mirror of https://github.com/citusdata/citus.git
1625 lines
148 KiB
Plaintext
1625 lines
148 KiB
Plaintext
CREATE SCHEMA local_table_join;
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SET search_path TO local_table_join;
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CREATE TABLE postgres_table (key int, value text, value_2 jsonb);
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CREATE TABLE reference_table (key int, value text, value_2 jsonb);
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SELECT create_reference_table('reference_table');
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create_reference_table
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---------------------------------------------------------------------
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(1 row)
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CREATE TABLE distributed_table (key int, value text, value_2 jsonb);
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SELECT create_distributed_table('distributed_table', 'key');
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create_distributed_table
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---------------------------------------------------------------------
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(1 row)
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CREATE TABLE distributed_table_pkey (key int primary key, value text, value_2 jsonb);
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SELECT create_distributed_table('distributed_table_pkey', 'key');
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create_distributed_table
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---------------------------------------------------------------------
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(1 row)
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CREATE TABLE distributed_table_windex (key int primary key, value text, value_2 jsonb);
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SELECT create_distributed_table('distributed_table_windex', 'key');
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create_distributed_table
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---------------------------------------------------------------------
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(1 row)
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CREATE UNIQUE INDEX key_index ON distributed_table_windex (key);
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CREATE TABLE distributed_partitioned_table(key int, value text) PARTITION BY RANGE (key);
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CREATE TABLE distributed_partitioned_table_1 PARTITION OF distributed_partitioned_table FOR VALUES FROM (0) TO (50);
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CREATE TABLE distributed_partitioned_table_2 PARTITION OF distributed_partitioned_table FOR VALUES FROM (50) TO (200);
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SELECT create_distributed_table('distributed_partitioned_table', 'key');
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create_distributed_table
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---------------------------------------------------------------------
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(1 row)
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CREATE TABLE local_partitioned_table(key int, value text) PARTITION BY RANGE (key);
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CREATE TABLE local_partitioned_table_1 PARTITION OF local_partitioned_table FOR VALUES FROM (0) TO (50);
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CREATE TABLE local_partitioned_table_2 PARTITION OF local_partitioned_table FOR VALUES FROM (50) TO (200);
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CREATE TABLE distributed_table_composite (key int, value text, value_2 jsonb, primary key (key, value));
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SELECT create_distributed_table('distributed_table_composite', 'key');
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create_distributed_table
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---------------------------------------------------------------------
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(1 row)
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INSERT INTO postgres_table SELECT i, i::varchar(256) FROM generate_series(1, 100) i;
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INSERT INTO reference_table SELECT i, i::varchar(256) FROM generate_series(1, 100) i;
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INSERT INTO distributed_table_windex SELECT i, i::varchar(256) FROM generate_series(1, 100) i;
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INSERT INTO distributed_table SELECT i, i::varchar(256) FROM generate_series(1, 100) i;
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INSERT INTO distributed_table_pkey SELECT i, i::varchar(256) FROM generate_series(1, 100) i;
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INSERT INTO distributed_partitioned_table SELECT i, i::varchar(256) FROM generate_series(1, 100) i;
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INSERT INTO distributed_table_composite SELECT i, i::varchar(256) FROM generate_series(1, 100) i;
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INSERT INTO local_partitioned_table SELECT i, i::varchar(256) FROM generate_series(1, 100) i;
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CREATE FUNCTION fake_fdw_handler()
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RETURNS fdw_handler
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AS 'citus'
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LANGUAGE C STRICT;
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CREATE FOREIGN DATA WRAPPER fake_fdw_1 HANDLER fake_fdw_handler;
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SELECT run_command_on_workers($$
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CREATE FOREIGN DATA WRAPPER fake_fdw_1 HANDLER fake_fdw_handler;
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$$);
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run_command_on_workers
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---------------------------------------------------------------------
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(localhost,57637,t,"CREATE FOREIGN DATA WRAPPER")
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(localhost,57638,t,"CREATE FOREIGN DATA WRAPPER")
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(2 rows)
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CREATE SERVER fake_fdw_server_1 FOREIGN DATA WRAPPER fake_fdw_1;
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CREATE FOREIGN TABLE foreign_table (
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key int,
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value text
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) SERVER fake_fdw_server_1 OPTIONS (encoding 'utf-8', compression 'true');
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CREATE MATERIALIZED VIEW mv1 AS SELECT * FROM postgres_table;
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CREATE MATERIALIZED VIEW mv2 AS SELECT * FROM distributed_table;
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SET client_min_messages TO DEBUG1;
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-- the user doesn't allow local / distributed table joinn
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SET citus.local_table_join_policy TO 'never';
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SELECT count(*) FROM postgres_table JOIN distributed_table USING(key);
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ERROR: direct joins between distributed and local tables are not supported
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HINT: Use CTE's or subqueries to select from local tables and use them in joins
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SELECT count(*) FROM postgres_table JOIN reference_table USING(key);
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ERROR: direct joins between distributed and local tables are not supported
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HINT: Use CTE's or subqueries to select from local tables and use them in joins
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-- the user prefers local table recursively planned
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SET citus.local_table_join_policy TO 'prefer-local';
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SELECT count(*) FROM postgres_table JOIN distributed_table USING(key);
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DEBUG: Wrapping relation "postgres_table" to a subquery
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DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.postgres_table WHERE true
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DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM ((SELECT postgres_table_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) postgres_table_1) postgres_table JOIN local_table_join.distributed_table USING (key))
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count
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---------------------------------------------------------------------
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100
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(1 row)
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SELECT count(*) FROM postgres_table JOIN reference_table USING(key);
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DEBUG: Wrapping relation "postgres_table" to a subquery
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DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.postgres_table WHERE true
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DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM ((SELECT postgres_table_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) postgres_table_1) postgres_table JOIN local_table_join.reference_table USING (key))
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count
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---------------------------------------------------------------------
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100
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(1 row)
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-- the user prefers distributed table recursively planned
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SET citus.local_table_join_policy TO 'prefer-distributed';
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SELECT count(*) FROM postgres_table JOIN distributed_table USING(key);
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DEBUG: Wrapping relation "distributed_table" to a subquery
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DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.distributed_table WHERE true
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DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM (local_table_join.postgres_table JOIN (SELECT distributed_table_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) distributed_table_1) distributed_table USING (key))
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count
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---------------------------------------------------------------------
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100
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(1 row)
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SELECT count(*) FROM postgres_table JOIN reference_table USING(key);
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DEBUG: Wrapping relation "reference_table" to a subquery
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DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.reference_table WHERE true
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DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM (local_table_join.postgres_table JOIN (SELECT reference_table_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) reference_table_1) reference_table USING (key))
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count
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---------------------------------------------------------------------
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100
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(1 row)
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-- auto tests
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-- switch back to the default policy, which is auto
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SET citus.local_table_join_policy to 'auto';
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-- on the auto mode, the local tables should be recursively planned
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-- unless a unique index exists in a column for distributed table
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SELECT count(*) FROM distributed_table JOIN postgres_table USING(key);
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DEBUG: Wrapping relation "postgres_table" to a subquery
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DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.postgres_table WHERE true
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DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM (local_table_join.distributed_table JOIN (SELECT postgres_table_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) postgres_table_1) postgres_table USING (key))
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count
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---------------------------------------------------------------------
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100
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(1 row)
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SELECT count(*) FROM reference_table JOIN postgres_table USING(key);
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DEBUG: Wrapping relation "postgres_table" to a subquery
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DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.postgres_table WHERE true
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DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM (local_table_join.reference_table JOIN (SELECT postgres_table_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) postgres_table_1) postgres_table USING (key))
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count
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---------------------------------------------------------------------
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100
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(1 row)
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SELECT count(*) FROM distributed_table JOIN postgres_table USING(key) JOIN reference_table USING (key);
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DEBUG: Wrapping relation "postgres_table" to a subquery
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DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.postgres_table WHERE true
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DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM ((local_table_join.distributed_table JOIN (SELECT postgres_table_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) postgres_table_1) postgres_table USING (key)) JOIN local_table_join.reference_table USING (key))
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count
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---------------------------------------------------------------------
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100
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(1 row)
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-- partititoned local tables should work as well
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SELECT count(*) FROM distributed_table JOIN local_partitioned_table USING(key);
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DEBUG: Wrapping relation "local_partitioned_table" to a subquery
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DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.local_partitioned_table WHERE true
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DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM (local_table_join.distributed_table JOIN (SELECT local_partitioned_table_1.key, NULL::text AS value FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) local_partitioned_table_1) local_partitioned_table USING (key))
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count
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---------------------------------------------------------------------
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100
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(1 row)
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SELECT count(*) FROM reference_table JOIN local_partitioned_table USING(key);
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DEBUG: Wrapping relation "local_partitioned_table" to a subquery
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DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.local_partitioned_table WHERE true
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DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM (local_table_join.reference_table JOIN (SELECT local_partitioned_table_1.key, NULL::text AS value FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) local_partitioned_table_1) local_partitioned_table USING (key))
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count
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---------------------------------------------------------------------
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100
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(1 row)
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SELECT count(*) FROM distributed_table JOIN local_partitioned_table USING(key) JOIN reference_table USING (key);
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DEBUG: Wrapping relation "local_partitioned_table" to a subquery
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DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.local_partitioned_table WHERE true
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DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM ((local_table_join.distributed_table JOIN (SELECT local_partitioned_table_1.key, NULL::text AS value FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) local_partitioned_table_1) local_partitioned_table USING (key)) JOIN local_table_join.reference_table USING (key))
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count
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---------------------------------------------------------------------
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100
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(1 row)
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-- materialized views should work too
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SELECT count(*) FROM distributed_table JOIN mv1 USING(key);
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DEBUG: Wrapping relation "mv1" to a subquery
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DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.mv1 WHERE true
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DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM (local_table_join.distributed_table JOIN (SELECT mv1_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) mv1_1) mv1 USING (key))
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count
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---------------------------------------------------------------------
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100
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(1 row)
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SELECT count(*) FROM (SELECT * FROM distributed_table) d1 JOIN mv1 USING(key);
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DEBUG: Wrapping relation "mv1" to a subquery
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DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.mv1 WHERE true
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DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM ((SELECT distributed_table.key, distributed_table.value, distributed_table.value_2 FROM local_table_join.distributed_table) d1 JOIN (SELECT mv1_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) mv1_1) mv1 USING (key))
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count
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---------------------------------------------------------------------
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100
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(1 row)
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SELECT count(*) FROM reference_table JOIN mv1 USING(key);
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DEBUG: Wrapping relation "mv1" to a subquery
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DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.mv1 WHERE true
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DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM (local_table_join.reference_table JOIN (SELECT mv1_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) mv1_1) mv1 USING (key))
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count
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---------------------------------------------------------------------
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100
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(1 row)
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SELECT count(*) FROM distributed_table JOIN mv1 USING(key) JOIN reference_table USING (key);
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DEBUG: Wrapping relation "mv1" to a subquery
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DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.mv1 WHERE true
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DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM ((local_table_join.distributed_table JOIN (SELECT mv1_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) mv1_1) mv1 USING (key)) JOIN local_table_join.reference_table USING (key))
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count
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---------------------------------------------------------------------
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100
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(1 row)
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SELECT count(*) FROM distributed_table JOIN mv2 USING(key);
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DEBUG: Wrapping relation "mv2" to a subquery
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DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.mv2 WHERE true
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DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM (local_table_join.distributed_table JOIN (SELECT mv2_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) mv2_1) mv2 USING (key))
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count
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---------------------------------------------------------------------
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100
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(1 row)
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SELECT count(*) FROM (SELECT * FROM distributed_table) d1 JOIN mv2 USING(key);
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DEBUG: Wrapping relation "mv2" to a subquery
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DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.mv2 WHERE true
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DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM ((SELECT distributed_table.key, distributed_table.value, distributed_table.value_2 FROM local_table_join.distributed_table) d1 JOIN (SELECT mv2_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) mv2_1) mv2 USING (key))
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count
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---------------------------------------------------------------------
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100
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(1 row)
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SELECT count(*) FROM reference_table JOIN mv2 USING(key);
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DEBUG: Wrapping relation "mv2" to a subquery
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DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.mv2 WHERE true
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DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM (local_table_join.reference_table JOIN (SELECT mv2_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) mv2_1) mv2 USING (key))
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count
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---------------------------------------------------------------------
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100
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(1 row)
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SELECT count(*) FROM distributed_table JOIN mv2 USING(key) JOIN reference_table USING (key);
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DEBUG: Wrapping relation "mv2" to a subquery
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DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.mv2 WHERE true
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DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM ((local_table_join.distributed_table JOIN (SELECT mv2_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) mv2_1) mv2 USING (key)) JOIN local_table_join.reference_table USING (key))
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count
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---------------------------------------------------------------------
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100
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(1 row)
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-- foreign tables should work too
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SELECT count(*) FROM foreign_table JOIN distributed_table USING(key);
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DEBUG: Wrapping relation "foreign_table" to a subquery
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DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.foreign_table WHERE true
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DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM ((SELECT foreign_table_1.key, NULL::text AS value FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) foreign_table_1) foreign_table JOIN local_table_join.distributed_table USING (key))
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count
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---------------------------------------------------------------------
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0
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(1 row)
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-- partitioned tables should work as well
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SELECT count(*) FROM distributed_partitioned_table JOIN postgres_table USING(key);
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DEBUG: Wrapping relation "postgres_table" to a subquery
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DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.postgres_table WHERE true
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DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM (local_table_join.distributed_partitioned_table JOIN (SELECT postgres_table_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) postgres_table_1) postgres_table USING (key))
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count
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---------------------------------------------------------------------
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100
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(1 row)
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SELECT count(*) FROM distributed_partitioned_table JOIN postgres_table USING(key) WHERE distributed_partitioned_table.key = 10;
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DEBUG: Wrapping relation "postgres_table" to a subquery
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DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.postgres_table WHERE (key OPERATOR(pg_catalog.=) 10)
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DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM (local_table_join.distributed_partitioned_table JOIN (SELECT postgres_table_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) postgres_table_1) postgres_table USING (key)) WHERE (distributed_partitioned_table.key OPERATOR(pg_catalog.=) 10)
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count
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---------------------------------------------------------------------
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1
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(1 row)
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SELECT count(*) FROM distributed_partitioned_table JOIN postgres_table USING(key) JOIN reference_table USING (key);
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DEBUG: Wrapping relation "postgres_table" to a subquery
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DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.postgres_table WHERE true
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DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM ((local_table_join.distributed_partitioned_table JOIN (SELECT postgres_table_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) postgres_table_1) postgres_table USING (key)) JOIN local_table_join.reference_table USING (key))
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count
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---------------------------------------------------------------------
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100
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|
(1 row)
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SELECT count(*) FROM distributed_partitioned_table JOIN local_partitioned_table USING(key);
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DEBUG: Wrapping relation "local_partitioned_table" to a subquery
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DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.local_partitioned_table WHERE true
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DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM (local_table_join.distributed_partitioned_table JOIN (SELECT local_partitioned_table_1.key, NULL::text AS value FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) local_partitioned_table_1) local_partitioned_table USING (key))
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count
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---------------------------------------------------------------------
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100
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|
(1 row)
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SELECT count(*) FROM distributed_partitioned_table JOIN local_partitioned_table USING(key) WHERE distributed_partitioned_table.key = 10;
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DEBUG: Wrapping relation "local_partitioned_table" to a subquery
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DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.local_partitioned_table WHERE (key OPERATOR(pg_catalog.=) 10)
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM (local_table_join.distributed_partitioned_table JOIN (SELECT local_partitioned_table_1.key, NULL::text AS value FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) local_partitioned_table_1) local_partitioned_table USING (key)) WHERE (distributed_partitioned_table.key OPERATOR(pg_catalog.=) 10)
|
|
count
|
|
---------------------------------------------------------------------
|
|
1
|
|
(1 row)
|
|
|
|
SELECT count(*) FROM distributed_partitioned_table JOIN local_partitioned_table USING(key) JOIN reference_table USING (key);
|
|
DEBUG: Wrapping relation "local_partitioned_table" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.local_partitioned_table WHERE true
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM ((local_table_join.distributed_partitioned_table JOIN (SELECT local_partitioned_table_1.key, NULL::text AS value FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) local_partitioned_table_1) local_partitioned_table USING (key)) JOIN local_table_join.reference_table USING (key))
|
|
count
|
|
---------------------------------------------------------------------
|
|
100
|
|
(1 row)
|
|
|
|
-- similar tests in transaction block should work fine
|
|
BEGIN;
|
|
-- materialized views should work too
|
|
SELECT count(*) FROM distributed_table JOIN mv1 USING(key);
|
|
DEBUG: Wrapping relation "mv1" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.mv1 WHERE true
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM (local_table_join.distributed_table JOIN (SELECT mv1_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) mv1_1) mv1 USING (key))
|
|
count
|
|
---------------------------------------------------------------------
|
|
100
|
|
(1 row)
|
|
|
|
SELECT count(*) FROM (SELECT * FROM distributed_table) d1 JOIN mv1 USING(key);
|
|
DEBUG: Wrapping relation "mv1" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.mv1 WHERE true
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM ((SELECT distributed_table.key, distributed_table.value, distributed_table.value_2 FROM local_table_join.distributed_table) d1 JOIN (SELECT mv1_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) mv1_1) mv1 USING (key))
|
|
count
|
|
---------------------------------------------------------------------
|
|
100
|
|
(1 row)
|
|
|
|
SELECT count(*) FROM reference_table JOIN mv1 USING(key);
|
|
DEBUG: Wrapping relation "mv1" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.mv1 WHERE true
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM (local_table_join.reference_table JOIN (SELECT mv1_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) mv1_1) mv1 USING (key))
|
|
count
|
|
---------------------------------------------------------------------
|
|
100
|
|
(1 row)
|
|
|
|
SELECT count(*) FROM distributed_table JOIN mv1 USING(key) JOIN reference_table USING (key);
|
|
DEBUG: Wrapping relation "mv1" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.mv1 WHERE true
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM ((local_table_join.distributed_table JOIN (SELECT mv1_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) mv1_1) mv1 USING (key)) JOIN local_table_join.reference_table USING (key))
|
|
count
|
|
---------------------------------------------------------------------
|
|
100
|
|
(1 row)
|
|
|
|
SELECT count(*) FROM distributed_table JOIN mv2 USING(key);
|
|
DEBUG: Wrapping relation "mv2" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.mv2 WHERE true
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM (local_table_join.distributed_table JOIN (SELECT mv2_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) mv2_1) mv2 USING (key))
|
|
count
|
|
---------------------------------------------------------------------
|
|
100
|
|
(1 row)
|
|
|
|
SELECT count(*) FROM (SELECT * FROM distributed_table) d1 JOIN mv2 USING(key);
|
|
DEBUG: Wrapping relation "mv2" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.mv2 WHERE true
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM ((SELECT distributed_table.key, distributed_table.value, distributed_table.value_2 FROM local_table_join.distributed_table) d1 JOIN (SELECT mv2_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) mv2_1) mv2 USING (key))
|
|
count
|
|
---------------------------------------------------------------------
|
|
100
|
|
(1 row)
|
|
|
|
SELECT count(*) FROM reference_table JOIN mv2 USING(key);
|
|
DEBUG: Wrapping relation "mv2" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.mv2 WHERE true
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM (local_table_join.reference_table JOIN (SELECT mv2_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) mv2_1) mv2 USING (key))
|
|
count
|
|
---------------------------------------------------------------------
|
|
100
|
|
(1 row)
|
|
|
|
SELECT count(*) FROM distributed_table JOIN mv2 USING(key) JOIN reference_table USING (key);
|
|
DEBUG: Wrapping relation "mv2" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.mv2 WHERE true
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM ((local_table_join.distributed_table JOIN (SELECT mv2_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) mv2_1) mv2 USING (key)) JOIN local_table_join.reference_table USING (key))
|
|
count
|
|
---------------------------------------------------------------------
|
|
100
|
|
(1 row)
|
|
|
|
-- foreign tables should work too
|
|
SELECT count(*) FROM foreign_table JOIN distributed_table USING(key);
|
|
DEBUG: Wrapping relation "foreign_table" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.foreign_table WHERE true
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM ((SELECT foreign_table_1.key, NULL::text AS value FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) foreign_table_1) foreign_table JOIN local_table_join.distributed_table USING (key))
|
|
count
|
|
---------------------------------------------------------------------
|
|
0
|
|
(1 row)
|
|
|
|
-- partitioned tables should work as well
|
|
SELECT count(*) FROM distributed_partitioned_table JOIN postgres_table USING(key);
|
|
DEBUG: Wrapping relation "postgres_table" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.postgres_table WHERE true
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM (local_table_join.distributed_partitioned_table JOIN (SELECT postgres_table_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) postgres_table_1) postgres_table USING (key))
|
|
count
|
|
---------------------------------------------------------------------
|
|
100
|
|
(1 row)
|
|
|
|
SELECT count(*) FROM distributed_partitioned_table JOIN postgres_table USING(key) WHERE distributed_partitioned_table.key = 10;
|
|
DEBUG: Wrapping relation "postgres_table" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.postgres_table WHERE (key OPERATOR(pg_catalog.=) 10)
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM (local_table_join.distributed_partitioned_table JOIN (SELECT postgres_table_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) postgres_table_1) postgres_table USING (key)) WHERE (distributed_partitioned_table.key OPERATOR(pg_catalog.=) 10)
|
|
count
|
|
---------------------------------------------------------------------
|
|
1
|
|
(1 row)
|
|
|
|
SELECT count(*) FROM distributed_partitioned_table JOIN postgres_table USING(key) JOIN reference_table USING (key);
|
|
DEBUG: Wrapping relation "postgres_table" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.postgres_table WHERE true
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM ((local_table_join.distributed_partitioned_table JOIN (SELECT postgres_table_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) postgres_table_1) postgres_table USING (key)) JOIN local_table_join.reference_table USING (key))
|
|
count
|
|
---------------------------------------------------------------------
|
|
100
|
|
(1 row)
|
|
|
|
SELECT count(*) FROM distributed_partitioned_table JOIN local_partitioned_table USING(key);
|
|
DEBUG: Wrapping relation "local_partitioned_table" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.local_partitioned_table WHERE true
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM (local_table_join.distributed_partitioned_table JOIN (SELECT local_partitioned_table_1.key, NULL::text AS value FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) local_partitioned_table_1) local_partitioned_table USING (key))
|
|
count
|
|
---------------------------------------------------------------------
|
|
100
|
|
(1 row)
|
|
|
|
SELECT count(*) FROM distributed_partitioned_table JOIN local_partitioned_table USING(key) WHERE distributed_partitioned_table.key = 10;
|
|
DEBUG: Wrapping relation "local_partitioned_table" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.local_partitioned_table WHERE (key OPERATOR(pg_catalog.=) 10)
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM (local_table_join.distributed_partitioned_table JOIN (SELECT local_partitioned_table_1.key, NULL::text AS value FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) local_partitioned_table_1) local_partitioned_table USING (key)) WHERE (distributed_partitioned_table.key OPERATOR(pg_catalog.=) 10)
|
|
count
|
|
---------------------------------------------------------------------
|
|
1
|
|
(1 row)
|
|
|
|
SELECT count(*) FROM distributed_partitioned_table JOIN local_partitioned_table USING(key) JOIN reference_table USING (key);
|
|
DEBUG: Wrapping relation "local_partitioned_table" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.local_partitioned_table WHERE true
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM ((local_table_join.distributed_partitioned_table JOIN (SELECT local_partitioned_table_1.key, NULL::text AS value FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) local_partitioned_table_1) local_partitioned_table USING (key)) JOIN local_table_join.reference_table USING (key))
|
|
count
|
|
---------------------------------------------------------------------
|
|
100
|
|
(1 row)
|
|
|
|
ROLLBACK;
|
|
-- the conversions should be independent from the order of table entries in the query
|
|
SELECT COUNT(*) FROM postgres_table join distributed_table_pkey using(key) join local_partitioned_table using(key) join distributed_table using(key) where distributed_table_pkey.key = 5;
|
|
DEBUG: Wrapping relation "postgres_table" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.postgres_table WHERE (key OPERATOR(pg_catalog.=) 5)
|
|
DEBUG: Wrapping relation "local_partitioned_table" to a subquery
|
|
DEBUG: generating subplan XXX_2 for subquery SELECT key FROM local_table_join.local_partitioned_table WHERE (key OPERATOR(pg_catalog.=) 5)
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM ((((SELECT postgres_table_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) postgres_table_1) postgres_table JOIN local_table_join.distributed_table_pkey USING (key)) JOIN (SELECT local_partitioned_table_1.key, NULL::text AS value FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_2'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) local_partitioned_table_1) local_partitioned_table USING (key)) JOIN local_table_join.distributed_table USING (key)) WHERE (distributed_table_pkey.key OPERATOR(pg_catalog.=) 5)
|
|
count
|
|
---------------------------------------------------------------------
|
|
1
|
|
(1 row)
|
|
|
|
SELECT COUNT(*) FROM postgres_table join local_partitioned_table using(key) join distributed_table_pkey using(key) join distributed_table using(key) where distributed_table_pkey.key = 5;
|
|
DEBUG: Wrapping relation "postgres_table" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.postgres_table WHERE (key OPERATOR(pg_catalog.=) 5)
|
|
DEBUG: Wrapping relation "local_partitioned_table" to a subquery
|
|
DEBUG: generating subplan XXX_2 for subquery SELECT key FROM local_table_join.local_partitioned_table WHERE (key OPERATOR(pg_catalog.=) 5)
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM ((((SELECT postgres_table_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) postgres_table_1) postgres_table JOIN (SELECT local_partitioned_table_1.key, NULL::text AS value FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_2'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) local_partitioned_table_1) local_partitioned_table USING (key)) JOIN local_table_join.distributed_table_pkey USING (key)) JOIN local_table_join.distributed_table USING (key)) WHERE (distributed_table_pkey.key OPERATOR(pg_catalog.=) 5)
|
|
count
|
|
---------------------------------------------------------------------
|
|
1
|
|
(1 row)
|
|
|
|
SELECT COUNT(*) FROM postgres_table join distributed_table using(key) join local_partitioned_table using(key) join distributed_table_pkey using(key) where distributed_table_pkey.key = 5;
|
|
DEBUG: Wrapping relation "postgres_table" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.postgres_table WHERE (key OPERATOR(pg_catalog.=) 5)
|
|
DEBUG: Wrapping relation "local_partitioned_table" to a subquery
|
|
DEBUG: generating subplan XXX_2 for subquery SELECT key FROM local_table_join.local_partitioned_table WHERE (key OPERATOR(pg_catalog.=) 5)
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM ((((SELECT postgres_table_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) postgres_table_1) postgres_table JOIN local_table_join.distributed_table USING (key)) JOIN (SELECT local_partitioned_table_1.key, NULL::text AS value FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_2'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) local_partitioned_table_1) local_partitioned_table USING (key)) JOIN local_table_join.distributed_table_pkey USING (key)) WHERE (distributed_table_pkey.key OPERATOR(pg_catalog.=) 5)
|
|
count
|
|
---------------------------------------------------------------------
|
|
1
|
|
(1 row)
|
|
|
|
SELECT COUNT(*) FROM distributed_table_pkey join distributed_table using(key) join postgres_table using(key) join local_partitioned_table using(key) where distributed_table_pkey.key = 5;
|
|
DEBUG: Wrapping relation "postgres_table" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.postgres_table WHERE (key OPERATOR(pg_catalog.=) 5)
|
|
DEBUG: Wrapping relation "local_partitioned_table" to a subquery
|
|
DEBUG: generating subplan XXX_2 for subquery SELECT key FROM local_table_join.local_partitioned_table WHERE (key OPERATOR(pg_catalog.=) 5)
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM (((local_table_join.distributed_table_pkey JOIN local_table_join.distributed_table USING (key)) JOIN (SELECT postgres_table_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) postgres_table_1) postgres_table USING (key)) JOIN (SELECT local_partitioned_table_1.key, NULL::text AS value FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_2'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) local_partitioned_table_1) local_partitioned_table USING (key)) WHERE (distributed_table_pkey.key OPERATOR(pg_catalog.=) 5)
|
|
count
|
|
---------------------------------------------------------------------
|
|
1
|
|
(1 row)
|
|
|
|
SELECT count(*) FROM (SELECT *, random() FROM distributed_table) as d1 JOIN postgres_table ON (postgres_table.key = d1.key AND d1.key < postgres_table.key) WHERE d1.key = 1 AND false;
|
|
DEBUG: Wrapping relation "postgres_table" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.postgres_table WHERE false
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM ((SELECT distributed_table.key, distributed_table.value, distributed_table.value_2, random() AS random FROM local_table_join.distributed_table) d1 JOIN (SELECT postgres_table_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) postgres_table_1) postgres_table ON (((postgres_table.key OPERATOR(pg_catalog.=) d1.key) AND (d1.key OPERATOR(pg_catalog.<) postgres_table.key)))) WHERE ((d1.key OPERATOR(pg_catalog.=) 1) AND false)
|
|
count
|
|
---------------------------------------------------------------------
|
|
0
|
|
(1 row)
|
|
|
|
SELECT count(*) FROM (SELECT *, random() FROM distributed_table_pkey) as d1 JOIN postgres_table ON (postgres_table.key = d1.key AND d1.key < postgres_table.key) WHERE d1.key = 1 AND false;
|
|
DEBUG: Wrapping relation "postgres_table" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.postgres_table WHERE false
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM ((SELECT distributed_table_pkey.key, distributed_table_pkey.value, distributed_table_pkey.value_2, random() AS random FROM local_table_join.distributed_table_pkey) d1 JOIN (SELECT postgres_table_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) postgres_table_1) postgres_table ON (((postgres_table.key OPERATOR(pg_catalog.=) d1.key) AND (d1.key OPERATOR(pg_catalog.<) postgres_table.key)))) WHERE ((d1.key OPERATOR(pg_catalog.=) 1) AND false)
|
|
count
|
|
---------------------------------------------------------------------
|
|
0
|
|
(1 row)
|
|
|
|
SELECT count(*) FROM (SELECT *, random() FROM distributed_partitioned_table) as d1 JOIN postgres_table ON (postgres_table.key = d1.key AND d1.key < postgres_table.key) WHERE d1.key = 1 AND false;
|
|
DEBUG: Wrapping relation "postgres_table" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.postgres_table WHERE false
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM ((SELECT distributed_partitioned_table.key, distributed_partitioned_table.value, random() AS random FROM local_table_join.distributed_partitioned_table) d1 JOIN (SELECT postgres_table_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) postgres_table_1) postgres_table ON (((postgres_table.key OPERATOR(pg_catalog.=) d1.key) AND (d1.key OPERATOR(pg_catalog.<) postgres_table.key)))) WHERE ((d1.key OPERATOR(pg_catalog.=) 1) AND false)
|
|
count
|
|
---------------------------------------------------------------------
|
|
0
|
|
(1 row)
|
|
|
|
SELECT count(*) FROM (SELECT *, random() FROM distributed_partitioned_table) as d1 JOIN postgres_table ON (postgres_table.key::int = d1.key::int AND d1.key < postgres_table.key) WHERE d1.key::int = 1 AND false;
|
|
DEBUG: Wrapping relation "postgres_table" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.postgres_table WHERE false
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM ((SELECT distributed_partitioned_table.key, distributed_partitioned_table.value, random() AS random FROM local_table_join.distributed_partitioned_table) d1 JOIN (SELECT postgres_table_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) postgres_table_1) postgres_table ON (((postgres_table.key OPERATOR(pg_catalog.=) d1.key) AND (d1.key OPERATOR(pg_catalog.<) postgres_table.key)))) WHERE ((d1.key OPERATOR(pg_catalog.=) 1) AND false)
|
|
count
|
|
---------------------------------------------------------------------
|
|
0
|
|
(1 row)
|
|
|
|
-- different column names
|
|
SELECT a FROM postgres_table foo (a,b,c) JOIN distributed_table ON (distributed_table.key = foo.a) ORDER BY 1 LIMIT 1;
|
|
DEBUG: Wrapping relation "postgres_table" "foo" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT a AS key FROM local_table_join.postgres_table foo(a, b, c) WHERE true
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT foo.a FROM ((SELECT foo_1.a AS key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) foo_1(a)) foo(a, b, c) JOIN local_table_join.distributed_table ON ((distributed_table.key OPERATOR(pg_catalog.=) foo.a))) ORDER BY foo.a LIMIT 1
|
|
DEBUG: push down of limit count: 1
|
|
a
|
|
---------------------------------------------------------------------
|
|
1
|
|
(1 row)
|
|
|
|
-- We will plan postgres table as the index is on key,value not just key
|
|
SELECT count(*) FROM distributed_table_composite JOIN postgres_table USING(key) WHERE distributed_table_composite.key = 10;
|
|
DEBUG: Wrapping relation "postgres_table" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.postgres_table WHERE (key OPERATOR(pg_catalog.=) 10)
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM (local_table_join.distributed_table_composite JOIN (SELECT postgres_table_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) postgres_table_1) postgres_table USING (key)) WHERE (distributed_table_composite.key OPERATOR(pg_catalog.=) 10)
|
|
count
|
|
---------------------------------------------------------------------
|
|
1
|
|
(1 row)
|
|
|
|
SELECT count(*) FROM distributed_table_composite JOIN postgres_table USING(key) WHERE distributed_table_composite.key = 10 OR distributed_table_composite.key = 20;
|
|
DEBUG: Wrapping relation "postgres_table" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.postgres_table WHERE true
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM (local_table_join.distributed_table_composite JOIN (SELECT postgres_table_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) postgres_table_1) postgres_table USING (key)) WHERE ((distributed_table_composite.key OPERATOR(pg_catalog.=) 10) OR (distributed_table_composite.key OPERATOR(pg_catalog.=) 20))
|
|
count
|
|
---------------------------------------------------------------------
|
|
2
|
|
(1 row)
|
|
|
|
SELECT count(*) FROM distributed_table_composite JOIN postgres_table USING(key) WHERE distributed_table_composite.key > 10 AND distributed_table_composite.value = 'text';
|
|
DEBUG: Wrapping relation "postgres_table" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.postgres_table WHERE true
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM (local_table_join.distributed_table_composite JOIN (SELECT postgres_table_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) postgres_table_1) postgres_table USING (key)) WHERE ((distributed_table_composite.key OPERATOR(pg_catalog.>) 10) AND (distributed_table_composite.value OPERATOR(pg_catalog.=) 'text'::text))
|
|
count
|
|
---------------------------------------------------------------------
|
|
0
|
|
(1 row)
|
|
|
|
SELECT count(*) FROM distributed_table_composite JOIN postgres_table USING(key) WHERE distributed_table_composite.key = 10 AND distributed_table_composite.value = 'text';
|
|
DEBUG: Wrapping relation "distributed_table_composite" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key, value FROM local_table_join.distributed_table_composite WHERE ((key OPERATOR(pg_catalog.=) 10) AND (value OPERATOR(pg_catalog.=) 'text'::text))
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM ((SELECT distributed_table_composite_1.key, distributed_table_composite_1.value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key, intermediate_result.value FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer, value text)) distributed_table_composite_1) distributed_table_composite JOIN local_table_join.postgres_table USING (key)) WHERE ((distributed_table_composite.key OPERATOR(pg_catalog.=) 10) AND (distributed_table_composite.value OPERATOR(pg_catalog.=) 'text'::text))
|
|
count
|
|
---------------------------------------------------------------------
|
|
0
|
|
(1 row)
|
|
|
|
SELECT count(*) FROM distributed_table_composite JOIN postgres_table USING(key)
|
|
WHERE (distributed_table_composite.key > 10 OR distributed_table_composite.key = 20)
|
|
AND (distributed_table_composite.value = 'text' OR distributed_table_composite.value = 'text');
|
|
DEBUG: Wrapping relation "postgres_table" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.postgres_table WHERE true
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM (local_table_join.distributed_table_composite JOIN (SELECT postgres_table_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) postgres_table_1) postgres_table USING (key)) WHERE (((distributed_table_composite.key OPERATOR(pg_catalog.>) 10) OR (distributed_table_composite.key OPERATOR(pg_catalog.=) 20)) AND ((distributed_table_composite.value OPERATOR(pg_catalog.=) 'text'::text) OR (distributed_table_composite.value OPERATOR(pg_catalog.=) 'text'::text)))
|
|
count
|
|
---------------------------------------------------------------------
|
|
0
|
|
(1 row)
|
|
|
|
SELECT count(*) FROM distributed_table_composite JOIN postgres_table USING(key)
|
|
WHERE (distributed_table_composite.key > 10 OR distributed_table_composite.value = 'text')
|
|
AND (distributed_table_composite.value = 'text' OR distributed_table_composite.key = 30);
|
|
DEBUG: Wrapping relation "distributed_table_composite" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key, value FROM local_table_join.distributed_table_composite WHERE (((key OPERATOR(pg_catalog.>) 10) OR (value OPERATOR(pg_catalog.=) 'text'::text)) AND ((value OPERATOR(pg_catalog.=) 'text'::text) OR (key OPERATOR(pg_catalog.=) 30)))
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM ((SELECT distributed_table_composite_1.key, distributed_table_composite_1.value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key, intermediate_result.value FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer, value text)) distributed_table_composite_1) distributed_table_composite JOIN local_table_join.postgres_table USING (key)) WHERE (((distributed_table_composite.key OPERATOR(pg_catalog.>) 10) OR (distributed_table_composite.value OPERATOR(pg_catalog.=) 'text'::text)) AND ((distributed_table_composite.value OPERATOR(pg_catalog.=) 'text'::text) OR (distributed_table_composite.key OPERATOR(pg_catalog.=) 30)))
|
|
count
|
|
---------------------------------------------------------------------
|
|
1
|
|
(1 row)
|
|
|
|
SELECT count(*) FROM distributed_table_composite JOIN postgres_table USING(key)
|
|
WHERE (distributed_table_composite.key > 10 AND distributed_table_composite.value = 'text')
|
|
OR (distributed_table_composite.value = 'text' AND distributed_table_composite.key = 30);
|
|
DEBUG: Wrapping relation "postgres_table" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.postgres_table WHERE true
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM (local_table_join.distributed_table_composite JOIN (SELECT postgres_table_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) postgres_table_1) postgres_table USING (key)) WHERE (((distributed_table_composite.key OPERATOR(pg_catalog.>) 10) AND (distributed_table_composite.value OPERATOR(pg_catalog.=) 'text'::text)) OR ((distributed_table_composite.value OPERATOR(pg_catalog.=) 'text'::text) AND (distributed_table_composite.key OPERATOR(pg_catalog.=) 30)))
|
|
count
|
|
---------------------------------------------------------------------
|
|
0
|
|
(1 row)
|
|
|
|
SELECT count(*) FROM distributed_table_composite JOIN postgres_table USING(key)
|
|
WHERE (distributed_table_composite.key > 10 AND distributed_table_composite.key = 20)
|
|
OR (distributed_table_composite.value = 'text' AND distributed_table_composite.value = 'text');
|
|
DEBUG: Wrapping relation "distributed_table_composite" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key, value FROM local_table_join.distributed_table_composite WHERE (((key OPERATOR(pg_catalog.>) 10) AND (key OPERATOR(pg_catalog.=) 20)) OR ((value OPERATOR(pg_catalog.=) 'text'::text) AND (value OPERATOR(pg_catalog.=) 'text'::text)))
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM ((SELECT distributed_table_composite_1.key, distributed_table_composite_1.value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key, intermediate_result.value FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer, value text)) distributed_table_composite_1) distributed_table_composite JOIN local_table_join.postgres_table USING (key)) WHERE (((distributed_table_composite.key OPERATOR(pg_catalog.>) 10) AND (distributed_table_composite.key OPERATOR(pg_catalog.=) 20)) OR ((distributed_table_composite.value OPERATOR(pg_catalog.=) 'text'::text) AND (distributed_table_composite.value OPERATOR(pg_catalog.=) 'text'::text)))
|
|
count
|
|
---------------------------------------------------------------------
|
|
1
|
|
(1 row)
|
|
|
|
-- Known bug: #4269
|
|
SELECT count(*) FROM distributed_table_composite foo(a,b,c) JOIN postgres_table ON(foo.a > 1)
|
|
WHERE foo.a IN (SELECT COUNT(*) FROM local_partitioned_table) AND (foo.a = 10 OR foo.b ='text');
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT count(*) AS count FROM local_table_join.local_partitioned_table
|
|
DEBUG: Wrapping relation "distributed_table_composite" "foo" to a subquery
|
|
DEBUG: generating subplan XXX_2 for subquery SELECT a AS key, b AS value FROM local_table_join.distributed_table_composite foo(a, b, c) WHERE ((a OPERATOR(pg_catalog.>) 1) AND ((a OPERATOR(pg_catalog.=) 10) OR (b OPERATOR(pg_catalog.=) 'text'::text)))
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM ((SELECT foo_1.a AS key, foo_1.b AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key, intermediate_result.value FROM read_intermediate_result('XXX_2'::text, 'binary'::citus_copy_format) intermediate_result(key integer, value text)) foo_1(a, b)) foo(a, b, c) JOIN local_table_join.postgres_table ON ((foo.a OPERATOR(pg_catalog.>) 1))) WHERE ((foo.a OPERATOR(pg_catalog.=) ANY (SELECT intermediate_result.count FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(count bigint))) AND ((foo.a OPERATOR(pg_catalog.=) 10) OR (foo.b OPERATOR(pg_catalog.=) 'text'::text)))
|
|
ERROR: column "a" does not exist
|
|
CONTEXT: while executing command on localhost:xxxxx
|
|
-- a unique index on key so dist table should be recursively planned
|
|
SELECT count(*) FROM postgres_table JOIN distributed_table_pkey USING(key);
|
|
DEBUG: Wrapping relation "postgres_table" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.postgres_table WHERE true
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM ((SELECT postgres_table_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) postgres_table_1) postgres_table JOIN local_table_join.distributed_table_pkey USING (key))
|
|
count
|
|
---------------------------------------------------------------------
|
|
100
|
|
(1 row)
|
|
|
|
SELECT count(*) FROM postgres_table JOIN distributed_table_pkey USING(value);
|
|
DEBUG: Wrapping relation "postgres_table" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT value FROM local_table_join.postgres_table WHERE true
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM ((SELECT NULL::integer AS key, postgres_table_1.value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.value FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(value text)) postgres_table_1) postgres_table JOIN local_table_join.distributed_table_pkey USING (value))
|
|
count
|
|
---------------------------------------------------------------------
|
|
100
|
|
(1 row)
|
|
|
|
SELECT count(*) FROM postgres_table JOIN distributed_table_pkey ON postgres_table.key = distributed_table_pkey.key;
|
|
DEBUG: Wrapping relation "postgres_table" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.postgres_table WHERE true
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM ((SELECT postgres_table_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) postgres_table_1) postgres_table JOIN local_table_join.distributed_table_pkey ON ((postgres_table.key OPERATOR(pg_catalog.=) distributed_table_pkey.key)))
|
|
count
|
|
---------------------------------------------------------------------
|
|
100
|
|
(1 row)
|
|
|
|
SELECT count(*) FROM postgres_table JOIN distributed_table_pkey ON distributed_table_pkey.key = 10;
|
|
DEBUG: Wrapping relation "distributed_table_pkey" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.distributed_table_pkey WHERE (key OPERATOR(pg_catalog.=) 10)
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM (local_table_join.postgres_table JOIN (SELECT distributed_table_pkey_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) distributed_table_pkey_1) distributed_table_pkey ON ((distributed_table_pkey.key OPERATOR(pg_catalog.=) 10)))
|
|
count
|
|
---------------------------------------------------------------------
|
|
100
|
|
(1 row)
|
|
|
|
-- it should favor distributed table only if it has equality on the unique column
|
|
SELECT count(*) FROM postgres_table JOIN distributed_table_pkey ON distributed_table_pkey.key > 10;
|
|
DEBUG: Wrapping relation "postgres_table" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT NULL::integer AS "dummy-1" FROM local_table_join.postgres_table WHERE true
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM ((SELECT NULL::integer AS key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result."dummy-1" FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result("dummy-1" integer)) postgres_table_1) postgres_table JOIN local_table_join.distributed_table_pkey ON ((distributed_table_pkey.key OPERATOR(pg_catalog.>) 10)))
|
|
count
|
|
---------------------------------------------------------------------
|
|
9000
|
|
(1 row)
|
|
|
|
SELECT count(*) FROM postgres_table JOIN distributed_table_pkey ON distributed_table_pkey.key < 10;
|
|
DEBUG: Wrapping relation "postgres_table" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT NULL::integer AS "dummy-1" FROM local_table_join.postgres_table WHERE true
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM ((SELECT NULL::integer AS key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result."dummy-1" FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result("dummy-1" integer)) postgres_table_1) postgres_table JOIN local_table_join.distributed_table_pkey ON ((distributed_table_pkey.key OPERATOR(pg_catalog.<) 10)))
|
|
count
|
|
---------------------------------------------------------------------
|
|
900
|
|
(1 row)
|
|
|
|
SELECT count(*) FROM postgres_table JOIN distributed_table_pkey ON distributed_table_pkey.key = 10;
|
|
DEBUG: Wrapping relation "distributed_table_pkey" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.distributed_table_pkey WHERE (key OPERATOR(pg_catalog.=) 10)
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM (local_table_join.postgres_table JOIN (SELECT distributed_table_pkey_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) distributed_table_pkey_1) distributed_table_pkey ON ((distributed_table_pkey.key OPERATOR(pg_catalog.=) 10)))
|
|
count
|
|
---------------------------------------------------------------------
|
|
100
|
|
(1 row)
|
|
|
|
SELECT count(*) FROM postgres_table JOIN distributed_table_pkey ON distributed_table_pkey.key = 10 AND distributed_table_pkey.key > 10 ;
|
|
DEBUG: Wrapping relation "distributed_table_pkey" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.distributed_table_pkey WHERE ((key OPERATOR(pg_catalog.>) 10) AND (key OPERATOR(pg_catalog.=) 10))
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM (local_table_join.postgres_table JOIN (SELECT distributed_table_pkey_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) distributed_table_pkey_1) distributed_table_pkey ON (((distributed_table_pkey.key OPERATOR(pg_catalog.=) 10) AND (distributed_table_pkey.key OPERATOR(pg_catalog.>) 10))))
|
|
count
|
|
---------------------------------------------------------------------
|
|
0
|
|
(1 row)
|
|
|
|
SELECT count(*) FROM postgres_table JOIN distributed_table_pkey ON distributed_table_pkey.key = 10 AND distributed_table_pkey.key > 10 ;
|
|
DEBUG: Wrapping relation "distributed_table_pkey" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.distributed_table_pkey WHERE ((key OPERATOR(pg_catalog.>) 10) AND (key OPERATOR(pg_catalog.=) 10))
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM (local_table_join.postgres_table JOIN (SELECT distributed_table_pkey_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) distributed_table_pkey_1) distributed_table_pkey ON (((distributed_table_pkey.key OPERATOR(pg_catalog.=) 10) AND (distributed_table_pkey.key OPERATOR(pg_catalog.>) 10))))
|
|
count
|
|
---------------------------------------------------------------------
|
|
0
|
|
(1 row)
|
|
|
|
SELECT count(*) FROM postgres_table JOIN distributed_table_pkey ON distributed_table_pkey.key = 10 AND distributed_table_pkey.key > 10 AND postgres_table.key = 5;
|
|
DEBUG: Wrapping relation "distributed_table_pkey" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.distributed_table_pkey WHERE ((key OPERATOR(pg_catalog.>) 10) AND (key OPERATOR(pg_catalog.=) 10))
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM (local_table_join.postgres_table JOIN (SELECT distributed_table_pkey_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) distributed_table_pkey_1) distributed_table_pkey ON (((distributed_table_pkey.key OPERATOR(pg_catalog.=) 10) AND (distributed_table_pkey.key OPERATOR(pg_catalog.>) 10) AND (postgres_table.key OPERATOR(pg_catalog.=) 5))))
|
|
count
|
|
---------------------------------------------------------------------
|
|
0
|
|
(1 row)
|
|
|
|
SELECT count(*) FROM postgres_table JOIN distributed_table_pkey ON distributed_table_pkey.key = 10 OR distributed_table_pkey.key > 10;
|
|
DEBUG: Wrapping relation "postgres_table" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT NULL::integer AS "dummy-1" FROM local_table_join.postgres_table WHERE true
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM ((SELECT NULL::integer AS key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result."dummy-1" FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result("dummy-1" integer)) postgres_table_1) postgres_table JOIN local_table_join.distributed_table_pkey ON (((distributed_table_pkey.key OPERATOR(pg_catalog.=) 10) OR (distributed_table_pkey.key OPERATOR(pg_catalog.>) 10))))
|
|
count
|
|
---------------------------------------------------------------------
|
|
9100
|
|
(1 row)
|
|
|
|
SELECT count(*) FROM postgres_table JOIN distributed_table_pkey ON distributed_table_pkey.key = 10 OR distributed_table_pkey.key = 20;
|
|
DEBUG: Wrapping relation "distributed_table_pkey" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.distributed_table_pkey WHERE ((key OPERATOR(pg_catalog.=) 10) OR (key OPERATOR(pg_catalog.=) 20))
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM (local_table_join.postgres_table JOIN (SELECT distributed_table_pkey_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) distributed_table_pkey_1) distributed_table_pkey ON (((distributed_table_pkey.key OPERATOR(pg_catalog.=) 10) OR (distributed_table_pkey.key OPERATOR(pg_catalog.=) 20))))
|
|
count
|
|
---------------------------------------------------------------------
|
|
200
|
|
(1 row)
|
|
|
|
SELECT count(*) FROM postgres_table JOIN distributed_table_pkey ON distributed_table_pkey.key = 10 OR distributed_table_pkey.key = 20 OR distributed_table_pkey.key = 30;
|
|
DEBUG: Wrapping relation "distributed_table_pkey" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.distributed_table_pkey WHERE ((key OPERATOR(pg_catalog.=) 10) OR (key OPERATOR(pg_catalog.=) 20) OR (key OPERATOR(pg_catalog.=) 30))
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM (local_table_join.postgres_table JOIN (SELECT distributed_table_pkey_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) distributed_table_pkey_1) distributed_table_pkey ON (((distributed_table_pkey.key OPERATOR(pg_catalog.=) 10) OR (distributed_table_pkey.key OPERATOR(pg_catalog.=) 20) OR (distributed_table_pkey.key OPERATOR(pg_catalog.=) 30))))
|
|
count
|
|
---------------------------------------------------------------------
|
|
300
|
|
(1 row)
|
|
|
|
SELECT count(*) FROM postgres_table JOIN distributed_table_pkey ON distributed_table_pkey.key = 10 OR distributed_table_pkey.key = (
|
|
SELECT count(*) FROM distributed_table_pkey
|
|
);
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT count(*) AS count FROM local_table_join.distributed_table_pkey
|
|
DEBUG: Wrapping relation "postgres_table" to a subquery
|
|
DEBUG: generating subplan XXX_2 for subquery SELECT NULL::integer AS "dummy-1" FROM local_table_join.postgres_table WHERE true
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM ((SELECT NULL::integer AS key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result."dummy-1" FROM read_intermediate_result('XXX_2'::text, 'binary'::citus_copy_format) intermediate_result("dummy-1" integer)) postgres_table_1) postgres_table JOIN local_table_join.distributed_table_pkey ON (((distributed_table_pkey.key OPERATOR(pg_catalog.=) 10) OR (distributed_table_pkey.key OPERATOR(pg_catalog.=) (SELECT intermediate_result.count FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(count bigint))))))
|
|
count
|
|
---------------------------------------------------------------------
|
|
200
|
|
(1 row)
|
|
|
|
SELECT count(*) FROM postgres_table JOIN distributed_table_pkey ON distributed_table_pkey.key = 10 OR (distributed_table_pkey.key = 5 and distributed_table_pkey.key > 15);
|
|
DEBUG: Wrapping relation "distributed_table_pkey" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.distributed_table_pkey WHERE ((key OPERATOR(pg_catalog.=) 10) OR ((key OPERATOR(pg_catalog.=) 5) AND (key OPERATOR(pg_catalog.>) 15)))
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM (local_table_join.postgres_table JOIN (SELECT distributed_table_pkey_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) distributed_table_pkey_1) distributed_table_pkey ON (((distributed_table_pkey.key OPERATOR(pg_catalog.=) 10) OR ((distributed_table_pkey.key OPERATOR(pg_catalog.=) 5) AND (distributed_table_pkey.key OPERATOR(pg_catalog.>) 15)))))
|
|
count
|
|
---------------------------------------------------------------------
|
|
100
|
|
(1 row)
|
|
|
|
SELECT count(*) FROM postgres_table JOIN distributed_table_pkey ON distributed_table_pkey.key = 10 OR (distributed_table_pkey.key > 10 and distributed_table_pkey.key > 15);
|
|
DEBUG: Wrapping relation "postgres_table" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT NULL::integer AS "dummy-1" FROM local_table_join.postgres_table WHERE true
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM ((SELECT NULL::integer AS key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result."dummy-1" FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result("dummy-1" integer)) postgres_table_1) postgres_table JOIN local_table_join.distributed_table_pkey ON (((distributed_table_pkey.key OPERATOR(pg_catalog.=) 10) OR ((distributed_table_pkey.key OPERATOR(pg_catalog.>) 10) AND (distributed_table_pkey.key OPERATOR(pg_catalog.>) 15)))))
|
|
count
|
|
---------------------------------------------------------------------
|
|
8600
|
|
(1 row)
|
|
|
|
SELECT count(*) FROM postgres_table JOIN distributed_table_pkey ON distributed_table_pkey.key = 10 OR (distributed_table_pkey.key > 10 and distributed_table_pkey.value = 'notext');
|
|
DEBUG: Wrapping relation "distributed_table_pkey" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key, value FROM local_table_join.distributed_table_pkey WHERE ((key OPERATOR(pg_catalog.=) 10) OR ((key OPERATOR(pg_catalog.>) 10) AND (value OPERATOR(pg_catalog.=) 'notext'::text)))
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM (local_table_join.postgres_table JOIN (SELECT distributed_table_pkey_1.key, distributed_table_pkey_1.value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key, intermediate_result.value FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer, value text)) distributed_table_pkey_1) distributed_table_pkey ON (((distributed_table_pkey.key OPERATOR(pg_catalog.=) 10) OR ((distributed_table_pkey.key OPERATOR(pg_catalog.>) 10) AND (distributed_table_pkey.value OPERATOR(pg_catalog.=) 'notext'::text)))))
|
|
count
|
|
---------------------------------------------------------------------
|
|
100
|
|
(1 row)
|
|
|
|
SELECT count(*) FROM postgres_table JOIN distributed_table_pkey ON distributed_table_pkey.key = 10 OR (distributed_table_pkey.key = 10 and distributed_table_pkey.value = 'notext');
|
|
DEBUG: Wrapping relation "distributed_table_pkey" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.distributed_table_pkey WHERE (key OPERATOR(pg_catalog.=) 10)
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM (local_table_join.postgres_table JOIN (SELECT distributed_table_pkey_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) distributed_table_pkey_1) distributed_table_pkey ON (((distributed_table_pkey.key OPERATOR(pg_catalog.=) 10) OR ((distributed_table_pkey.key OPERATOR(pg_catalog.=) 10) AND (distributed_table_pkey.value OPERATOR(pg_catalog.=) 'notext'::text)))))
|
|
count
|
|
---------------------------------------------------------------------
|
|
100
|
|
(1 row)
|
|
|
|
SELECT count(*) FROM postgres_table JOIN distributed_table_pkey ON postgres_table.key = 10;
|
|
DEBUG: Wrapping relation "postgres_table" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.postgres_table WHERE (key OPERATOR(pg_catalog.=) 10)
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM ((SELECT postgres_table_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) postgres_table_1) postgres_table JOIN local_table_join.distributed_table_pkey ON ((postgres_table.key OPERATOR(pg_catalog.=) 10)))
|
|
count
|
|
---------------------------------------------------------------------
|
|
100
|
|
(1 row)
|
|
|
|
select count(*) FROM postgres_table JOIN (SELECT a.key,random() FROM distributed_table a JOIN distributed_table b USING(key)) as foo USING(key);
|
|
DEBUG: Wrapping relation "postgres_table" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.postgres_table WHERE true
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM ((SELECT postgres_table_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) postgres_table_1) postgres_table JOIN (SELECT a.key, random() AS random FROM (local_table_join.distributed_table a JOIN local_table_join.distributed_table b USING (key))) foo USING (key))
|
|
count
|
|
---------------------------------------------------------------------
|
|
100
|
|
(1 row)
|
|
|
|
select count(*) FROM (SELECT a.key, random() FROM distributed_table a JOIN distributed_table b USING(key)) as foo JOIN postgres_table USING(key);
|
|
DEBUG: Wrapping relation "postgres_table" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.postgres_table WHERE true
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM ((SELECT a.key, random() AS random FROM (local_table_join.distributed_table a JOIN local_table_join.distributed_table b USING (key))) foo JOIN (SELECT postgres_table_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) postgres_table_1) postgres_table USING (key))
|
|
count
|
|
---------------------------------------------------------------------
|
|
100
|
|
(1 row)
|
|
|
|
SELECT count(*) FROM postgres_table JOIN (SELECT * FROM distributed_table) d1 USING(key);
|
|
DEBUG: Wrapping relation "postgres_table" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.postgres_table WHERE true
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM ((SELECT postgres_table_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) postgres_table_1) postgres_table JOIN (SELECT distributed_table.key, distributed_table.value, distributed_table.value_2 FROM local_table_join.distributed_table) d1 USING (key))
|
|
count
|
|
---------------------------------------------------------------------
|
|
100
|
|
(1 row)
|
|
|
|
-- since this is already router plannable, we don't recursively plan the postgres table
|
|
SELECT count(*) FROM postgres_table JOIN (SELECT * FROM distributed_table LIMIT 1) d1 USING(key);
|
|
DEBUG: push down of limit count: 1
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key, value, value_2 FROM local_table_join.distributed_table LIMIT 1
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM (local_table_join.postgres_table JOIN (SELECT intermediate_result.key, intermediate_result.value, intermediate_result.value_2 FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer, value text, value_2 jsonb)) d1 USING (key))
|
|
count
|
|
---------------------------------------------------------------------
|
|
1
|
|
(1 row)
|
|
|
|
-- a unique index on key so dist table should be recursively planned
|
|
SELECT count(*) FROM postgres_table JOIN distributed_table_windex USING(key);
|
|
DEBUG: Wrapping relation "postgres_table" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.postgres_table WHERE true
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM ((SELECT postgres_table_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) postgres_table_1) postgres_table JOIN local_table_join.distributed_table_windex USING (key))
|
|
count
|
|
---------------------------------------------------------------------
|
|
100
|
|
(1 row)
|
|
|
|
SELECT count(*) FROM postgres_table JOIN distributed_table_windex USING(value);
|
|
DEBUG: Wrapping relation "postgres_table" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT value FROM local_table_join.postgres_table WHERE true
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM ((SELECT NULL::integer AS key, postgres_table_1.value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.value FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(value text)) postgres_table_1) postgres_table JOIN local_table_join.distributed_table_windex USING (value))
|
|
count
|
|
---------------------------------------------------------------------
|
|
100
|
|
(1 row)
|
|
|
|
SELECT count(*) FROM postgres_table JOIN distributed_table_windex ON postgres_table.key = distributed_table_windex.key;
|
|
DEBUG: Wrapping relation "postgres_table" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.postgres_table WHERE true
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM ((SELECT postgres_table_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) postgres_table_1) postgres_table JOIN local_table_join.distributed_table_windex ON ((postgres_table.key OPERATOR(pg_catalog.=) distributed_table_windex.key)))
|
|
count
|
|
---------------------------------------------------------------------
|
|
100
|
|
(1 row)
|
|
|
|
SELECT count(*) FROM postgres_table JOIN distributed_table_windex ON distributed_table_windex.key = 10;
|
|
DEBUG: Wrapping relation "distributed_table_windex" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.distributed_table_windex WHERE (key OPERATOR(pg_catalog.=) 10)
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM (local_table_join.postgres_table JOIN (SELECT distributed_table_windex_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) distributed_table_windex_1) distributed_table_windex ON ((distributed_table_windex.key OPERATOR(pg_catalog.=) 10)))
|
|
count
|
|
---------------------------------------------------------------------
|
|
100
|
|
(1 row)
|
|
|
|
-- no unique index on value so local table should be recursively planned.
|
|
SELECT count(*) FROM distributed_table JOIN postgres_table USING(key) WHERE distributed_table.value = 'test';
|
|
DEBUG: Wrapping relation "postgres_table" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.postgres_table WHERE true
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM (local_table_join.distributed_table JOIN (SELECT postgres_table_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) postgres_table_1) postgres_table USING (key)) WHERE (distributed_table.value OPERATOR(pg_catalog.=) 'test'::text)
|
|
count
|
|
---------------------------------------------------------------------
|
|
0
|
|
(1 row)
|
|
|
|
SELECT count(*) FROM distributed_table JOIN postgres_table USING(key) WHERE distributed_table.key = 1;
|
|
DEBUG: Wrapping relation "postgres_table" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.postgres_table WHERE (key OPERATOR(pg_catalog.=) 1)
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM (local_table_join.distributed_table JOIN (SELECT postgres_table_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) postgres_table_1) postgres_table USING (key)) WHERE (distributed_table.key OPERATOR(pg_catalog.=) 1)
|
|
count
|
|
---------------------------------------------------------------------
|
|
1
|
|
(1 row)
|
|
|
|
-- if both local and distributed tables have a filter, we prefer local unless distributed table has unique indexes on any equality filter
|
|
SELECT count(*) FROM distributed_table JOIN postgres_table USING(key) WHERE distributed_table.value = 'test' AND postgres_table.value = 'test';
|
|
DEBUG: Wrapping relation "postgres_table" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key, value FROM local_table_join.postgres_table WHERE (value OPERATOR(pg_catalog.=) 'test'::text)
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM (local_table_join.distributed_table JOIN (SELECT postgres_table_1.key, postgres_table_1.value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key, intermediate_result.value FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer, value text)) postgres_table_1) postgres_table USING (key)) WHERE ((distributed_table.value OPERATOR(pg_catalog.=) 'test'::text) AND (postgres_table.value OPERATOR(pg_catalog.=) 'test'::text))
|
|
count
|
|
---------------------------------------------------------------------
|
|
0
|
|
(1 row)
|
|
|
|
SELECT count(*) FROM distributed_table JOIN postgres_table USING(key) WHERE distributed_table.value = 'test' OR postgres_table.value = 'test';
|
|
DEBUG: Wrapping relation "postgres_table" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key, value FROM local_table_join.postgres_table WHERE true
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM (local_table_join.distributed_table JOIN (SELECT postgres_table_1.key, postgres_table_1.value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key, intermediate_result.value FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer, value text)) postgres_table_1) postgres_table USING (key)) WHERE ((distributed_table.value OPERATOR(pg_catalog.=) 'test'::text) OR (postgres_table.value OPERATOR(pg_catalog.=) 'test'::text))
|
|
count
|
|
---------------------------------------------------------------------
|
|
0
|
|
(1 row)
|
|
|
|
-- multiple local/distributed tables
|
|
-- only local tables are recursively planned
|
|
SELECT count(*) FROM distributed_table d1 JOIN postgres_table p1 USING(key) JOIN distributed_table d2 USING(key) JOIN postgres_table p2 USING(key);
|
|
DEBUG: Wrapping relation "postgres_table" "p1" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.postgres_table p1 WHERE true
|
|
DEBUG: Wrapping relation "postgres_table" "p2" to a subquery
|
|
DEBUG: generating subplan XXX_2 for subquery SELECT key FROM local_table_join.postgres_table p2 WHERE true
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM (((local_table_join.distributed_table d1 JOIN (SELECT p1_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) p1_1) p1 USING (key)) JOIN local_table_join.distributed_table d2 USING (key)) JOIN (SELECT p2_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_2'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) p2_1) p2 USING (key))
|
|
count
|
|
---------------------------------------------------------------------
|
|
100
|
|
(1 row)
|
|
|
|
SELECT
|
|
count(*)
|
|
FROM
|
|
distributed_table d1 JOIN postgres_table p1 USING(key) JOIN distributed_table d2 USING(key) JOIN postgres_table p2 USING(key)
|
|
WHERE
|
|
d1.value = '1';
|
|
DEBUG: Wrapping relation "postgres_table" "p1" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.postgres_table p1 WHERE true
|
|
DEBUG: Wrapping relation "postgres_table" "p2" to a subquery
|
|
DEBUG: generating subplan XXX_2 for subquery SELECT key FROM local_table_join.postgres_table p2 WHERE true
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM (((local_table_join.distributed_table d1 JOIN (SELECT p1_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) p1_1) p1 USING (key)) JOIN local_table_join.distributed_table d2 USING (key)) JOIN (SELECT p2_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_2'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) p2_1) p2 USING (key)) WHERE (d1.value OPERATOR(pg_catalog.=) '1'::text)
|
|
count
|
|
---------------------------------------------------------------------
|
|
1
|
|
(1 row)
|
|
|
|
-- if the filter is on the JOIN key, we can recursively plan the local
|
|
-- tables as filters are pushed down to the local tables
|
|
SELECT
|
|
count(*)
|
|
FROM
|
|
distributed_table d1 JOIN postgres_table p1 USING(key) JOIN distributed_table d2 USING(key) JOIN postgres_table p2 USING(key)
|
|
WHERE
|
|
d1.key = 1;
|
|
DEBUG: Wrapping relation "postgres_table" "p1" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.postgres_table p1 WHERE (key OPERATOR(pg_catalog.=) 1)
|
|
DEBUG: Wrapping relation "postgres_table" "p2" to a subquery
|
|
DEBUG: generating subplan XXX_2 for subquery SELECT key FROM local_table_join.postgres_table p2 WHERE (key OPERATOR(pg_catalog.=) 1)
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM (((local_table_join.distributed_table d1 JOIN (SELECT p1_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) p1_1) p1 USING (key)) JOIN local_table_join.distributed_table d2 USING (key)) JOIN (SELECT p2_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_2'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) p2_1) p2 USING (key)) WHERE (d1.key OPERATOR(pg_catalog.=) 1)
|
|
count
|
|
---------------------------------------------------------------------
|
|
1
|
|
(1 row)
|
|
|
|
CREATE view loc_view AS SELECT * FROM postgres_table WHERE key > 0;
|
|
UPDATE loc_view SET key = (SELECT COUNT(*) FROM distributed_table);
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT count(*) AS count FROM local_table_join.distributed_table
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: UPDATE local_table_join.postgres_table SET key = (SELECT intermediate_result.count FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(count bigint)) FROM local_table_join.postgres_table WHERE (postgres_table.key OPERATOR(pg_catalog.>) 0)
|
|
ERROR: cannot modify views when the query contains citus tables
|
|
SELECT count(*)
|
|
FROM
|
|
(SELECT * FROM (SELECT * FROM distributed_table) d1) d2
|
|
JOIN postgres_table
|
|
USING(key);
|
|
DEBUG: Wrapping relation "postgres_table" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.postgres_table WHERE true
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM ((SELECT d1.key, d1.value, d1.value_2 FROM (SELECT distributed_table.key, distributed_table.value, distributed_table.value_2 FROM local_table_join.distributed_table) d1) d2 JOIN (SELECT postgres_table_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) postgres_table_1) postgres_table USING (key))
|
|
count
|
|
---------------------------------------------------------------------
|
|
100
|
|
(1 row)
|
|
|
|
-- will error as we don't support complex joins
|
|
SELECT COUNT(*) FROM postgres_table, distributed_table d1, distributed_table d2 WHERE d1.value = d2.value;
|
|
DEBUG: Wrapping relation "postgres_table" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT NULL::integer AS "dummy-1" FROM local_table_join.postgres_table WHERE true
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM (SELECT NULL::integer AS key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result."dummy-1" FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result("dummy-1" integer)) postgres_table_1) postgres_table, local_table_join.distributed_table d1, local_table_join.distributed_table d2 WHERE (d1.value OPERATOR(pg_catalog.=) d2.value)
|
|
ERROR: complex joins are only supported when all distributed tables are co-located and joined on their distribution columns
|
|
-- This will error because router planner will think that since reference tables have a single
|
|
-- shard, it contains only a single task for modify. However, updating a reference tables
|
|
-- will require multiple tasks. So requires some rewrite in router planner.
|
|
UPDATE reference_table SET key = 1 FROM postgres_table WHERE postgres_table.key = 10;
|
|
DEBUG: Wrapping relation "postgres_table" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.postgres_table WHERE (key OPERATOR(pg_catalog.=) 10)
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: UPDATE local_table_join.reference_table SET key = 1 FROM (SELECT postgres_table_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) postgres_table_1) postgres_table WHERE (postgres_table.key OPERATOR(pg_catalog.=) 10)
|
|
ERROR: relation postgres_table is not distributed
|
|
UPDATE reference_table SET key = 1 FROM (SELECT * FROM postgres_table) l WHERE l.key = 10;
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key, value, value_2 FROM local_table_join.postgres_table
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: UPDATE local_table_join.reference_table SET key = 1 FROM (SELECT intermediate_result.key, intermediate_result.value, intermediate_result.value_2 FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer, value text, value_2 jsonb)) l WHERE (l.key OPERATOR(pg_catalog.=) 10)
|
|
SELECT count(*) FROM postgres_table JOIN distributed_table USING(key) WHERE FALSE;
|
|
DEBUG: Wrapping relation "distributed_table" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.distributed_table WHERE false
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM (local_table_join.postgres_table JOIN (SELECT distributed_table_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) distributed_table_1) distributed_table USING (key)) WHERE false
|
|
count
|
|
---------------------------------------------------------------------
|
|
0
|
|
(1 row)
|
|
|
|
SELECT count(*) FROM (SELECT * FROM distributed_table JOIN postgres_table USING(key) WHERE false) foo JOIN local_partitioned_table USING(key);
|
|
DEBUG: Wrapping relation "distributed_table" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.distributed_table WHERE false
|
|
DEBUG: generating subplan XXX_2 for subquery SELECT distributed_table.key, distributed_table.value, distributed_table.value_2, postgres_table.value, postgres_table.value_2 FROM ((SELECT distributed_table_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) distributed_table_1) distributed_table JOIN local_table_join.postgres_table USING (key)) WHERE false
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM ((SELECT intermediate_result.key, intermediate_result.value, intermediate_result.value_2, intermediate_result.value_1 AS value, intermediate_result.value_2_1 AS value_2 FROM read_intermediate_result('XXX_2'::text, 'binary'::citus_copy_format) intermediate_result(key integer, value text, value_2 jsonb, value_1 text, value_2_1 jsonb)) foo(key, value, value_2, value_1, value_2_1) JOIN local_table_join.local_partitioned_table USING (key))
|
|
count
|
|
---------------------------------------------------------------------
|
|
0
|
|
(1 row)
|
|
|
|
WITH dist_cte AS (SELECT * FROM distributed_table_pkey WHERE key = 5)
|
|
SELECT COUNT(*) FROM dist_cte JOIN postgres_table USING(key) WHERE dist_cte.key = 5;
|
|
DEBUG: CTE dist_cte is going to be inlined via distributed planning
|
|
DEBUG: Wrapping relation "postgres_table" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.postgres_table WHERE (key OPERATOR(pg_catalog.=) 5)
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM ((SELECT distributed_table_pkey.key, distributed_table_pkey.value, distributed_table_pkey.value_2 FROM local_table_join.distributed_table_pkey WHERE (distributed_table_pkey.key OPERATOR(pg_catalog.=) 5)) dist_cte JOIN (SELECT postgres_table_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) postgres_table_1) postgres_table USING (key)) WHERE (dist_cte.key OPERATOR(pg_catalog.=) 5)
|
|
count
|
|
---------------------------------------------------------------------
|
|
1
|
|
(1 row)
|
|
|
|
SELECT COUNT(*) FROM postgres_table JOIN distributed_table_pkey USING(key)
|
|
WHERE (distributed_table_pkey.key IN (SELECT COUNT(*) AS count FROM postgres_table JOIN distributed_table USING(key)) );
|
|
DEBUG: Wrapping relation "postgres_table" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.postgres_table WHERE true
|
|
DEBUG: generating subplan XXX_2 for subquery SELECT count(*) AS count FROM ((SELECT postgres_table_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) postgres_table_1) postgres_table JOIN local_table_join.distributed_table USING (key))
|
|
DEBUG: Wrapping relation "postgres_table" to a subquery
|
|
DEBUG: generating subplan XXX_3 for subquery SELECT key FROM local_table_join.postgres_table WHERE true
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM ((SELECT postgres_table_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_3'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) postgres_table_1) postgres_table JOIN local_table_join.distributed_table_pkey USING (key)) WHERE (distributed_table_pkey.key OPERATOR(pg_catalog.=) ANY (SELECT intermediate_result.count FROM read_intermediate_result('XXX_2'::text, 'binary'::citus_copy_format) intermediate_result(count bigint)))
|
|
count
|
|
---------------------------------------------------------------------
|
|
1
|
|
(1 row)
|
|
|
|
-- PREPARED statements
|
|
PREPARE local_dist_table_join_select(int) AS SELECT COUNT(*) FROM distributed_table_pkey JOIN postgres_table USING(key) WHERE distributed_table_pkey.key = $1;
|
|
EXECUTE local_dist_table_join_select(10);
|
|
DEBUG: Wrapping relation "distributed_table_pkey" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.distributed_table_pkey WHERE (key OPERATOR(pg_catalog.=) 10)
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM ((SELECT distributed_table_pkey_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) distributed_table_pkey_1) distributed_table_pkey JOIN local_table_join.postgres_table USING (key)) WHERE (distributed_table_pkey.key OPERATOR(pg_catalog.=) 10)
|
|
count
|
|
---------------------------------------------------------------------
|
|
1
|
|
(1 row)
|
|
|
|
EXECUTE local_dist_table_join_select(10);
|
|
DEBUG: Wrapping relation "distributed_table_pkey" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.distributed_table_pkey WHERE (key OPERATOR(pg_catalog.=) 10)
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM ((SELECT distributed_table_pkey_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) distributed_table_pkey_1) distributed_table_pkey JOIN local_table_join.postgres_table USING (key)) WHERE (distributed_table_pkey.key OPERATOR(pg_catalog.=) 10)
|
|
count
|
|
---------------------------------------------------------------------
|
|
1
|
|
(1 row)
|
|
|
|
EXECUTE local_dist_table_join_select(10);
|
|
DEBUG: Wrapping relation "distributed_table_pkey" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.distributed_table_pkey WHERE (key OPERATOR(pg_catalog.=) 10)
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM ((SELECT distributed_table_pkey_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) distributed_table_pkey_1) distributed_table_pkey JOIN local_table_join.postgres_table USING (key)) WHERE (distributed_table_pkey.key OPERATOR(pg_catalog.=) 10)
|
|
count
|
|
---------------------------------------------------------------------
|
|
1
|
|
(1 row)
|
|
|
|
EXECUTE local_dist_table_join_select(10);
|
|
DEBUG: Wrapping relation "distributed_table_pkey" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.distributed_table_pkey WHERE (key OPERATOR(pg_catalog.=) 10)
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM ((SELECT distributed_table_pkey_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) distributed_table_pkey_1) distributed_table_pkey JOIN local_table_join.postgres_table USING (key)) WHERE (distributed_table_pkey.key OPERATOR(pg_catalog.=) 10)
|
|
count
|
|
---------------------------------------------------------------------
|
|
1
|
|
(1 row)
|
|
|
|
EXECUTE local_dist_table_join_select(10);
|
|
DEBUG: Wrapping relation "distributed_table_pkey" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.distributed_table_pkey WHERE (key OPERATOR(pg_catalog.=) 10)
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM ((SELECT distributed_table_pkey_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) distributed_table_pkey_1) distributed_table_pkey JOIN local_table_join.postgres_table USING (key)) WHERE (distributed_table_pkey.key OPERATOR(pg_catalog.=) 10)
|
|
count
|
|
---------------------------------------------------------------------
|
|
1
|
|
(1 row)
|
|
|
|
EXECUTE local_dist_table_join_select(10);
|
|
DEBUG: Wrapping relation "distributed_table_pkey" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.distributed_table_pkey WHERE (key OPERATOR(pg_catalog.=) 10)
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM ((SELECT distributed_table_pkey_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) distributed_table_pkey_1) distributed_table_pkey JOIN local_table_join.postgres_table USING (key)) WHERE (distributed_table_pkey.key OPERATOR(pg_catalog.=) 10)
|
|
count
|
|
---------------------------------------------------------------------
|
|
1
|
|
(1 row)
|
|
|
|
PREPARE local_dist_table_join_update(int) AS UPDATE postgres_table SET key = 5 FROM distributed_table_pkey WHERE distributed_table_pkey.key = $1;
|
|
EXECUTE local_dist_table_join_update(20);
|
|
DEBUG: Wrapping relation "distributed_table_pkey" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.distributed_table_pkey WHERE (key OPERATOR(pg_catalog.=) 20)
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: UPDATE local_table_join.postgres_table SET key = 5 FROM (SELECT distributed_table_pkey_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) distributed_table_pkey_1) distributed_table_pkey WHERE (distributed_table_pkey.key OPERATOR(pg_catalog.=) 20)
|
|
EXECUTE local_dist_table_join_update(20);
|
|
DEBUG: Wrapping relation "distributed_table_pkey" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.distributed_table_pkey WHERE (key OPERATOR(pg_catalog.=) 20)
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: UPDATE local_table_join.postgres_table SET key = 5 FROM (SELECT distributed_table_pkey_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) distributed_table_pkey_1) distributed_table_pkey WHERE (distributed_table_pkey.key OPERATOR(pg_catalog.=) 20)
|
|
EXECUTE local_dist_table_join_update(20);
|
|
DEBUG: Wrapping relation "distributed_table_pkey" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.distributed_table_pkey WHERE (key OPERATOR(pg_catalog.=) 20)
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: UPDATE local_table_join.postgres_table SET key = 5 FROM (SELECT distributed_table_pkey_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) distributed_table_pkey_1) distributed_table_pkey WHERE (distributed_table_pkey.key OPERATOR(pg_catalog.=) 20)
|
|
EXECUTE local_dist_table_join_update(20);
|
|
DEBUG: Wrapping relation "distributed_table_pkey" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.distributed_table_pkey WHERE (key OPERATOR(pg_catalog.=) 20)
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: UPDATE local_table_join.postgres_table SET key = 5 FROM (SELECT distributed_table_pkey_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) distributed_table_pkey_1) distributed_table_pkey WHERE (distributed_table_pkey.key OPERATOR(pg_catalog.=) 20)
|
|
EXECUTE local_dist_table_join_update(20);
|
|
DEBUG: Wrapping relation "distributed_table_pkey" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.distributed_table_pkey WHERE (key OPERATOR(pg_catalog.=) 20)
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: UPDATE local_table_join.postgres_table SET key = 5 FROM (SELECT distributed_table_pkey_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) distributed_table_pkey_1) distributed_table_pkey WHERE (distributed_table_pkey.key OPERATOR(pg_catalog.=) 20)
|
|
EXECUTE local_dist_table_join_update(20);
|
|
DEBUG: Wrapping relation "distributed_table_pkey" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.distributed_table_pkey WHERE (key OPERATOR(pg_catalog.=) 20)
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: UPDATE local_table_join.postgres_table SET key = 5 FROM (SELECT distributed_table_pkey_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) distributed_table_pkey_1) distributed_table_pkey WHERE (distributed_table_pkey.key OPERATOR(pg_catalog.=) 20)
|
|
PREPARE local_dist_table_join_subquery(int) AS SELECT COUNT(*) FROM postgres_table JOIN (SELECT * FROM distributed_table_pkey JOIN local_partitioned_table USING(key) WHERE distributed_table_pkey.key = $1) foo USING(key);
|
|
EXECUTE local_dist_table_join_subquery(5);
|
|
DEBUG: Wrapping relation "distributed_table_pkey" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.distributed_table_pkey WHERE (key OPERATOR(pg_catalog.=) 5)
|
|
DEBUG: generating subplan XXX_2 for subquery SELECT distributed_table_pkey.key, distributed_table_pkey.value, distributed_table_pkey.value_2, local_partitioned_table.value FROM ((SELECT distributed_table_pkey_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) distributed_table_pkey_1) distributed_table_pkey JOIN local_table_join.local_partitioned_table USING (key)) WHERE (distributed_table_pkey.key OPERATOR(pg_catalog.=) 5)
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM (local_table_join.postgres_table JOIN (SELECT intermediate_result.key, intermediate_result.value, intermediate_result.value_2, intermediate_result.value_1 AS value FROM read_intermediate_result('XXX_2'::text, 'binary'::citus_copy_format) intermediate_result(key integer, value text, value_2 jsonb, value_1 text)) foo(key, value, value_2, value_1) USING (key))
|
|
count
|
|
---------------------------------------------------------------------
|
|
100
|
|
(1 row)
|
|
|
|
EXECUTE local_dist_table_join_subquery(5);
|
|
DEBUG: Wrapping relation "distributed_table_pkey" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.distributed_table_pkey WHERE (key OPERATOR(pg_catalog.=) 5)
|
|
DEBUG: generating subplan XXX_2 for subquery SELECT distributed_table_pkey.key, distributed_table_pkey.value, distributed_table_pkey.value_2, local_partitioned_table.value FROM ((SELECT distributed_table_pkey_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) distributed_table_pkey_1) distributed_table_pkey JOIN local_table_join.local_partitioned_table USING (key)) WHERE (distributed_table_pkey.key OPERATOR(pg_catalog.=) 5)
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM (local_table_join.postgres_table JOIN (SELECT intermediate_result.key, intermediate_result.value, intermediate_result.value_2, intermediate_result.value_1 AS value FROM read_intermediate_result('XXX_2'::text, 'binary'::citus_copy_format) intermediate_result(key integer, value text, value_2 jsonb, value_1 text)) foo(key, value, value_2, value_1) USING (key))
|
|
count
|
|
---------------------------------------------------------------------
|
|
100
|
|
(1 row)
|
|
|
|
EXECUTE local_dist_table_join_subquery(5);
|
|
DEBUG: Wrapping relation "distributed_table_pkey" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.distributed_table_pkey WHERE (key OPERATOR(pg_catalog.=) 5)
|
|
DEBUG: generating subplan XXX_2 for subquery SELECT distributed_table_pkey.key, distributed_table_pkey.value, distributed_table_pkey.value_2, local_partitioned_table.value FROM ((SELECT distributed_table_pkey_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) distributed_table_pkey_1) distributed_table_pkey JOIN local_table_join.local_partitioned_table USING (key)) WHERE (distributed_table_pkey.key OPERATOR(pg_catalog.=) 5)
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM (local_table_join.postgres_table JOIN (SELECT intermediate_result.key, intermediate_result.value, intermediate_result.value_2, intermediate_result.value_1 AS value FROM read_intermediate_result('XXX_2'::text, 'binary'::citus_copy_format) intermediate_result(key integer, value text, value_2 jsonb, value_1 text)) foo(key, value, value_2, value_1) USING (key))
|
|
count
|
|
---------------------------------------------------------------------
|
|
100
|
|
(1 row)
|
|
|
|
EXECUTE local_dist_table_join_subquery(5);
|
|
DEBUG: Wrapping relation "distributed_table_pkey" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.distributed_table_pkey WHERE (key OPERATOR(pg_catalog.=) 5)
|
|
DEBUG: generating subplan XXX_2 for subquery SELECT distributed_table_pkey.key, distributed_table_pkey.value, distributed_table_pkey.value_2, local_partitioned_table.value FROM ((SELECT distributed_table_pkey_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) distributed_table_pkey_1) distributed_table_pkey JOIN local_table_join.local_partitioned_table USING (key)) WHERE (distributed_table_pkey.key OPERATOR(pg_catalog.=) 5)
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM (local_table_join.postgres_table JOIN (SELECT intermediate_result.key, intermediate_result.value, intermediate_result.value_2, intermediate_result.value_1 AS value FROM read_intermediate_result('XXX_2'::text, 'binary'::citus_copy_format) intermediate_result(key integer, value text, value_2 jsonb, value_1 text)) foo(key, value, value_2, value_1) USING (key))
|
|
count
|
|
---------------------------------------------------------------------
|
|
100
|
|
(1 row)
|
|
|
|
EXECUTE local_dist_table_join_subquery(5);
|
|
DEBUG: Wrapping relation "distributed_table_pkey" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.distributed_table_pkey WHERE (key OPERATOR(pg_catalog.=) 5)
|
|
DEBUG: generating subplan XXX_2 for subquery SELECT distributed_table_pkey.key, distributed_table_pkey.value, distributed_table_pkey.value_2, local_partitioned_table.value FROM ((SELECT distributed_table_pkey_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) distributed_table_pkey_1) distributed_table_pkey JOIN local_table_join.local_partitioned_table USING (key)) WHERE (distributed_table_pkey.key OPERATOR(pg_catalog.=) 5)
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM (local_table_join.postgres_table JOIN (SELECT intermediate_result.key, intermediate_result.value, intermediate_result.value_2, intermediate_result.value_1 AS value FROM read_intermediate_result('XXX_2'::text, 'binary'::citus_copy_format) intermediate_result(key integer, value text, value_2 jsonb, value_1 text)) foo(key, value, value_2, value_1) USING (key))
|
|
count
|
|
---------------------------------------------------------------------
|
|
100
|
|
(1 row)
|
|
|
|
EXECUTE local_dist_table_join_subquery(5);
|
|
DEBUG: Wrapping relation "distributed_table_pkey" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.distributed_table_pkey WHERE (key OPERATOR(pg_catalog.=) 5)
|
|
DEBUG: generating subplan XXX_2 for subquery SELECT distributed_table_pkey.key, distributed_table_pkey.value, distributed_table_pkey.value_2, local_partitioned_table.value FROM ((SELECT distributed_table_pkey_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) distributed_table_pkey_1) distributed_table_pkey JOIN local_table_join.local_partitioned_table USING (key)) WHERE (distributed_table_pkey.key OPERATOR(pg_catalog.=) 5)
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM (local_table_join.postgres_table JOIN (SELECT intermediate_result.key, intermediate_result.value, intermediate_result.value_2, intermediate_result.value_1 AS value FROM read_intermediate_result('XXX_2'::text, 'binary'::citus_copy_format) intermediate_result(key integer, value text, value_2 jsonb, value_1 text)) foo(key, value, value_2, value_1) USING (key))
|
|
count
|
|
---------------------------------------------------------------------
|
|
100
|
|
(1 row)
|
|
|
|
PREPARE local_dist_table_join_filters(int) AS SELECT COUNT(*) FROM local_partitioned_table JOIN distributed_table_composite USING(key)
|
|
WHERE(
|
|
distributed_table_composite.key = $1 OR
|
|
distributed_table_composite.key = 20 OR
|
|
(distributed_table_composite.key = 10 AND distributed_table_composite.key > 0) OR
|
|
distributed_table_composite.value = 'text'
|
|
);
|
|
EXECUTE local_dist_table_join_filters(20);
|
|
DEBUG: Wrapping relation "distributed_table_composite" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key, value FROM local_table_join.distributed_table_composite WHERE ((key OPERATOR(pg_catalog.=) 20) OR (key OPERATOR(pg_catalog.=) 20) OR ((key OPERATOR(pg_catalog.=) 10) AND (key OPERATOR(pg_catalog.>) 0)) OR (value OPERATOR(pg_catalog.=) 'text'::text))
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM (local_table_join.local_partitioned_table JOIN (SELECT distributed_table_composite_1.key, distributed_table_composite_1.value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key, intermediate_result.value FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer, value text)) distributed_table_composite_1) distributed_table_composite USING (key)) WHERE ((distributed_table_composite.key OPERATOR(pg_catalog.=) 20) OR (distributed_table_composite.key OPERATOR(pg_catalog.=) 20) OR ((distributed_table_composite.key OPERATOR(pg_catalog.=) 10) AND (distributed_table_composite.key OPERATOR(pg_catalog.>) 0)) OR (distributed_table_composite.value OPERATOR(pg_catalog.=) 'text'::text))
|
|
count
|
|
---------------------------------------------------------------------
|
|
2
|
|
(1 row)
|
|
|
|
EXECUTE local_dist_table_join_filters(20);
|
|
DEBUG: Wrapping relation "distributed_table_composite" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key, value FROM local_table_join.distributed_table_composite WHERE ((key OPERATOR(pg_catalog.=) 20) OR (key OPERATOR(pg_catalog.=) 20) OR ((key OPERATOR(pg_catalog.=) 10) AND (key OPERATOR(pg_catalog.>) 0)) OR (value OPERATOR(pg_catalog.=) 'text'::text))
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM (local_table_join.local_partitioned_table JOIN (SELECT distributed_table_composite_1.key, distributed_table_composite_1.value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key, intermediate_result.value FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer, value text)) distributed_table_composite_1) distributed_table_composite USING (key)) WHERE ((distributed_table_composite.key OPERATOR(pg_catalog.=) 20) OR (distributed_table_composite.key OPERATOR(pg_catalog.=) 20) OR ((distributed_table_composite.key OPERATOR(pg_catalog.=) 10) AND (distributed_table_composite.key OPERATOR(pg_catalog.>) 0)) OR (distributed_table_composite.value OPERATOR(pg_catalog.=) 'text'::text))
|
|
count
|
|
---------------------------------------------------------------------
|
|
2
|
|
(1 row)
|
|
|
|
EXECUTE local_dist_table_join_filters(20);
|
|
DEBUG: Wrapping relation "distributed_table_composite" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key, value FROM local_table_join.distributed_table_composite WHERE ((key OPERATOR(pg_catalog.=) 20) OR (key OPERATOR(pg_catalog.=) 20) OR ((key OPERATOR(pg_catalog.=) 10) AND (key OPERATOR(pg_catalog.>) 0)) OR (value OPERATOR(pg_catalog.=) 'text'::text))
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM (local_table_join.local_partitioned_table JOIN (SELECT distributed_table_composite_1.key, distributed_table_composite_1.value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key, intermediate_result.value FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer, value text)) distributed_table_composite_1) distributed_table_composite USING (key)) WHERE ((distributed_table_composite.key OPERATOR(pg_catalog.=) 20) OR (distributed_table_composite.key OPERATOR(pg_catalog.=) 20) OR ((distributed_table_composite.key OPERATOR(pg_catalog.=) 10) AND (distributed_table_composite.key OPERATOR(pg_catalog.>) 0)) OR (distributed_table_composite.value OPERATOR(pg_catalog.=) 'text'::text))
|
|
count
|
|
---------------------------------------------------------------------
|
|
2
|
|
(1 row)
|
|
|
|
EXECUTE local_dist_table_join_filters(20);
|
|
DEBUG: Wrapping relation "distributed_table_composite" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key, value FROM local_table_join.distributed_table_composite WHERE ((key OPERATOR(pg_catalog.=) 20) OR (key OPERATOR(pg_catalog.=) 20) OR ((key OPERATOR(pg_catalog.=) 10) AND (key OPERATOR(pg_catalog.>) 0)) OR (value OPERATOR(pg_catalog.=) 'text'::text))
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM (local_table_join.local_partitioned_table JOIN (SELECT distributed_table_composite_1.key, distributed_table_composite_1.value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key, intermediate_result.value FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer, value text)) distributed_table_composite_1) distributed_table_composite USING (key)) WHERE ((distributed_table_composite.key OPERATOR(pg_catalog.=) 20) OR (distributed_table_composite.key OPERATOR(pg_catalog.=) 20) OR ((distributed_table_composite.key OPERATOR(pg_catalog.=) 10) AND (distributed_table_composite.key OPERATOR(pg_catalog.>) 0)) OR (distributed_table_composite.value OPERATOR(pg_catalog.=) 'text'::text))
|
|
count
|
|
---------------------------------------------------------------------
|
|
2
|
|
(1 row)
|
|
|
|
EXECUTE local_dist_table_join_filters(20);
|
|
DEBUG: Wrapping relation "distributed_table_composite" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key, value FROM local_table_join.distributed_table_composite WHERE ((key OPERATOR(pg_catalog.=) 20) OR (key OPERATOR(pg_catalog.=) 20) OR ((key OPERATOR(pg_catalog.=) 10) AND (key OPERATOR(pg_catalog.>) 0)) OR (value OPERATOR(pg_catalog.=) 'text'::text))
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM (local_table_join.local_partitioned_table JOIN (SELECT distributed_table_composite_1.key, distributed_table_composite_1.value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key, intermediate_result.value FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer, value text)) distributed_table_composite_1) distributed_table_composite USING (key)) WHERE ((distributed_table_composite.key OPERATOR(pg_catalog.=) 20) OR (distributed_table_composite.key OPERATOR(pg_catalog.=) 20) OR ((distributed_table_composite.key OPERATOR(pg_catalog.=) 10) AND (distributed_table_composite.key OPERATOR(pg_catalog.>) 0)) OR (distributed_table_composite.value OPERATOR(pg_catalog.=) 'text'::text))
|
|
count
|
|
---------------------------------------------------------------------
|
|
2
|
|
(1 row)
|
|
|
|
EXECUTE local_dist_table_join_filters(20);
|
|
DEBUG: Wrapping relation "distributed_table_composite" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key, value FROM local_table_join.distributed_table_composite WHERE ((key OPERATOR(pg_catalog.=) 20) OR (key OPERATOR(pg_catalog.=) 20) OR ((key OPERATOR(pg_catalog.=) 10) AND (key OPERATOR(pg_catalog.>) 0)) OR (value OPERATOR(pg_catalog.=) 'text'::text))
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM (local_table_join.local_partitioned_table JOIN (SELECT distributed_table_composite_1.key, distributed_table_composite_1.value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key, intermediate_result.value FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer, value text)) distributed_table_composite_1) distributed_table_composite USING (key)) WHERE ((distributed_table_composite.key OPERATOR(pg_catalog.=) 20) OR (distributed_table_composite.key OPERATOR(pg_catalog.=) 20) OR ((distributed_table_composite.key OPERATOR(pg_catalog.=) 10) AND (distributed_table_composite.key OPERATOR(pg_catalog.>) 0)) OR (distributed_table_composite.value OPERATOR(pg_catalog.=) 'text'::text))
|
|
count
|
|
---------------------------------------------------------------------
|
|
2
|
|
(1 row)
|
|
|
|
CREATE TABLE local (key1 int, key2 int, key3 int);
|
|
INSERT INTO local VALUES (1,2,3);
|
|
ALTER TABLE local DROP column key2;
|
|
-- make sure dropped columns work
|
|
SELECT COUNT(*) FROM local JOIN distributed_table ON(key1 = key);
|
|
DEBUG: Wrapping relation "local" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key1 FROM local_table_join.local WHERE true
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM ((SELECT local_1.key1, NULL::integer AS "dummy-2", NULL::integer AS key3 FROM (SELECT intermediate_result.key1 FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key1 integer)) local_1) local JOIN local_table_join.distributed_table ON ((local.key1 OPERATOR(pg_catalog.=) distributed_table.key)))
|
|
count
|
|
---------------------------------------------------------------------
|
|
1
|
|
(1 row)
|
|
|
|
SELECT * FROM local JOIN distributed_table ON(key1 = key) ORDER BY 1 LIMIT 1;
|
|
DEBUG: Wrapping relation "local" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key1, key3 FROM local_table_join.local WHERE true
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT local.key1, local.key3, distributed_table.key, distributed_table.value, distributed_table.value_2 FROM ((SELECT local_1.key1, NULL::integer AS "dummy-2", local_1.key3 FROM (SELECT intermediate_result.key1, intermediate_result.key3 FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key1 integer, key3 integer)) local_1) local JOIN local_table_join.distributed_table ON ((local.key1 OPERATOR(pg_catalog.=) distributed_table.key))) ORDER BY local.key1 LIMIT 1
|
|
DEBUG: push down of limit count: 1
|
|
key1 | key3 | key | value | value_2
|
|
---------------------------------------------------------------------
|
|
1 | 3 | 1 | 1 |
|
|
(1 row)
|
|
|
|
SELECT * FROM (SELECT local.key1, local.key3 FROM local JOIN distributed_table
|
|
ON(local.key1 = distributed_table.key) GROUP BY local.key1, local.key3) a ORDER BY 1,2;
|
|
DEBUG: Wrapping relation "local" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key1, key3 FROM local_table_join.local WHERE true
|
|
DEBUG: generating subplan XXX_2 for subquery SELECT local.key1, local.key3 FROM ((SELECT local_1.key1, NULL::integer AS "dummy-2", local_1.key3 FROM (SELECT intermediate_result.key1, intermediate_result.key3 FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key1 integer, key3 integer)) local_1) local JOIN local_table_join.distributed_table ON ((local.key1 OPERATOR(pg_catalog.=) distributed_table.key))) GROUP BY local.key1, local.key3
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT key1, key3 FROM (SELECT intermediate_result.key1, intermediate_result.key3 FROM read_intermediate_result('XXX_2'::text, 'binary'::citus_copy_format) intermediate_result(key1 integer, key3 integer)) a ORDER BY key1, key3
|
|
key1 | key3
|
|
---------------------------------------------------------------------
|
|
1 | 3
|
|
(1 row)
|
|
|
|
SELECT * FROM (SELECT local.key3 FROM local JOIN distributed_table
|
|
ON(local.key1 = distributed_table.key) GROUP BY local.key3) a ORDER BY 1;
|
|
DEBUG: Wrapping relation "local" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key1, key3 FROM local_table_join.local WHERE true
|
|
DEBUG: generating subplan XXX_2 for subquery SELECT local.key3 FROM ((SELECT local_1.key1, NULL::integer AS "dummy-2", local_1.key3 FROM (SELECT intermediate_result.key1, intermediate_result.key3 FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key1 integer, key3 integer)) local_1) local JOIN local_table_join.distributed_table ON ((local.key1 OPERATOR(pg_catalog.=) distributed_table.key))) GROUP BY local.key3
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT key3 FROM (SELECT intermediate_result.key3 FROM read_intermediate_result('XXX_2'::text, 'binary'::citus_copy_format) intermediate_result(key3 integer)) a ORDER BY key3
|
|
key3
|
|
---------------------------------------------------------------------
|
|
3
|
|
(1 row)
|
|
|
|
SELECT a.key3 FROM (SELECT local.key3 FROM local JOIN distributed_table
|
|
ON(local.key1 = distributed_table.key) GROUP BY local.key3) a ORDER BY 1;
|
|
DEBUG: Wrapping relation "local" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key1, key3 FROM local_table_join.local WHERE true
|
|
DEBUG: generating subplan XXX_2 for subquery SELECT local.key3 FROM ((SELECT local_1.key1, NULL::integer AS "dummy-2", local_1.key3 FROM (SELECT intermediate_result.key1, intermediate_result.key3 FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key1 integer, key3 integer)) local_1) local JOIN local_table_join.distributed_table ON ((local.key1 OPERATOR(pg_catalog.=) distributed_table.key))) GROUP BY local.key3
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT key3 FROM (SELECT intermediate_result.key3 FROM read_intermediate_result('XXX_2'::text, 'binary'::citus_copy_format) intermediate_result(key3 integer)) a ORDER BY key3
|
|
key3
|
|
---------------------------------------------------------------------
|
|
3
|
|
(1 row)
|
|
|
|
-- drop all the remaining columns
|
|
ALTER TABLE local DROP column key3;
|
|
ALTER TABLE local DROP column key1;
|
|
SELECT COUNT(*) FROM distributed_table JOIN local ON distributed_table.value = 'text';
|
|
DEBUG: Wrapping relation "local" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT NULL::integer AS "dummy-1" FROM local_table_join.local WHERE true
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM (local_table_join.distributed_table JOIN (SELECT NULL::integer AS "dummy-1", NULL::integer AS "dummy-2", NULL::integer AS "dummy-3" FROM (SELECT intermediate_result."dummy-1" FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result("dummy-1" integer)) local_1) local ON ((distributed_table.value OPERATOR(pg_catalog.=) 'text'::text)))
|
|
count
|
|
---------------------------------------------------------------------
|
|
0
|
|
(1 row)
|
|
|
|
--Issue 4678
|
|
create table custom_pg_type(typdefault text);
|
|
insert into custom_pg_type VALUES ('b');
|
|
create table tbl (a int);
|
|
insert into tbl VALUES (1);
|
|
-- check result with local tables
|
|
select typdefault from (
|
|
select typdefault from (
|
|
select typdefault from
|
|
custom_pg_type,
|
|
lateral (
|
|
select a from tbl
|
|
where typdefault > 'a'
|
|
limit 1) as subq_0
|
|
where (
|
|
select true from pg_catalog.pg_am limit 1
|
|
)
|
|
) as subq_1
|
|
) as subq_2;
|
|
typdefault
|
|
---------------------------------------------------------------------
|
|
b
|
|
(1 row)
|
|
|
|
select create_distributed_table('tbl', 'a');
|
|
NOTICE: Copying data from local table...
|
|
DEBUG: Copied 1 rows
|
|
NOTICE: copying the data has completed
|
|
DETAIL: The local data in the table is no longer visible, but is still on disk.
|
|
HINT: To remove the local data, run: SELECT truncate_local_data_after_distributing_table($$local_table_join.tbl$$)
|
|
create_distributed_table
|
|
---------------------------------------------------------------------
|
|
|
|
(1 row)
|
|
|
|
-- subplans work but we might skip the restrictions in them
|
|
select typdefault from (
|
|
select typdefault from (
|
|
select typdefault from
|
|
custom_pg_type,
|
|
lateral (
|
|
select a from tbl
|
|
where typdefault > 'a'
|
|
limit 1) as subq_0
|
|
where (
|
|
select true from pg_catalog.pg_am limit 1
|
|
)
|
|
) as subq_1
|
|
) as subq_2;
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT true AS bool FROM pg_am LIMIT 1
|
|
DEBUG: Wrapping relation "custom_pg_type" to a subquery
|
|
DEBUG: generating subplan XXX_2 for subquery SELECT typdefault FROM local_table_join.custom_pg_type WHERE true
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT typdefault FROM (SELECT subq_1.typdefault FROM (SELECT custom_pg_type.typdefault FROM (SELECT custom_pg_type_1.typdefault FROM (SELECT intermediate_result.typdefault FROM read_intermediate_result('XXX_2'::text, 'binary'::citus_copy_format) intermediate_result(typdefault text)) custom_pg_type_1) custom_pg_type, LATERAL (SELECT tbl.a FROM local_table_join.tbl WHERE (custom_pg_type.typdefault OPERATOR(pg_catalog.>) 'a'::text) LIMIT 1) subq_0 WHERE (SELECT intermediate_result.bool FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(bool boolean))) subq_1) subq_2
|
|
typdefault
|
|
---------------------------------------------------------------------
|
|
b
|
|
(1 row)
|
|
|
|
-- Not supported because of 4470
|
|
select typdefault from (
|
|
select typdefault from (
|
|
select typdefault from
|
|
custom_pg_type,
|
|
lateral (
|
|
select a from tbl
|
|
where typdefault > 'a'
|
|
limit 1) as subq_0
|
|
where (
|
|
select true from pg_catalog.pg_am
|
|
where typdefault = 'a' LIMIT 1
|
|
)
|
|
) as subq_1
|
|
) as subq_2;
|
|
DEBUG: Wrapping relation "custom_pg_type" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT typdefault FROM local_table_join.custom_pg_type WHERE true
|
|
ERROR: direct joins between distributed and local tables are not supported
|
|
HINT: Use CTE's or subqueries to select from local tables and use them in joins
|
|
-- correlated sublinks are not yet supported because of #4470, unless we convert not-correlated table
|
|
SELECT COUNT(*) FROM distributed_table d1 JOIN postgres_table using(key)
|
|
WHERE d1.key IN (SELECT key FROM distributed_table WHERE d1.key = key and key = 5);
|
|
DEBUG: Wrapping relation "postgres_table" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.postgres_table WHERE true
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM (local_table_join.distributed_table d1 JOIN (SELECT postgres_table_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) postgres_table_1) postgres_table USING (key)) WHERE (d1.key OPERATOR(pg_catalog.=) ANY (SELECT distributed_table.key FROM local_table_join.distributed_table WHERE ((d1.key OPERATOR(pg_catalog.=) distributed_table.key) AND (distributed_table.key OPERATOR(pg_catalog.=) 5))))
|
|
count
|
|
---------------------------------------------------------------------
|
|
100
|
|
(1 row)
|
|
|
|
set citus.local_table_join_policy to 'prefer-distributed';
|
|
SELECT COUNT(*) FROM distributed_table d1 JOIN postgres_table using(key)
|
|
WHERE d1.key IN (SELECT key FROM distributed_table WHERE d1.key = key and key = 5);
|
|
DEBUG: Wrapping relation "distributed_table" "d1" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.distributed_table d1 WHERE true
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM ((SELECT d1_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) d1_1) d1 JOIN local_table_join.postgres_table USING (key)) WHERE (d1.key OPERATOR(pg_catalog.=) ANY (SELECT distributed_table.key FROM local_table_join.distributed_table WHERE ((d1.key OPERATOR(pg_catalog.=) distributed_table.key) AND (distributed_table.key OPERATOR(pg_catalog.=) 5))))
|
|
ERROR: direct joins between distributed and local tables are not supported
|
|
HINT: Use CTE's or subqueries to select from local tables and use them in joins
|
|
set citus.local_table_join_policy to 'auto';
|
|
-- Some more subqueries
|
|
SELECT COUNT(*) FROM distributed_table JOIN postgres_table using(key)
|
|
WHERE distributed_table.key IN (SELECT key FROM distributed_table WHERE key = 5);
|
|
DEBUG: Wrapping relation "postgres_table" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.postgres_table WHERE (key OPERATOR(pg_catalog.=) 5)
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM (local_table_join.distributed_table JOIN (SELECT postgres_table_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) postgres_table_1) postgres_table USING (key)) WHERE (distributed_table.key OPERATOR(pg_catalog.=) ANY (SELECT distributed_table_1.key FROM local_table_join.distributed_table distributed_table_1 WHERE (distributed_table_1.key OPERATOR(pg_catalog.=) 5)))
|
|
count
|
|
---------------------------------------------------------------------
|
|
100
|
|
(1 row)
|
|
|
|
SELECT COUNT(*) FROM distributed_table JOIN postgres_table using(key)
|
|
WHERE distributed_table.key IN (SELECT key FROM distributed_table WHERE key = 5) AND distributed_table.key = 5;
|
|
DEBUG: Wrapping relation "postgres_table" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.postgres_table WHERE (key OPERATOR(pg_catalog.=) 5)
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM (local_table_join.distributed_table JOIN (SELECT postgres_table_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) postgres_table_1) postgres_table USING (key)) WHERE ((distributed_table.key OPERATOR(pg_catalog.=) ANY (SELECT distributed_table_1.key FROM local_table_join.distributed_table distributed_table_1 WHERE (distributed_table_1.key OPERATOR(pg_catalog.=) 5))) AND (distributed_table.key OPERATOR(pg_catalog.=) 5))
|
|
count
|
|
---------------------------------------------------------------------
|
|
100
|
|
(1 row)
|
|
|
|
SELECT COUNT(*) FROM distributed_table_pkey JOIN postgres_table using(key)
|
|
WHERE distributed_table_pkey.key IN (SELECT key FROM distributed_table_pkey WHERE key = 5);
|
|
DEBUG: Wrapping relation "distributed_table_pkey" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.distributed_table_pkey WHERE (key OPERATOR(pg_catalog.=) 5)
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM ((SELECT distributed_table_pkey_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) distributed_table_pkey_1) distributed_table_pkey JOIN local_table_join.postgres_table USING (key)) WHERE (distributed_table_pkey.key OPERATOR(pg_catalog.=) ANY (SELECT distributed_table_pkey_1.key FROM local_table_join.distributed_table_pkey distributed_table_pkey_1 WHERE (distributed_table_pkey_1.key OPERATOR(pg_catalog.=) 5)))
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.distributed_table_pkey WHERE (key OPERATOR(pg_catalog.=) 5)
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM ((SELECT distributed_table_pkey_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) distributed_table_pkey_1) distributed_table_pkey JOIN local_table_join.postgres_table USING (key)) WHERE (distributed_table_pkey.key OPERATOR(pg_catalog.=) ANY (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)))
|
|
count
|
|
---------------------------------------------------------------------
|
|
100
|
|
(1 row)
|
|
|
|
SELECT COUNT(*) FROM distributed_table_pkey JOIN postgres_table using(key)
|
|
WHERE distributed_table_pkey.key IN (SELECT key FROM distributed_table_pkey WHERE key = 5) AND distributed_table_pkey.key = 5;
|
|
DEBUG: Wrapping relation "distributed_table_pkey" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.distributed_table_pkey WHERE (key OPERATOR(pg_catalog.=) 5)
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM ((SELECT distributed_table_pkey_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) distributed_table_pkey_1) distributed_table_pkey JOIN local_table_join.postgres_table USING (key)) WHERE ((distributed_table_pkey.key OPERATOR(pg_catalog.=) ANY (SELECT distributed_table_pkey_1.key FROM local_table_join.distributed_table_pkey distributed_table_pkey_1 WHERE (distributed_table_pkey_1.key OPERATOR(pg_catalog.=) 5))) AND (distributed_table_pkey.key OPERATOR(pg_catalog.=) 5))
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT key FROM local_table_join.distributed_table_pkey WHERE (key OPERATOR(pg_catalog.=) 5)
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(*) AS count FROM ((SELECT distributed_table_pkey_1.key, NULL::text AS value, NULL::jsonb AS value_2 FROM (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer)) distributed_table_pkey_1) distributed_table_pkey JOIN local_table_join.postgres_table USING (key)) WHERE ((distributed_table_pkey.key OPERATOR(pg_catalog.=) ANY (SELECT intermediate_result.key FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(key integer))) AND (distributed_table_pkey.key OPERATOR(pg_catalog.=) 5))
|
|
count
|
|
---------------------------------------------------------------------
|
|
100
|
|
(1 row)
|
|
|
|
-- issue 4682
|
|
create table tbl1 (a int, b int, c int, d int);
|
|
INSERT INTO tbl1 SELECT i,i,i,i FROM generate_series(1,10) i;
|
|
create table custom_pg_operator(oprname text);
|
|
INSERT INTO custom_pg_operator values('a');
|
|
-- try with local tables to make sure the results are same when tbl1 is distributed
|
|
select COUNT(*) from
|
|
custom_pg_operator
|
|
inner join tbl1 on (select 1 from custom_pg_type) >= d
|
|
left join pg_dist_rebalance_strategy on 'by_shard_count' = name
|
|
where a + b + c > 0;
|
|
count
|
|
---------------------------------------------------------------------
|
|
1
|
|
(1 row)
|
|
|
|
select create_distributed_table('tbl1', 'a');
|
|
NOTICE: Copying data from local table...
|
|
DEBUG: Copied 10 rows
|
|
NOTICE: copying the data has completed
|
|
DETAIL: The local data in the table is no longer visible, but is still on disk.
|
|
HINT: To remove the local data, run: SELECT truncate_local_data_after_distributing_table($$local_table_join.tbl1$$)
|
|
create_distributed_table
|
|
---------------------------------------------------------------------
|
|
|
|
(1 row)
|
|
|
|
-- there is a different output in pg11 and in this query the debug messages are not
|
|
-- as important as the others so we use notice
|
|
set client_min_messages to NOTICE;
|
|
select COUNT(*) from
|
|
custom_pg_operator
|
|
inner join tbl1 on (select 1 from custom_pg_type) >= d
|
|
left join pg_dist_rebalance_strategy on 'by_shard_count' = name
|
|
where a + b + c > 0;
|
|
count
|
|
---------------------------------------------------------------------
|
|
1
|
|
(1 row)
|
|
|
|
--issue 4706
|
|
CREATE TABLE table1(a int);
|
|
CREATE TABLE table2(a int);
|
|
INSERT INTO table1 VALUES (1);
|
|
INSERT INTO table2 VALUES (1);
|
|
-- make sure all the followings give the same result as postgres tables.
|
|
SELECT 1 AS res FROM table2 RIGHT JOIN (SELECT 1 FROM table1, table2) AS sub1 ON false;
|
|
res
|
|
---------------------------------------------------------------------
|
|
1
|
|
(1 row)
|
|
|
|
SET client_min_messages to DEBUG1;
|
|
BEGIN;
|
|
SELECT create_distributed_table('table1', 'a');
|
|
NOTICE: Copying data from local table...
|
|
DEBUG: Copied 1 rows
|
|
NOTICE: copying the data has completed
|
|
DETAIL: The local data in the table is no longer visible, but is still on disk.
|
|
HINT: To remove the local data, run: SELECT truncate_local_data_after_distributing_table($$local_table_join.table1$$)
|
|
create_distributed_table
|
|
---------------------------------------------------------------------
|
|
|
|
(1 row)
|
|
|
|
SELECT 1 AS res FROM table2 RIGHT JOIN (SELECT 1 FROM table1, table2) AS sub1 ON false;
|
|
DEBUG: Wrapping relation "table2" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT NULL::integer AS "dummy-1" FROM local_table_join.table2 WHERE true
|
|
DEBUG: Wrapping relation "table2" to a subquery
|
|
DEBUG: generating subplan XXX_2 for subquery SELECT NULL::integer AS "dummy-1" FROM local_table_join.table2 WHERE true
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT 1 AS res FROM ((SELECT NULL::integer AS a FROM (SELECT intermediate_result."dummy-1" FROM read_intermediate_result('XXX_2'::text, 'binary'::citus_copy_format) intermediate_result("dummy-1" integer)) table2_1) table2 RIGHT JOIN (SELECT 1 FROM local_table_join.table1, (SELECT NULL::integer AS a FROM (SELECT intermediate_result."dummy-1" FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result("dummy-1" integer)) table2_2) table2_1) sub1("?column?") ON (false))
|
|
res
|
|
---------------------------------------------------------------------
|
|
1
|
|
(1 row)
|
|
|
|
ROLLBACK;
|
|
BEGIN;
|
|
SELECT create_distributed_table('table2', 'a');
|
|
NOTICE: Copying data from local table...
|
|
DEBUG: Copied 1 rows
|
|
NOTICE: copying the data has completed
|
|
DETAIL: The local data in the table is no longer visible, but is still on disk.
|
|
HINT: To remove the local data, run: SELECT truncate_local_data_after_distributing_table($$local_table_join.table2$$)
|
|
create_distributed_table
|
|
---------------------------------------------------------------------
|
|
|
|
(1 row)
|
|
|
|
-- currently not supported
|
|
SELECT 1 AS res FROM table2 RIGHT JOIN (SELECT 1 FROM table1, table2) AS sub1 ON false;
|
|
DEBUG: Wrapping relation "table1" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT NULL::integer AS "dummy-1" FROM local_table_join.table1 WHERE true
|
|
DEBUG: generating subplan XXX_2 for subquery SELECT 1 FROM (SELECT NULL::integer AS a FROM (SELECT intermediate_result."dummy-1" FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result("dummy-1" integer)) table1_1) table1, local_table_join.table2
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT 1 AS res FROM (local_table_join.table2 RIGHT JOIN (SELECT intermediate_result."?column?" FROM read_intermediate_result('XXX_2'::text, 'binary'::citus_copy_format) intermediate_result("?column?" integer)) sub1("?column?") ON (false))
|
|
ERROR: cannot pushdown the subquery
|
|
DETAIL: Complex subqueries, CTEs and local tables cannot be in the outer part of an outer join with a distributed table
|
|
ROLLBACK;
|
|
BEGIN;
|
|
SELECT create_reference_table('table1');
|
|
NOTICE: Copying data from local table...
|
|
DEBUG: Copied 1 rows
|
|
NOTICE: copying the data has completed
|
|
DETAIL: The local data in the table is no longer visible, but is still on disk.
|
|
HINT: To remove the local data, run: SELECT truncate_local_data_after_distributing_table($$local_table_join.table1$$)
|
|
create_reference_table
|
|
---------------------------------------------------------------------
|
|
|
|
(1 row)
|
|
|
|
SELECT 1 AS res FROM table2 RIGHT JOIN (SELECT 1 FROM table1, table2) AS sub1 ON false;
|
|
DEBUG: Wrapping relation "table2" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT NULL::integer AS "dummy-1" FROM local_table_join.table2 WHERE true
|
|
DEBUG: Wrapping relation "table2" to a subquery
|
|
DEBUG: generating subplan XXX_2 for subquery SELECT NULL::integer AS "dummy-1" FROM local_table_join.table2 WHERE true
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT 1 AS res FROM ((SELECT NULL::integer AS a FROM (SELECT intermediate_result."dummy-1" FROM read_intermediate_result('XXX_2'::text, 'binary'::citus_copy_format) intermediate_result("dummy-1" integer)) table2_1) table2 RIGHT JOIN (SELECT 1 FROM local_table_join.table1, (SELECT NULL::integer AS a FROM (SELECT intermediate_result."dummy-1" FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result("dummy-1" integer)) table2_2) table2_1) sub1("?column?") ON (false))
|
|
res
|
|
---------------------------------------------------------------------
|
|
1
|
|
(1 row)
|
|
|
|
ROLLBACK;
|
|
BEGIN;
|
|
SELECT create_reference_table('table2');
|
|
NOTICE: Copying data from local table...
|
|
DEBUG: Copied 1 rows
|
|
NOTICE: copying the data has completed
|
|
DETAIL: The local data in the table is no longer visible, but is still on disk.
|
|
HINT: To remove the local data, run: SELECT truncate_local_data_after_distributing_table($$local_table_join.table2$$)
|
|
create_reference_table
|
|
---------------------------------------------------------------------
|
|
|
|
(1 row)
|
|
|
|
SELECT 1 AS res FROM table2 RIGHT JOIN (SELECT 1 FROM table1, table2) AS sub1 ON false;
|
|
DEBUG: Wrapping relation "table1" to a subquery
|
|
DEBUG: generating subplan XXX_1 for subquery SELECT NULL::integer AS "dummy-1" FROM local_table_join.table1 WHERE true
|
|
DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT 1 AS res FROM (local_table_join.table2 RIGHT JOIN (SELECT 1 FROM (SELECT NULL::integer AS a FROM (SELECT intermediate_result."dummy-1" FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result("dummy-1" integer)) table1_1) table1, local_table_join.table2 table2_1) sub1("?column?") ON (false))
|
|
res
|
|
---------------------------------------------------------------------
|
|
1
|
|
(1 row)
|
|
|
|
ROLLBACK;
|
|
RESET client_min_messages;
|
|
\set VERBOSITY terse
|
|
DROP SCHEMA local_table_join CASCADE;
|
|
NOTICE: drop cascades to 22 other objects
|