diff options
Diffstat (limited to 'src/backend/commands/tablecmds.c')
| -rw-r--r-- | src/backend/commands/tablecmds.c | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/src/backend/commands/tablecmds.c b/src/backend/commands/tablecmds.c index 40a56839166..d61f8d526f8 100644 --- a/src/backend/commands/tablecmds.c +++ b/src/backend/commands/tablecmds.c @@ -16341,6 +16341,22 @@ ATExecAttachPartition(List **wqueue, Relation rel, PartitionCmd *cmd) ObjectAddressSet(address, RelationRelationId, RelationGetRelid(attachrel)); + /* + * If the partition we just attached is partitioned itself, invalidate + * relcache for all descendent partitions too to ensure that their + * rd_partcheck expression trees are rebuilt; partitions already locked + * at the beginning of this function. + */ + if (attachrel->rd_rel->relkind == RELKIND_PARTITIONED_TABLE) + { + ListCell *l; + + foreach(l, attachrel_children) + { + CacheInvalidateRelcacheByRelid(lfirst_oid(l)); + } + } + /* keep our lock until commit */ table_close(attachrel, NoLock); @@ -16917,6 +16933,25 @@ ATExecDetachPartition(Relation rel, RangeVar *name) */ CacheInvalidateRelcache(rel); + /* + * If the partition we just detached is partitioned itself, invalidate + * relcache for all descendent partitions too to ensure that their + * rd_partcheck expression trees are rebuilt; must lock partitions + * before doing so, using the same lockmode as what partRel has been + * locked with by the caller. + */ + if (partRel->rd_rel->relkind == RELKIND_PARTITIONED_TABLE) + { + List *children; + + children = find_all_inheritors(RelationGetRelid(partRel), + AccessExclusiveLock, NULL); + foreach(cell, children) + { + CacheInvalidateRelcacheByRelid(lfirst_oid(cell)); + } + } + ObjectAddressSet(address, RelationRelationId, RelationGetRelid(partRel)); /* keep our lock until commit */ |