---- setup drop table if exist test__int cascade; create extension intarray;
CREATE TABLE test__int( a int[] ); CREATE INDEX text_idx on test__int using gist (a gist__intbig_ops(siglen = 1)); drop extension intarray cascade; NOTICE: drop cascades to index text_idx 2024-06-03 11:53:32.629 CST [41165] ERROR: cache lookup failed for function 17758
Its a bug.
2024-06-03 11:53:32.629 CST [41165] STATEMENT: drop extension intarray cascade; ERROR: cache lookup failed for function 17758
------------------------------------------------ backtrace info: index_getprocinfo #0 index_opclass_options (indrel=0x7faeca727b58, attnum=1, attoptions=94372901674408, validate=false) at ../../Desktop/pg_src/src4/postgres/src/backend/access/index/indexam.c:1034 #1 0x000055d4e63a79cb in RelationGetIndexAttOptions (relation=0x7faeca727b58, copy=false) at ../../Desktop/pg_src/src4/postgres/src/backend/utils/cache/relcache.c:5872 #2 0x000055d4e639d72d in RelationInitIndexAccessInfo (relation=0x7faeca727b58) at ../../Desktop/pg_src/src4/postgres/src/backend/utils/cache/relcache.c:1569 #3 0x000055d4e639c5ac in RelationBuildDesc (targetRelId=24582, insertIt=true) at ../../Desktop/pg_src/src4/postgres/src/backend/utils/cache/relcache.c:1207 #4 0x000055d4e639e9ce in RelationIdGetRelation (relationId=24582) at ../../Desktop/pg_src/src4/postgres/src/backend/utils/cache/relcache.c:2115 #5 0x000055d4e5a412fd in relation_open (relationId=24582, lockmode=8) at ../../Desktop/pg_src/src4/postgres/src/backend/access/common/relation.c:58 #6 0x000055d4e5ae6a06 in index_open (relationId=24582, lockmode=8) at ../../Desktop/pg_src/src4/postgres/src/backend/access/index/indexam.c:137 #7 0x000055d4e5be61b8 in index_drop (indexId=24582, concurrent=false, concurrent_lock_mode=false) at ../../Desktop/pg_src/src4/postgres/src/backend/catalog/index.c:2156 ------------------------ i guess it's because we first dropped the function g_intbig_options then later we need it.
