diff --git a/src/test/regress/expected/multi_level_recursive_queries.out b/src/test/regress/expected/multi_level_recursive_queries.out index b2bf0a49c..5420c4ec2 100644 --- a/src/test/regress/expected/multi_level_recursive_queries.out +++ b/src/test/regress/expected/multi_level_recursive_queries.out @@ -82,17 +82,14 @@ DEBUG: Wrapping relation "tbl_dist1" to a subquery DEBUG: generating subplan XXX_1 for subquery SELECT id FROM multi_recursive.tbl_dist1 WHERE true DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT id FROM multi_recursive.tbl_dist1 WHERE (id OPERATOR(pg_catalog.=) ANY (SELECT tbl_ref1.id FROM (multi_recursive.tbl_ref1 LEFT JOIN (SELECT tbl_dist1_2.id FROM (SELECT intermediate_result.id FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(id integer)) tbl_dist1_2) tbl_dist1_1 USING (id)))) DEBUG: generating subplan XXX_2 for subquery SELECT id FROM (SELECT intermediate_result.id FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(id integer)) cte_0 LIMIT 0 -DEBUG: generating subplan XXX_3 for subquery SELECT table_5.id FROM ((SELECT intermediate_result.id FROM read_intermediate_result('XXX_2'::text, 'binary'::citus_copy_format) intermediate_result(id integer)) table_5 RIGHT JOIN multi_recursive.tbl_dist1 USING (id)) +DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(table_4.id) AS count FROM (multi_recursive.tbl_dist1 RIGHT JOIN (SELECT table_5.id FROM ((SELECT intermediate_result.id FROM read_intermediate_result('XXX_2'::text, 'binary'::citus_copy_format) intermediate_result(id integer)) table_5 RIGHT JOIN multi_recursive.tbl_dist1 tbl_dist1_1 USING (id))) table_4 USING (id)) +DEBUG: generating subplan XXX_1 for subquery SELECT table_5.id FROM ((SELECT intermediate_result.id FROM read_intermediate_result('XXX_2'::text, 'binary'::citus_copy_format) intermediate_result(id integer)) table_5 RIGHT JOIN multi_recursive.tbl_dist1 USING (id)) DEBUG: recursively planning left side of the right join since the outer side is a recurring rel DEBUG: recursively planning distributed relation "tbl_dist1" since it is part of a distributed join node that is outer joined with a recurring rel DEBUG: Wrapping relation "tbl_dist1" to a subquery -DEBUG: generating subplan XXX_4 for subquery SELECT id FROM multi_recursive.tbl_dist1 WHERE true -DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(table_4.id) AS count FROM ((SELECT tbl_dist1_1.id FROM (SELECT intermediate_result.id FROM read_intermediate_result('XXX_4'::text, 'binary'::citus_copy_format) intermediate_result(id integer)) tbl_dist1_1) tbl_dist1 RIGHT JOIN (SELECT intermediate_result.id FROM read_intermediate_result('XXX_3'::text, 'binary'::citus_copy_format) intermediate_result(id integer)) table_4 USING (id)) - count ---------------------------------------------------------------------- - 0 -(1 row) - +DEBUG: generating subplan XXX_2 for subquery SELECT id FROM multi_recursive.tbl_dist1 WHERE true +DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT count(table_4.id) AS count FROM ((SELECT tbl_dist1_1.id FROM (SELECT intermediate_result.id FROM read_intermediate_result('XXX_2'::text, 'binary'::citus_copy_format) intermediate_result(id integer)) tbl_dist1_1) tbl_dist1 RIGHT JOIN (SELECT intermediate_result.id FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(id integer)) table_4 USING (id)) +ERROR: recursive complex joins are only supported when all distributed tables are co-located and joined on their distribution columns RESET client_min_messages; DROP TABLE IF EXISTS dist0; NOTICE: table "dist0" does not exist, skipping @@ -143,19 +140,15 @@ DEBUG: Wrapping relation "dist0" to a subquery DEBUG: generating subplan XXX_2 for subquery SELECT id FROM multi_recursive.dist0 WHERE true DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT avg(id) AS avg FROM (SELECT table_2.id FROM ((SELECT intermediate_result.id FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(id integer)) table_2 FULL JOIN (SELECT dist0_1.id FROM (SELECT intermediate_result.id FROM read_intermediate_result('XXX_2'::text, 'binary'::citus_copy_format) intermediate_result(id integer)) dist0_1) dist0 USING (id))) avgsub DEBUG: generating subplan XXX_1 for CTE cte_0: SELECT table_1.id FROM (multi_recursive.dist0 RIGHT JOIN multi_recursive.dist0 table_1 USING (id)) ORDER BY table_1.id -DEBUG: generating subplan XXX_1 for subquery SELECT table_5.id FROM (SELECT intermediate_result.id FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(id integer)) table_5, multi_recursive.dist1 -DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT table_3.id FROM ((SELECT intermediate_result.id FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(id integer)) table_3 JOIN multi_recursive.dist1 USING (id)) -DEBUG: generating subplan XXX_2 for subquery SELECT table_3.id FROM ((SELECT table_5.id FROM (SELECT intermediate_result.id FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(id integer)) table_5, multi_recursive.dist1 dist1_1) table_3 JOIN multi_recursive.dist1 USING (id)) +DEBUG: generating subplan XXX_2 for subquery SELECT table_5.id FROM (SELECT intermediate_result.id FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(id integer)) table_5, multi_recursive.dist1 +DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT avg(id) AS avg FROM (SELECT table_2.id FROM ((SELECT table_3.id FROM ((SELECT intermediate_result.id FROM read_intermediate_result('XXX_2'::text, 'binary'::citus_copy_format) intermediate_result(id integer)) table_3 JOIN multi_recursive.dist1 USING (id))) table_2 FULL JOIN multi_recursive.dist0 USING (id))) avgsub +DEBUG: generating subplan XXX_1 for subquery SELECT table_3.id FROM ((SELECT intermediate_result.id FROM read_intermediate_result('XXX_2'::text, 'binary'::citus_copy_format) intermediate_result(id integer)) table_3 JOIN multi_recursive.dist1 USING (id)) DEBUG: recursively planning right side of the full join since the other side is a recurring rel DEBUG: recursively planning distributed relation "dist0" since it is part of a distributed join node that is outer joined with a recurring rel DEBUG: Wrapping relation "dist0" to a subquery -DEBUG: generating subplan XXX_3 for subquery SELECT id FROM multi_recursive.dist0 WHERE true -DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT avg(id) AS avg FROM (SELECT table_2.id FROM ((SELECT intermediate_result.id FROM read_intermediate_result('XXX_2'::text, 'binary'::citus_copy_format) intermediate_result(id integer)) table_2 FULL JOIN (SELECT dist0_1.id FROM (SELECT intermediate_result.id FROM read_intermediate_result('XXX_3'::text, 'binary'::citus_copy_format) intermediate_result(id integer)) dist0_1) dist0 USING (id))) avgsub - avg ---------------------------------------------------------------------- - 1020.0000000000000000 -(1 row) - +DEBUG: generating subplan XXX_2 for subquery SELECT id FROM multi_recursive.dist0 WHERE true +DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT avg(id) AS avg FROM (SELECT table_2.id FROM ((SELECT intermediate_result.id FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(id integer)) table_2 FULL JOIN (SELECT dist0_1.id FROM (SELECT intermediate_result.id FROM read_intermediate_result('XXX_2'::text, 'binary'::citus_copy_format) intermediate_result(id integer)) dist0_1) dist0 USING (id))) avgsub +ERROR: recursive complex joins are only supported when all distributed tables are co-located and joined on their distribution columns RESET client_min_messages; DROP TABLE IF EXISTS dist0; CREATE TABLE dist0(id int); @@ -229,17 +222,14 @@ DEBUG: generating subplan XXX_2 for subquery SELECT id FROM multi_recursive.dis DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT avg(id) AS avg FROM (SELECT table_4.id FROM ((SELECT intermediate_result.id FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(id integer)) table_4 FULL JOIN (SELECT dist0_1.id FROM (SELECT intermediate_result.id FROM read_intermediate_result('XXX_2'::text, 'binary'::citus_copy_format) intermediate_result(id integer)) dist0_1) dist0 USING (id))) avgsub DEBUG: generating subplan XXX_1 for CTE cte_0: SELECT table_0.id FROM (multi_recursive.dist1 table_0 LEFT JOIN multi_recursive.dist1 table_1 USING (id)) ORDER BY table_0.id LIMIT 41 DEBUG: push down of limit count: 41 -DEBUG: generating subplan XXX_2 for subquery SELECT table_5.id FROM (((SELECT table_6.id FROM (SELECT intermediate_result.id FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(id integer)) table_6) table_5 JOIN multi_recursive.dist0 USING (id)) JOIN multi_recursive.dist1 table_9 USING (id)) +DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT avg(id) AS avg FROM (SELECT table_4.id FROM ((SELECT table_5.id FROM (((SELECT table_6.id FROM (SELECT intermediate_result.id FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(id integer)) table_6) table_5 JOIN multi_recursive.dist0 dist0_1 USING (id)) JOIN multi_recursive.dist1 table_9 USING (id))) table_4 FULL JOIN multi_recursive.dist0 USING (id))) avgsub +DEBUG: generating subplan XXX_1 for subquery SELECT table_5.id FROM (((SELECT table_6.id FROM (SELECT intermediate_result.id FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(id integer)) table_6) table_5 JOIN multi_recursive.dist0 USING (id)) JOIN multi_recursive.dist1 table_9 USING (id)) DEBUG: recursively planning right side of the full join since the other side is a recurring rel DEBUG: recursively planning distributed relation "dist0" since it is part of a distributed join node that is outer joined with a recurring rel DEBUG: Wrapping relation "dist0" to a subquery -DEBUG: generating subplan XXX_3 for subquery SELECT id FROM multi_recursive.dist0 WHERE true -DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT avg(id) AS avg FROM (SELECT table_4.id FROM ((SELECT intermediate_result.id FROM read_intermediate_result('XXX_2'::text, 'binary'::citus_copy_format) intermediate_result(id integer)) table_4 FULL JOIN (SELECT dist0_1.id FROM (SELECT intermediate_result.id FROM read_intermediate_result('XXX_3'::text, 'binary'::citus_copy_format) intermediate_result(id integer)) dist0_1) dist0 USING (id))) avgsub - avg ---------------------------------------------------------------------- - 1.3095238095238095 -(1 row) - +DEBUG: generating subplan XXX_2 for subquery SELECT id FROM multi_recursive.dist0 WHERE true +DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT avg(id) AS avg FROM (SELECT table_4.id FROM ((SELECT intermediate_result.id FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(id integer)) table_4 FULL JOIN (SELECT dist0_1.id FROM (SELECT intermediate_result.id FROM read_intermediate_result('XXX_2'::text, 'binary'::citus_copy_format) intermediate_result(id integer)) dist0_1) dist0 USING (id))) avgsub +ERROR: recursive complex joins are only supported when all distributed tables are co-located and joined on their distribution columns -- QUERY6 -- recursive planner multipass the query with inlined cte and fails. Then, cte is planned without inlining and it succeeds. -- Why inlined query failed? @@ -268,17 +258,14 @@ DEBUG: generating subplan XXX_2 for subquery SELECT id FROM multi_recursive.dis DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT avg(id) AS avg FROM (SELECT table_4.id FROM ((SELECT intermediate_result.id FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(id integer)) table_4 FULL JOIN (SELECT dist0_1.id FROM (SELECT intermediate_result.id FROM read_intermediate_result('XXX_2'::text, 'binary'::citus_copy_format) intermediate_result(id integer)) dist0_1) dist0 USING (id))) avgsub DEBUG: generating subplan XXX_1 for CTE cte_0: SELECT table_0.id FROM (multi_recursive.dist1 table_0 LEFT JOIN multi_recursive.dist1 table_1 USING (id)) ORDER BY table_0.id LIMIT 41 DEBUG: push down of limit count: 41 -DEBUG: generating subplan XXX_2 for subquery SELECT table_5.id FROM (((SELECT table_6.id FROM (SELECT intermediate_result.id FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(id integer)) table_6) table_5 JOIN multi_recursive.dist0 USING (id)) JOIN multi_recursive.dist1 table_9 USING (id)) +DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT avg(id) AS avg FROM (SELECT table_4.id FROM ((SELECT table_5.id FROM (((SELECT table_6.id FROM (SELECT intermediate_result.id FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(id integer)) table_6) table_5 JOIN multi_recursive.dist0 dist0_1 USING (id)) JOIN multi_recursive.dist1 table_9 USING (id))) table_4 FULL JOIN multi_recursive.dist0 USING (id))) avgsub +DEBUG: generating subplan XXX_1 for subquery SELECT table_5.id FROM (((SELECT table_6.id FROM (SELECT intermediate_result.id FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(id integer)) table_6) table_5 JOIN multi_recursive.dist0 USING (id)) JOIN multi_recursive.dist1 table_9 USING (id)) DEBUG: recursively planning right side of the full join since the other side is a recurring rel DEBUG: recursively planning distributed relation "dist0" since it is part of a distributed join node that is outer joined with a recurring rel DEBUG: Wrapping relation "dist0" to a subquery -DEBUG: generating subplan XXX_3 for subquery SELECT id FROM multi_recursive.dist0 WHERE true -DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT avg(id) AS avg FROM (SELECT table_4.id FROM ((SELECT intermediate_result.id FROM read_intermediate_result('XXX_2'::text, 'binary'::citus_copy_format) intermediate_result(id integer)) table_4 FULL JOIN (SELECT dist0_1.id FROM (SELECT intermediate_result.id FROM read_intermediate_result('XXX_3'::text, 'binary'::citus_copy_format) intermediate_result(id integer)) dist0_1) dist0 USING (id))) avgsub - avg ---------------------------------------------------------------------- - 1.3095238095238095 -(1 row) - +DEBUG: generating subplan XXX_2 for subquery SELECT id FROM multi_recursive.dist0 WHERE true +DEBUG: Plan XXX query after replacing subqueries and CTEs: SELECT avg(id) AS avg FROM (SELECT table_4.id FROM ((SELECT intermediate_result.id FROM read_intermediate_result('XXX_1'::text, 'binary'::citus_copy_format) intermediate_result(id integer)) table_4 FULL JOIN (SELECT dist0_1.id FROM (SELECT intermediate_result.id FROM read_intermediate_result('XXX_2'::text, 'binary'::citus_copy_format) intermediate_result(id integer)) dist0_1) dist0 USING (id))) avgsub +ERROR: recursive complex joins are only supported when all distributed tables are co-located and joined on their distribution columns -- QUERY7 -- recursive planner multipass the query and fails. Note that cte is not used in the query. -- Why inlined query failed?