diff --git a/src/test/regress/expected/partition_prune.out b/src/test/regress/expected/partition_prune.out index 7ca98397ae..f6950e160d 100644 --- a/src/test/regress/expected/partition_prune.out +++ b/src/test/regress/expected/partition_prune.out @@ -2449,6 +2449,37 @@ create index ab_a3_b3_a_idx on ab_a3_b3 (a); set enable_hashjoin = 0; set enable_mergejoin = 0; set enable_memoize = 0; +-- Temporarily install some debugging to investigate plan instability. +select c.relname,c.relpages,c.reltuples,i.indisvalid,s.autovacuum_count,s.autoanalyze_count +from pg_class c +left join pg_stat_all_tables s on c.oid = s.relid +left join pg_index i on c.oid = i.indexrelid +where c.relname like 'ab\_%' order by c.relname; + relname | relpages | reltuples | indisvalid | autovacuum_count | autoanalyze_count +----------------+----------+-----------+------------+------------------+------------------- + ab_a1 | 0 | -1 | | 0 | 0 + ab_a1_b1 | 0 | -1 | | 0 | 0 + ab_a1_b1_a_idx | 1 | 0 | t | | + ab_a1_b2 | 0 | -1 | | 0 | 0 + ab_a1_b2_a_idx | 1 | 0 | t | | + ab_a1_b3 | 0 | -1 | | 0 | 0 + ab_a1_b3_a_idx | 1 | 0 | t | | + ab_a2 | 0 | -1 | | 0 | 0 + ab_a2_b1 | 0 | -1 | | 0 | 0 + ab_a2_b1_a_idx | 1 | 0 | t | | + ab_a2_b2 | 0 | -1 | | 0 | 0 + ab_a2_b2_a_idx | 1 | 0 | t | | + ab_a2_b3 | 0 | -1 | | 0 | 0 + ab_a2_b3_a_idx | 1 | 0 | t | | + ab_a3 | 0 | -1 | | 0 | 0 + ab_a3_b1 | 0 | -1 | | 0 | 0 + ab_a3_b1_a_idx | 1 | 0 | t | | + ab_a3_b2 | 0 | -1 | | 0 | 0 + ab_a3_b2_a_idx | 1 | 0 | t | | + ab_a3_b3 | 0 | -1 | | 0 | 0 + ab_a3_b3_a_idx | 1 | 0 | t | | +(21 rows) + select explain_parallel_append('select avg(ab.a) from ab inner join lprt_a a on ab.a = a.a where a.a in(0, 0, 1)'); explain_parallel_append -------------------------------------------------------------------------------------------------------- diff --git a/src/test/regress/sql/partition_prune.sql b/src/test/regress/sql/partition_prune.sql index a09b27d820..3ce90f2d89 100644 --- a/src/test/regress/sql/partition_prune.sql +++ b/src/test/regress/sql/partition_prune.sql @@ -607,6 +607,13 @@ set enable_hashjoin = 0; set enable_mergejoin = 0; set enable_memoize = 0; +-- Temporarily install some debugging to investigate plan instability. +select c.relname,c.relpages,c.reltuples,i.indisvalid,s.autovacuum_count,s.autoanalyze_count +from pg_class c +left join pg_stat_all_tables s on c.oid = s.relid +left join pg_index i on c.oid = i.indexrelid +where c.relname like 'ab\_%' order by c.relname; + select explain_parallel_append('select avg(ab.a) from ab inner join lprt_a a on ab.a = a.a where a.a in(0, 0, 1)'); -- Ensure the same partitions are pruned when we make the nested loop