store_id int, first_name text, default_1 int DEFAULT 1, last_name text, default_2 text DEFAULT '2' ); -- we don't need many shards SET citus.shard_count = 2; SELECT create_distributed_table('table_with_defaults', 'store_id'); create_distributed_table --------------------------------------------------------------------- (1 row) -- let's see the queries SET client_min_messages TO DEBUG2; -- a very simple query INSERT INTO table_with_defaults SELECT * FROM table_with_defaults; DEBUG: distributed statement: INSERT INTO public.table_with_defaults_13300017 AS citus_table_alias (store_id, first_name, default_1, last_name, default_2) SELECT store_id, first_name, default_1, last_name, default_2 FROM public.table_with_defaults_13300017 table_with_defaults WHERE ((worker_hash(store_id) OPERATOR(pg_catalog.>=) '-2147483648'::integer) AND (worker_hash(store_id) OPERATOR(pg_catalog.<=) '-1'::integer)) DEBUG: distributed statement: INSERT INTO public.table_with_defaults_13300018 AS citus_table_alias (store_id, first_name, default_1, last_name, default_2) SELECT store_id, first_name, default_1, last_name, default_2 FROM public.table_with_defaults_13300018 table_with_defaults WHERE ((worker_hash(store_id) OPERATOR(pg_catalog.>=) 0) AND (worker_hash(store_id) OPERATOR(pg_catalog.<=) 2147483647)) DEBUG: Plan is router executable -- see that defaults are filled INSERT INTO table_with_defaults (store_id, first_name) SELECT store_id, first_name FROM table_with_defaults; DEBUG: distributed statement: INSERT INTO public.table_with_defaults_13300017 AS citus_table_alias (store_id, first_name, default_1, default_2) SELECT store_id, first_name, 1 AS default_1, '2'::text AS default_2 FROM public.table_with_defaults_13300017 table_with_defaults WHERE ((worker_hash(store_id) OPERATOR(pg_catalog.>=) '-2147483648'::integer) AND (worker_hash(store_id) OPERATOR(pg_catalog.<=) '-1'::integer)) DEBUG: distributed statement: INSERT INTO public.table_with_defaults_13300018 AS citus_table_alias (store_id, first_name, default_1, default_2) SELECT store_id, first_name, 1 AS default_1, '2'::text AS default_2 FROM public.table_with_defaults_13300018 table_with_defaults WHERE ((worker_hash(store_id) OPERATOR(pg_catalog.>=) 0) AND (worker_hash(store_id) OPERATOR(pg_catalog.<=) 2147483647)) DEBUG: Plan is router executable -- shuffle one of the defaults and skip the other INSERT INTO table_with_defaults (default_2, store_id, first_name) SELECT default_2, store_id, first_name FROM table_with_defaults; DEBUG: distributed statement: INSERT INTO public.table_with_defaults_13300017 AS citus_table_alias (store_id, first_name, default_1, default_2) SELECT store_id, first_name, 1 AS default_1, default_2 FROM public.table_with_defaults_13300017 table_with_defaults WHERE ((worker_hash(store_id) OPERATOR(pg_catalog.>=) '-2147483648'::integer) AND (worker_hash(store_id) OPERATOR(pg_catalog.<=) '-1'::integer)) DEBUG: distributed statement: INSERT INTO public.table_with_defaults_13300018 AS citus_table_alias (store_id, first_name, default_1, default_2) SELECT store_id, first_name, 1 AS default_1, default_2 FROM public.table_with_defaults_13300018 table_with_defaults WHERE ((worker_hash(store_id) OPERATOR(pg_catalog.>=) 0) AND (worker_hash(store_id) OPERATOR(pg_catalog.<=) 2147483647)) DEBUG: Plan is router executable -- shuffle both defaults INSERT INTO table_with_defaults (default_2, store_id, default_1, first_name) SELECT default_2, store_id, default_1, first_name FROM table_with_defaults; DEBUG: distributed statement: INSERT INTO public.table_with_defaults_13300017 AS citus_table_alias (store_id, first_name, default_1, default_2) SELECT store_id, first_name, default_1, default_2 FROM public.table_with_defaults_13300017 table_with_defaults WHERE ((worker_hash(store_id) OPERATOR(pg_catalog.>=) '-2147483648'::integer) AND (worker_hash(store_id) OPERATOR(pg_catalog.<=) '-1'::integer)) DEBUG: distributed statement: INSERT INTO public.table_with_defaults_13300018 AS citus_table_alias (store_id, first_name, default_1, default_2) SELECT store_id, first_name, default_1, default_2 FROM public.table_with_defaults_13300018 table_with_defaults WHERE ((worker_hash(store_id) OPERATOR(pg_catalog.>=) 0) AND (worker_hash(store_id) OPERATOR(pg_catalog.<=) 2147483647)) DEBUG: Plan is router executable -- use constants instead of non-default column INSERT INTO table_with_defaults (default_2, last_name, store_id, first_name) SELECT default_2, 'Freund', store_id, 'Andres' FROM table_with_defaults; DEBUG: distributed statement: INSERT INTO public.table_with_defaults_13300017 AS citus_table_alias (store_id, first_name, default_1, last_name, default_2) SELECT store_id, 'Andres'::text AS first_name, 1 AS default_1, 'Freund'::text AS last_name, default_2 FROM public.table_with_defaults_13300017 table_with_defaults WHERE ((worker_hash(store_id) OPERATOR(pg_catalog.>=) '-2147483648'::integer) AND (worker_hash(store_id) OPERATOR(pg_catalog.<=) '-1'::integer)) DEBUG: distributed statement: INSERT INTO public.table_with_defaults_13300018 AS citus_table_alias (store_id, first_name, default_1, last_name, default_2) SELECT store_id, 'Andres'::text AS first_name, 1 AS default_1, 'Freund'::text AS last_name, default_2 FROM public.table_with_defaults_13300018 table_with_defaults WHERE ((worker_hash(store_id) OPERATOR(pg_catalog.>=) 0) AND (worker_hash(store_id) OPERATOR(pg_catalog.<=) 2147483647)) DEBUG: Plan is router executable -- use constants instead of non-default column and skip both defauls INSERT INTO table_with_defaults (last_name, store_id, first_name) SELECT 'Freund', store_id, 'Andres' FROM table_with_defaults; DEBUG: distributed statement: INSERT INTO public.table_with_defaults_13300017 AS citus_table_alias (store_id, first_name, default_1, last_name, default_2) SELECT store_id, 'Andres'::text AS first_name, 1 AS default_1, 'Freund'::text AS last_name, '2'::text AS default_2 FROM public.table_with_defaults_13300017 table_with_defaults WHERE ((worker_hash(store_id) OPERATOR(pg_catalog.>=) '-2147483648'::integer) AND (worker_hash(store_id) OPERATOR(pg_catalog.<=) '-1'::integer)) DEBUG: distributed statement: INSERT INTO public.table_with_defaults_13300018 AS citus_table_alias (store_id, first_name, default_1, last_name, default_2) SELECT store_id, 'Andres'::text AS first_name, 1 AS default_1, 'Freund'::text AS last_name, '2'::text AS default_2 FROM public.table_with_defaults_13300018 table_with_defaults WHERE ((worker_hash(store_id) OPERATOR(pg_catalog.>=) 0) AND (worker_hash(store_id) OPERATOR(pg_catalog.<=) 2147483647)) DEBUG: Plan is router executable -- use constants instead of default columns INSERT INTO table_with_defaults (default_2, last_name, store_id, first_name, default_1) SELECT 20, last_name, store_id, first_name, 10 FROM table_with_defaults; DEBUG: distributed statement: INSERT INTO public.table_with_defaults_13300017 AS citus_table_alias (store_id, first_name, default_1, last_name, default_2) SELECT store_id, first_name, 10, last_name, 20 FROM public.table_with_defaults_13300017 table_with_defaults WHERE ((worker_hash(store_id) OPERATOR(pg_catalog.>=) '-2147483648'::integer) AND (worker_hash(store_id) OPERATOR(pg_catalog.<=) '-1'::integer)) DEBUG: distributed statement: INSERT INTO public.table_with_defaults_13300018 AS citus_table_alias (store_id, first_name, default_1, last_name, default_2) SELECT store_id, first_name, 10, last_name, 20 FROM public.table_with_defaults_13300018 table_with_defaults WHERE ((worker_hash(store_id) OPERATOR(pg_catalog.>=) 0) AND (worker_hash(store_id) OPERATOR(pg_catalog.<=) 2147483647)) DEBUG: Plan is router executable -- use constants instead of both default columns and non-default columns INSERT INTO table_with_defaults (default_2, last_name, store_id, first_name, default_1) SELECT 20, 'Freund', store_id, 'Andres', 10 FROM table_with_defaults; DEBUG: distributed statement: INSERT INTO public.table_with_defaults_13300017 AS citus_table_alias (store_id, first_name, default_1, last_name, default_2) SELECT store_id, 'Andres'::text AS first_name, 10, 'Freund'::text AS last_name, 20 FROM public.table_with_defaults_13300017 table_with_defaults WHERE ((worker_hash(store_id) OPERATOR(pg_catalog.>=) '-2147483648'::integer) AND (worker_hash(store_id) OPERATOR(pg_catalog.<=) '-1'::integer)) DEBUG: distributed statement: INSERT INTO public.table_with_defaults_13300018 AS citus_table_alias (store_id, first_name, default_1, last_name, default_2) SELECT store_id, 'Andres'::text AS first_name, 10, 'Freund'::text AS last_name, 20 FROM public.table_with_defaults_13300018 table_with_defaults WHERE ((worker_hash(store_id) OPERATOR(pg_catalog.>=) 0) AND (worker_hash(store_id) OPERATOR(pg_catalog.<=) 2147483647)) DEBUG: Plan is router executable -- some of the ultimate queries where we have constants, -- defaults and group by entry is not on the target entry INSERT INTO table_with_defaults (default_2, store_id, first_name) SELECT '2000', store_id, 'Andres' FROM table_with_defaults GROUP BY last_name, store_id; DEBUG: distributed statement: INSERT INTO public.table_with_defaults_13300017 AS citus_table_alias (store_id, first_name, default_1, default_2) SELECT store_id, 'Andres'::text AS first_name, 1 AS default_1, '2000'::text AS default_2 FROM public.table_with_defaults_13300017 table_with_defaults WHERE ((worker_hash(store_id) OPERATOR(pg_catalog.>=) '-2147483648'::integer) AND (worker_hash(store_id) OPERATOR(pg_catalog.<=) '-1'::integer)) GROUP BY last_name, store_id DEBUG: distributed statement: INSERT INTO public.table_with_defaults_13300018 AS citus_table_alias (store_id, first_name, default_1, default_2) SELECT store_id, 'Andres'::text AS first_name, 1 AS default_1, '2000'::text AS default_2 FROM public.table_with_defaults_13300018 table_with_defaults WHERE ((worker_hash(store_id) OPERATOR(pg_catalog.>=) 0) AND (worker_hash(store_id) OPERATOR(pg_catalog.<=) 2147483647)) GROUP BY last_name, store_id DEBUG: Plan is router executable INSERT INTO table_with_defaults (default_1, store_id, first_name, default_2) SELECT 1000, store_id, 'Andres', '2000' FROM table_with_defaults GROUP BY last_name, store_id, first_name; DEBUG: distributed statement: INSERT INTO public.table_with_defaults_13300017 AS citus_table_alias (store_id, first_name, default_1, default_2) SELECT store_id, 'Andres'::text AS first_name, 1000, '2000'::text AS default_2 FROM public.table_with_defaults_13300017 table_with_defaults WHERE ((worker_hash(store_id) OPERATOR(pg_catalog.>=) '-2147483648'::integer) AND (worker_hash(store_id) OPERATOR(pg_catalog.<=) '-1'::integer)) GROUP BY last_name, store_id, first_name DEBUG: distributed statement: INSERT INTO public.table_with_defaults_13300018 AS citus_table_alias (store_id, first_name, default_1, default_2) SELECT store_id, 'Andres'::text AS first_name, 1000, '2000'::text AS default_2 FROM public.table_with_defaults_13300018 table_with_defaults WHERE ((worker_hash(store_id) OPERATOR(pg_catalog.>=) 0) AND (worker_hash(store_id) OPERATOR(pg_catalog.<=) 2147483647)) GROUP BY last_name, store_id, first_name DEBUG: Plan is router executable INSERT INTO table_with_defaults (default_1, store_id, first_name, default_2) SELECT 1000, store_id, 'Andres', '2000' FROM table_with_defaults GROUP BY last_name, store_id, first_name, default_2; DEBUG: distributed statement: INSERT INTO public.table_with_defaults_13300017 AS citus_table_alias (store_id, first_name, default_1, default_2) SELECT store_id, 'Andres'::text AS first_name, 1000, '2000'::text AS default_2 FROM public.table_with_defaults_13300017 table_with_defaults WHERE ((worker_hash(store_id) OPERATOR(pg_catalog.>=) '-2147483648'::integer) AND (worker_hash(store_id) OPERATOR(pg_catalog.<=) '-1'::integer)) GROUP BY last_name, store_id, first_name, default_2 DEBUG: distributed statement: INSERT INTO public.table_with_defaults_13300018 AS citus_table_alias (store_id, first_name, default_1, default_2) SELECT store_id, 'Andres'::text AS first_name, 1000, '2000'::text AS default_2 FROM public.table_with_defaults_13300018 table_with_defaults WHERE ((worker_hash(store_id) OPERATOR(pg_catalog.>=) 0) AND (worker_hash(store_id) OPERATOR(pg_catalog.<=) 2147483647)) GROUP BY last_name, store_id, first_name, default_2 DEBUG: Plan is router executable INSERT INTO table_with_defaults (default_1, store_id, first_name) SELECT 1000, store_id, 'Andres' FROM table_with_defaults GROUP BY last_name, store_id, first_name, default_2; DEBUG: distributed statement: INSERT INTO public.table_with_defaults_13300017 AS citus_table_alias (store_id, first_name, default_1, default_2) SELECT store_id, 'Andres'::text AS first_name, 1000, '2'::text AS default_2 FROM public.table_with_defaults_13300017 table_with_defaults WHERE ((worker_hash(store_id) OPERATOR(pg_catalog.>=) '-2147483648'::integer) AND (worker_hash(store_id) OPERATOR(pg_catalog.<=) '-1'::integer)) GROUP BY last_name, store_id, first_name, default_2 DEBUG: distributed statement: INSERT INTO public.table_with_defaults_13300018 AS citus_table_alias (store_id, first_name, default_1, default_2) SELECT store_id, 'Andres'::text AS first_name, 1000, '2'::text AS default_2 FROM public.table_with_defaults_13300018 table_with_defaults WHERE ((worker_hash(store_id) OPERATOR(pg_catalog.>=) 0) AND (worker_hash(store_id) OPERATOR(pg_catalog.<=) 2147483647)) GROUP BY last_name, store_id, first_name, default_2 DEBUG: Plan is router executable RESET client_min_messages; -- Stable function in default should be allowed ALTER TABLE table_with_defaults ADD COLUMN t timestamptz DEFAULT now(); INSERT INTO table_with_defaults (store_id, first_name, last_name) SELECT store_id, 'first '||store_id, 'last '||store_id FROM table_with_defaults GROUP BY store_id, first_name, last_name; -- Volatile function in default should be disallowed CREATE TABLE table_with_serial ( store_id int, s bigserial ); SELECT create_distributed_table('table_with_serial', 'store_id'); create_distributed_table --------------------------------------------------------------------- (1 row) INSERT INTO table_with_serial (store_id) SELECT store_id FROM table_with_defaults GROUP BY store_id; ERROR: INSERT ... SELECT cannot generate sequence values when selecting from a distributed table -- do some more error/error message checks SET citus.shard_count TO 4; SET citus.shard_replication_factor TO 1; CREATE TABLE text_table (part_col text, val int); CREATE TABLE char_table (part_col char[], val int); create table table_with_starts_with_defaults (a int DEFAULT 5, b int, c int); SELECT create_distributed_table('text_table', 'part_col'); create_distributed_table --------------------------------------------------------------------- (1 row) SELECT create_distributed_table('char_table','part_col'); create_distributed_table --------------------------------------------------------------------- (1 row) SELECT create_distributed_table('table_with_starts_with_defaults', 'c'); create_distributed_table --------------------------------------------------------------------- (1 row) SET client_min_messages TO DEBUG; INSERT INTO text_table (part_col) SELECT CASE WHEN part_col = 'onder' THEN 'marco' END FROM text_table ; DEBUG: cannot perform distributed INSERT INTO ... SELECT because the partition columns in the source table and subquery do not match DETAIL: Subquery contains a case expression in the same position as the target table's partition column. HINT: Ensure the target table's partition column has a corresponding simple column reference to a distributed table's partition column in the subquery. DEBUG: Router planner cannot handle multi-shard select queries DEBUG: performing repartitioned INSERT ... SELECT DEBUG: partitioning SELECT query by column index 0 with name 'case' INSERT INTO text_table (part_col) SELECT COALESCE(part_col, 'onder') FROM text_table; DEBUG: cannot perform distributed INSERT INTO ... SELECT because the partition columns in the source table and subquery do not match DETAIL: Subquery contains a coalesce expression in the same position as the target table's partition column. HINT: Ensure the target table's partition column has a corresponding simple column reference to a distributed table's partition column in the subquery. DEBUG: Router planner cannot handle multi-shard select queries DEBUG: performing repartitioned INSERT ... SELECT DEBUG: partitioning SELECT query by column index 0 with name 'coalesce' INSERT INTO text_table (part_col) SELECT GREATEST(part_col, 'jason') FROM text_table; DEBUG: cannot perform distributed INSERT INTO ... SELECT because the partition columns in the source table and subquery do not match DETAIL: Subquery contains a min/max expression in the same position as the target table's partition column. HINT: Ensure the target table's partition column has a corresponding simple column reference to a distributed table's partition column in the subquery. DEBUG: Router planner cannot handle multi-shard select queries DEBUG: performing repartitioned INSERT ... SELECT DEBUG: partitioning SELECT query by column index 0 with name 'greatest' INSERT INTO text_table (part_col) SELECT LEAST(part_col, 'andres') FROM text_table; DEBUG: cannot perform distributed INSERT INTO ... SELECT because the partition columns in the source table and subquery do not match DETAIL: Subquery contains a min/max expression in the same position as the target table's partition column. HINT: Ensure the target table's partition column has a corresponding simple column reference to a distributed table's partition column in the subquery. DEBUG: Router planner cannot handle multi-shard select queries DEBUG: performing repartitioned INSERT ... SELECT DEBUG: partitioning SELECT query by column index 0 with name 'least' INSERT INTO text_table (part_col) SELECT NULLIF(part_col, 'metin') FROM text_table; DEBUG: cannot perform distributed INSERT INTO ... SELECT because the partition columns in the source table and subquery do not match DETAIL: Subquery contains an expression that is not a simple column reference in the same position as the target table's partition column. HINT: Ensure the target table's partition column has a corresponding simple column reference to a distributed table's partition column in the subquery. DEBUG: Router planner cannot handle multi-shard select queries DEBUG: performing repartitioned INSERT ... SELECT DEBUG: partitioning SELECT query by column index 0 with name 'nullif' INSERT INTO text_table (part_col) SELECT part_col isnull FROM text_table; DEBUG: cannot perform distributed INSERT INTO ... SELECT because the partition columns in the source table and subquery do not match DETAIL: Subquery contains an expression that is not a simple column reference in the same position as the target table's partition column. HINT: Ensure the target table's partition column has a corresponding simple column reference to a distributed table's partition column in the subquery. DEBUG: Router planner cannot handle multi-shard select queries DEBUG: performing repartitioned INSERT ... SELECT DEBUG: partitioning SELECT query by column index 0 with name '?column?' INSERT INTO text_table (part_col) SELECT part_col::text from char_table; DEBUG: cannot perform distributed INSERT INTO ... SELECT because the partition columns in the source table and subquery do not match DETAIL: Subquery contains an explicit coercion in the same position as the target table's partition column. HINT: Ensure the target table's partition column has a corresponding simple column reference to a distributed table's partition column in the subquery. DEBUG: Router planner cannot handle multi-shard select queries DEBUG: performing repartitioned INSERT ... SELECT DEBUG: partitioning SELECT query by column index 0 with name 'part_col' INSERT INTO text_table (part_col) SELECT (part_col = 'burak') is true FROM text_table; DEBUG: cannot perform distributed INSERT INTO ... SELECT because the partition columns in the source table and subquery do not match DETAIL: Subquery contains an expression that is not a simple column reference in the same position as the target table's partition column. HINT: Ensure the target table's partition column has a corresponding simple column reference to a distributed table's partition column in the subquery. DEBUG: Router planner cannot handle multi-shard select queries DEBUG: performing repartitioned INSERT ... SELECT DEBUG: partitioning SELECT query by column index 0 with name '?column?' INSERT INTO text_table (part_col) SELECT val FROM text_table; DEBUG: cannot perform distributed INSERT INTO ... SELECT because the partition columns in the source table and subquery do not match DETAIL: The data type of the target table's partition column should exactly match the data type of the corresponding simple column reference in the subquery. DEBUG: Router planner cannot handle multi-shard select queries DEBUG: performing repartitioned INSERT ... SELECT DEBUG: partitioning SELECT query by column index 0 with name 'val' INSERT INTO text_table (part_col) SELECT val::text FROM text_table; DEBUG: cannot perform distributed INSERT INTO ... SELECT because the partition columns in the source table and subquery do not match DETAIL: Subquery contains an explicit coercion in the same position as the target table's partition column. HINT: Ensure the target table's partition column has a corresponding simple column reference to a distributed table's partition column in the subquery. DEBUG: Router planner cannot handle multi-shard select queries DEBUG: performing repartitioned INSERT ... SELECT DEBUG: partitioning SELECT query by column index 0 with name 'val' RESET client_min_messages; insert into table_with_starts_with_defaults (b,c) select b,c FROM table_with_starts_with_defaults; -- Test on partition column without native hash function CREATE TABLE raw_table ( id BIGINT, time DATE ); CREATE TABLE summary_table ( time DATE, count BIGINT ); SELECT create_distributed_table('raw_table', 'time'); create_distributed_table --------------------------------------------------------------------- (1 row) SELECT create_distributed_table('summary_table', 'time'); create_distributed_table --------------------------------------------------------------------- (1 row) INSERT INTO raw_table VALUES(1, '11-11-1980'); INSERT INTO summary_table SELECT time, COUNT(*) FROM raw_table GROUP BY time; SELECT * FROM summary_table; time | count --------------------------------------------------------------------- 11-11-1980 | 1 (1 row) -- Test INSERT ... SELECT via coordinator -- Select from constants TRUNCATE raw_events_first; INSERT INTO raw_events_first (user_id, value_1) SELECT * FROM (VALUES (1,2), (3,4), (5,6)) AS v(int,int); SELECT user_id, value_1 FROM raw_events_first ORDER BY user_id; user_id | value_1 --------------------------------------------------------------------- 1 | 2 3 | 4 5 | 6 (3 rows) -- Select from local functions TRUNCATE raw_events_first; CREATE SEQUENCE insert_select_test_seq; SET client_min_messages TO DEBUG; INSERT INTO raw_events_first (user_id, value_1, value_2) SELECT s, nextval('insert_select_test_seq'), (random()*10)::int FROM generate_series(1, 5) s; DEBUG: distributed INSERT ... SELECT can only select from distributed tables DEBUG: Collecting INSERT ... SELECT results on coordinator SELECT user_id, value_1 FROM raw_events_first ORDER BY user_id, value_1; DEBUG: Router planner cannot handle multi-shard select queries user_id | value_1 --------------------------------------------------------------------- 1 | 1 2 | 2 3 | 3 4 | 4 5 | 5 (5 rows) -- ON CONFLICT is supported INSERT INTO raw_events_first (user_id, value_1) SELECT s, nextval('insert_select_test_seq') FROM generate_series(1, 5) s ON CONFLICT DO NOTHING; DEBUG: distributed INSERT ... SELECT can only select from distributed tables DEBUG: Collecting INSERT ... SELECT results on coordinator DEBUG: distributed statement: INSERT INTO public.raw_events_first_13300000 AS citus_table_alias (user_id, value_1) SELECT user_id, value_1 FROM read_intermediate_result('insert_select_XXX_13300000'::text, 'binary'::citus_copy_format) intermediate_result(user_id integer, value_1 integer) ON CONFLICT DO NOTHING DEBUG: distributed statement: INSERT INTO public.raw_events_first_13300001 AS citus_table_alias (user_id, value_1) SELECT user_id, value_1 FROM read_intermediate_result('insert_select_XXX_13300001'::text, 'binary'::citus_copy_format) intermediate_result(user_id integer, value_1 integer) ON CONFLICT DO NOTHING DEBUG: distributed statement: INSERT INTO public.raw_events_first_13300002 AS citus_table_alias (user_id, value_1) SELECT user_id, value_1 FROM read_intermediate_result('insert_select_XXX_13300002'::text, 'binary'::citus_copy_format) intermediate_result(user_id integer, value_1 integer) ON CONFLICT DO NOTHING DEBUG: distributed statement: INSERT INTO public.raw_events_first_13300003 AS citus_table_alias (user_id, value_1) SELECT user_id, value_1 FROM read_intermediate_result('insert_select_XXX_13300003'::text, 'binary'::citus_copy_format) intermediate_result(user_id integer, value_1 integer) ON CONFLICT DO NOTHING -- RETURNING is supported INSERT INTO raw_events_first (user_id, value_1) SELECT s, nextval('insert_select_test_seq') FROM generate_series(1, 5) s RETURNING *; DEBUG: distributed INSERT ... SELECT can only select from distributed tables DEBUG: Collecting INSERT ... SELECT results on coordinator DEBUG: distributed statement: INSERT INTO public.raw_events_first_13300000 AS citus_table_alias (user_id, value_1) SELECT user_id, value_1 FROM read_intermediate_result('insert_select_XXX_13300000'::text, 'binary'::citus_copy_format) intermediate_result(user_id integer, value_1 integer) RETURNING citus_table_alias.user_id, citus_table_alias."time", citus_table_alias.value_1, citus_table_alias.value_2, citus_table_alias.value_3, citus_table_alias.value_4 DEBUG: distributed statement: INSERT INTO public.raw_events_first_13300001 AS citus_table_alias (user_id, value_1) SELECT user_id, value_1 FROM read_intermediate_result('insert_select_XXX_13300001'::text, 'binary'::citus_copy_format) intermediate_result(user_id integer, value_1 integer) RETURNING citus_table_alias.user_id, citus_table_alias."time", citus_table_alias.value_1, citus_table_alias.value_2, citus_table_alias.value_3, citus_table_alias.value_4 DEBUG: distributed statement: INSERT INTO public.raw_events_first_13300002 AS citus_table_alias (user_id, value_1) SELECT user_id, value_1 FROM read_intermediate_result('insert_select_XXX_13300002'::text, 'binary'::citus_copy_format) intermediate_result(user_id integer, value_1 integer) RETURNING citus_table_alias.user_id, citus_table_alias."time", citus_table_alias.value_1, citus_table_alias.value_2, citus_table_alias.value_3, citus_table_alias.value_4 DEBUG: distributed statement: INSERT INTO public.raw_events_first_13300003 AS citus_table_alias (user_id, value_1) SELECT user_id, value_1 FROM read_intermediate_result('insert_select_XXX_13300003'::text, 'binary'::citus_copy_format) intermediate_result(user_id integer, value_1 integer) RETURNING citus_table_alias.user_id, citus_table_alias."time", citus_table_alias.value_1, citus_table_alias.value_2, citus_table_alias.value_3, citus_table_alias.value_4 user_id | time | value_1 | value_2 | value_3 | value_4 --------------------------------------------------------------------- 1 | | 11 | | | 2 | | 12 | | | 3 | | 13 | | | 4 | | 14 | | | 5 | | 15 | | | (5 rows) RESET client_min_messages; -- INSERT ... SELECT and multi-shard SELECT in the same transaction is supported TRUNCATE raw_events_first; BEGIN; INSERT INTO raw_events_first (user_id, value_1) SELECT s, s FROM generate_series(1, 5) s; SELECT user_id, value_1 FROM raw_events_first ORDER BY 1; user_id | value_1 --------------------------------------------------------------------- 1 | 1 2 | 2 3 | 3 4 | 4 5 | 5 (5 rows) ROLLBACK; -- INSERT ... SELECT and single-shard SELECT in the same transaction is supported TRUNCATE raw_events_first; BEGIN; INSERT INTO raw_events_first (user_id, value_1) SELECT s, s FROM generate_series(1, 5) s; SELECT user_id, value_1 FROM raw_events_first WHERE user_id = 1; user_id | value_1 --------------------------------------------------------------------- 1 | 1 (1 row) COMMIT; -- Select from local table TRUNCATE raw_events_first; CREATE TEMPORARY TABLE raw_events_first_local AS SELECT s AS u, 2*s AS v FROM generate_series(1, 5) s; INSERT INTO raw_events_first (user_id, value_1) SELECT u, v FROM raw_events_first_local; SELECT user_id, value_1 FROM raw_events_first ORDER BY user_id, value_1; user_id | value_1 --------------------------------------------------------------------- 1 | 2 2 | 4 3 | 6 4 | 8 5 | 10 (5 rows) -- Use columns in opposite order TRUNCATE raw_events_first; INSERT INTO raw_events_first (value_1, user_id) SELECT u, v FROM raw_events_first_local; SELECT user_id, value_1 FROM raw_events_first ORDER BY user_id, value_1; user_id | value_1 --------------------------------------------------------------------- 2 | 1 4 | 2 6 | 3 8 | 4 10 | 5 (5 rows) -- Set operations can work with opposite column order TRUNCATE raw_events_first; INSERT INTO raw_events_first (value_3, user_id) ( SELECT v, u::bigint FROM raw_events_first_local ) UNION ALL ( SELECT v, u FROM raw_events_first_local ); SELECT user_id, value_3 FROM raw_events_first ORDER BY user_id, value_3; user_id | value_3 --------------------------------------------------------------------- 1 | 2 1 | 2 2 | 4 2 | 4 3 | 6 3 | 6 4 | 8 4 | 8 5 | 10 5 | 10 (10 rows) -- Select from other distributed table with limit TRUNCATE raw_events_first; TRUNCATE raw_events_second; INSERT INTO raw_events_second (user_id, value_4) SELECT s, 3*s FROM generate_series (1,5) s; INSERT INTO raw_events_first (user_id, value_1) SELECT user_id, value_4 FROM raw_events_second LIMIT 5; SELECT user_id, value_1 FROM raw_events_first ORDER BY user_id, value_1; user_id | value_1 --------------------------------------------------------------------- 1 | 3 2 | 6 3 | 9 4 | 12 5 | 15 (5 rows) -- CTEs are supported in local queries TRUNCATE raw_events_first; WITH removed_rows AS ( DELETE FROM raw_events_first_local RETURNING u ) INSERT INTO raw_events_first (user_id, value_1) WITH value AS (SELECT 1) SELECT * FROM removed_rows, value; SELECT user_id, value_1 FROM raw_events_first ORDER BY user_id, value_1; user_id | value_1 --------------------------------------------------------------------- 1 | 1 2 | 1 3 | 1 4 | 1 5 | 1 (5 rows) -- nested CTEs are also supported TRUNCATE raw_events_first; INSERT INTO raw_events_first_local SELECT s, 2*s FROM generate_series(0, 10) s; WITH rows_to_remove AS ( SELECT u FROM raw_events_first_local WHERE u > 0 ), removed_rows AS ( DELETE FROM raw_events_first_local WHERE u IN (SELECT * FROM rows_to_remove) RETURNING u, v ) INSERT INTO raw_events_first (user_id, value_1) WITH ultra_rows AS ( WITH numbers AS ( SELECT s FROM generate_series(1,10) s ), super_rows AS ( SELECT u, v FROM removed_rows JOIN numbers ON (u = s) ) SELECT * FROM super_rows LIMIT 5 ) SELECT u, v FROM ultra_rows; SELECT user_id, value_1 FROM raw_events_first ORDER BY user_id, value_1; user_id | value_1 --------------------------------------------------------------------- 1 | 2 2 | 4 3 | 6 4 | 8 5 | 10 (5 rows) -- CTEs with duplicate names are also supported TRUNCATE raw_events_first; WITH super_rows AS ( SELECT u FROM raw_events_first_local ) INSERT INTO raw_events_first (user_id, value_1) WITH super_rows AS ( SELECT * FROM super_rows GROUP BY u ) SELECT u, 5 FROM super_rows; SELECT user_id, value_1 FROM raw_events_first ORDER BY user_id, value_1; user_id | value_1 --------------------------------------------------------------------- 0 | 5 (1 row) -- CTEs are supported in router queries TRUNCATE raw_events_first; WITH user_two AS ( SELECT user_id, value_4 FROM raw_events_second WHERE user_id = 2 ) INSERT INTO raw_events_first (user_id, value_1) SELECT * FROM user_two; SELECT user_id, value_1 FROM raw_events_first ORDER BY user_id, value_1; user_id | value_1 --------------------------------------------------------------------- 2 | 6 (1 row) -- CTEs are supported when there are name collisions WITH numbers AS ( SELECT s FROM generate_series(1,10) s ) INSERT INTO raw_events_first(user_id, value_1) WITH numbers AS ( SELECT s, s FROM generate_series(1,5) s ) SELECT * FROM numbers; -- Select into distributed table with a sequence CREATE TABLE "CaseSensitiveTable" ("UserID" int, "Value1" int); SELECT create_distributed_table('"CaseSensitiveTable"', 'UserID'); create_distributed_table --------------------------------------------------------------------- (1 row) INSERT INTO "CaseSensitiveTable" SELECT s, s FROM generate_series(1,10) s; SELECT * FROM "CaseSensitiveTable" ORDER BY "UserID"; UserID | Value1 --------------------------------------------------------------------- 1 | 1 2 | 2 3 | 3 4 | 4 5 | 5 6 | 6 7 | 7 8 | 8 9 | 9 10 | 10 (10 rows) DROP TABLE "CaseSensitiveTable"; -- Select into distributed table with a sequence CREATE TABLE dist_table_with_sequence (user_id serial, value_1 serial); SELECT create_distributed_table('dist_table_with_sequence', 'user_id'); create_distributed_table --------------------------------------------------------------------- (1 row) -- from local query INSERT INTO dist_table_with_sequence (value_1) SELECT s FROM generate_series(1,5) s; SELECT * FROM dist_table_with_sequence ORDER BY user_id; user_id | value_1 --------------------------------------------------------------------- 1 | 1 2 | 2 3 | 3 4 | 4 5 | 5 (5 rows) -- from a distributed query INSERT INTO dist_table_with_sequence (value_1) SELECT value_1 FROM dist_table_with_sequence; ERROR: INSERT ... SELECT cannot generate sequence values when selecting from a distributed table SELECT * FROM dist_table_with_sequence ORDER BY user_id; user_id | value_1 --------------------------------------------------------------------- 1 | 1 2 | 2 3 | 3 4 | 4 5 | 5 (5 rows) -- Select from distributed table into reference table CREATE TABLE ref_table (user_id int, value_1 int); SELECT create_reference_table('ref_table'); create_reference_table --------------------------------------------------------------------- (1 row) INSERT INTO ref_table SELECT user_id, value_1 FROM raw_events_second; SELECT * FROM ref_table ORDER BY user_id, value_1; user_id | value_1 --------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | (5 rows) DROP TABLE ref_table; -- Select from reference table into reference table CREATE TABLE ref1 (d timestamptz); SELECT create_reference_table('ref1'); create_reference_table --------------------------------------------------------------------- (1 row) CREATE TABLE ref2 (d date); SELECT create_reference_table('ref2'); create_reference_table --------------------------------------------------------------------- (1 row) INSERT INTO ref2 VALUES ('2017-10-31'); INSERT INTO ref1 SELECT * FROM ref2; SELECT count(*) from ref1; count --------------------------------------------------------------------- 1 (1 row) -- also test with now() INSERT INTO ref1 SELECT now() FROM ref2; SELECT count(*) from ref1; count --------------------------------------------------------------------- 2 (1 row) DROP TABLE ref1; DROP TABLE ref2; -- Select into an append-partitioned table is not supported CREATE TABLE insert_append_table (user_id int, value_4 bigint); SELECT create_distributed_table('insert_append_table', 'user_id', 'append'); create_distributed_table --------------------------------------------------------------------- (1 row) INSERT INTO insert_append_table (user_id, value_4) SELECT user_id, 1 FROM raw_events_second LIMIT 5; ERROR: INSERT ... SELECT into an append-distributed table is not supported DROP TABLE insert_append_table; -- Insert from other distributed table as prepared statement TRUNCATE raw_events_first; PREPARE insert_prep(int) AS INSERT INTO raw_events_first (user_id, value_1) SELECT $1, value_4 FROM raw_events_second ORDER BY value_4 LIMIT 1; EXECUTE insert_prep(1); EXECUTE insert_prep(2); EXECUTE insert_prep(3); EXECUTE insert_prep(4); EXECUTE insert_prep(5); EXECUTE insert_prep(6); SELECT user_id, value_1 FROM raw_events_first ORDER BY user_id, value_1; user_id | value_1 --------------------------------------------------------------------- 1 | 3 2 | 3 3 | 3 4 | 3 5 | 3 6 | 3 (6 rows) -- Inserting into views is handled via coordinator TRUNCATE raw_events_first; INSERT INTO test_view SELECT * FROM raw_events_second; SELECT user_id, value_4 FROM test_view ORDER BY user_id, value_4; user_id | value_4 --------------------------------------------------------------------- 1 | 3 2 | 6 3 | 9 4 | 12 5 | 15 (5 rows) -- Drop the view now, because the column we are about to drop depends on it DROP VIEW test_view; -- Make sure we handle dropped columns correctly CREATE TABLE drop_col_table (col1 text, col2 text, col3 text); SELECT create_distributed_table('drop_col_table', 'col2'); create_distributed_table --------------------------------------------------------------------- (1 row) ALTER TABLE drop_col_table DROP COLUMN col1; INSERT INTO drop_col_table (col3, col2) SELECT value_4, user_id FROM raw_events_second LIMIT 5; SELECT * FROM drop_col_table ORDER BY col2, col3; col2 | col3 --------------------------------------------------------------------- 1 | 3 2 | 6 3 | 9 4 | 12 5 | 15 (5 rows) -- make sure the tuple went to the right shard SELECT * FROM drop_col_table WHERE col2 = '1'; col2 | col3 --------------------------------------------------------------------- 1 | 3 (1 row) RESET client_min_messages; -- make sure casts are handled correctly CREATE TABLE coerce_events(user_id int, time timestamp, value_1 numeric); SELECT create_distributed_table('coerce_events', 'user_id'); create_distributed_table --------------------------------------------------------------------- (1 row) CREATE TABLE coerce_agg (user_id int, value_1_agg int); SELECT create_distributed_table('coerce_agg', 'user_id'); create_distributed_table --------------------------------------------------------------------- (1 row) INSERT INTO coerce_events(user_id, value_1) VALUES (1, 1), (2, 2), (10, 10); -- numeric -> int (straight function) INSERT INTO coerce_agg(user_id, value_1_agg) SELECT * FROM ( SELECT user_id, value_1 FROM coerce_events ) AS ftop ORDER BY 2 DESC, 1 DESC LIMIT 5; -- int -> text ALTER TABLE coerce_agg ALTER COLUMN value_1_agg TYPE text; INSERT INTO coerce_agg(user_id, value_1_agg) SELECT * FROM ( SELECT user_id, value_1 FROM coerce_events ) AS ftop LIMIT 5; SELECT * FROM coerce_agg ORDER BY 1 DESC, 2 DESC; user_id | value_1_agg --------------------------------------------------------------------- 10 | 10 10 | 10 2 | 2 2 | 2 1 | 1 1 | 1 (6 rows) TRUNCATE coerce_agg; -- int -> char(1) ALTER TABLE coerce_agg ALTER COLUMN value_1_agg TYPE char(1); INSERT INTO coerce_agg(user_id, value_1_agg) SELECT * FROM ( SELECT user_id, value_1 FROM coerce_events ) AS ftop LIMIT 5; ERROR: value too long for type character(1) SELECT * FROM coerce_agg ORDER BY 1 DESC, 2 DESC; user_id | value_1_agg --------------------------------------------------------------------- (0 rows) TRUNCATE coerce_agg; TRUNCATE coerce_events; -- char(5) -> char(1) ALTER TABLE coerce_events ALTER COLUMN value_1 TYPE char(5); INSERT INTO coerce_events(user_id, value_1) VALUES (1, 'aaaaa'), (2, 'bbbbb'); INSERT INTO coerce_agg(user_id, value_1_agg) SELECT * FROM ( SELECT user_id, value_1 FROM coerce_events ) AS ftop LIMIT 5; ERROR: value too long for type character(1) -- char(1) -> char(5) ALTER TABLE coerce_events ALTER COLUMN value_1 TYPE char(1) USING value_1::char(1); ALTER TABLE coerce_agg ALTER COLUMN value_1_agg TYPE char(5); INSERT INTO coerce_agg(user_id, value_1_agg) SELECT * FROM ( SELECT user_id, value_1 FROM coerce_events ) AS ftop LIMIT 5; SELECT * FROM coerce_agg ORDER BY 1 DESC, 2 DESC; user_id | value_1_agg --------------------------------------------------------------------- 2 | b 1 | a (2 rows) TRUNCATE coerce_agg; TRUNCATE coerce_events; -- integer -> integer (check VALUE < 5) ALTER TABLE coerce_events ALTER COLUMN value_1 TYPE integer USING NULL; ALTER TABLE coerce_agg ALTER COLUMN value_1_agg TYPE integer USING NULL; ALTER TABLE coerce_agg ADD CONSTRAINT small_number CHECK (value_1_agg < 5); INSERT INTO coerce_events (user_id, value_1) VALUES (1, 1), (10, 10); \set VERBOSITY TERSE INSERT INTO coerce_agg(user_id, value_1_agg) SELECT * FROM ( SELECT user_id, value_1 FROM coerce_events ) AS ftop; ERROR: new row for relation "coerce_agg_13300060" violates check constraint "small_number_13300060" \set VERBOSITY DEFAULT SELECT * FROM coerce_agg ORDER BY 1 DESC, 2 DESC; user_id | value_1_agg --------------------------------------------------------------------- (0 rows) -- integer[3] -> text[3] TRUNCATE coerce_events; ALTER TABLE coerce_events ALTER COLUMN value_1 TYPE integer[3] USING NULL; INSERT INTO coerce_events(user_id, value_1) VALUES (1, '{1,1,1}'), (2, '{2,2,2}'); ALTER TABLE coerce_agg DROP COLUMN value_1_agg; ALTER TABLE coerce_agg ADD COLUMN value_1_agg text[3]; INSERT INTO coerce_agg(user_id, value_1_agg) SELECT * FROM ( SELECT user_id, value_1 FROM coerce_events ) AS ftop LIMIT 5; SELECT * FROM coerce_agg ORDER BY 1 DESC, 2 DESC; user_id | value_1_agg --------------------------------------------------------------------- 2 | {2,2,2} 1 | {1,1,1} (2 rows) -- INSERT..SELECT + prepared statements + recursive planning BEGIN; PREPARE prepared_recursive_insert_select AS INSERT INTO users_table SELECT * FROM users_table WHERE value_1 IN (SELECT value_2 FROM events_table OFFSET 0); EXECUTE prepared_recursive_insert_select; EXECUTE prepared_recursive_insert_select; EXECUTE prepared_recursive_insert_select; EXECUTE prepared_recursive_insert_select; EXECUTE prepared_recursive_insert_select; EXECUTE prepared_recursive_insert_select; ROLLBACK; -- upsert with on conflict update distribution column is unsupported INSERT INTO agg_events AS ae ( user_id, value_1_agg, agg_time ) SELECT user_id, value_1, time FROM raw_events_first ON conflict (user_id, value_1_agg) DO UPDATE SET user_id = 42 RETURNING user_id, value_1_agg; ERROR: modifying the partition value of rows is not allowed -- wrap in a transaction to improve performance BEGIN; DROP TABLE coerce_events; DROP TABLE coerce_agg; DROP TABLE drop_col_table; DROP TABLE raw_table; DROP TABLE summary_table; DROP TABLE raw_events_first CASCADE; DROP TABLE raw_events_second; DROP TABLE reference_table; DROP TABLE agg_events; DROP TABLE table_with_defaults; DROP TABLE table_with_serial; DROP TABLE text_table; DROP TABLE char_table; DROP TABLE table_with_starts_with_defaults; COMMIT;