diff options
Diffstat (limited to 'src/backend/utils/cache/relcache.c')
| -rw-r--r-- | src/backend/utils/cache/relcache.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/src/backend/utils/cache/relcache.c b/src/backend/utils/cache/relcache.c index 5b6b7b809c0..c326f687eb4 100644 --- a/src/backend/utils/cache/relcache.c +++ b/src/backend/utils/cache/relcache.c @@ -3768,6 +3768,7 @@ RelationSetNewRelfilenumber(Relation relation, char persistence) { RelFileNumber newrelfilenumber; Relation pg_class; + ItemPointerData otid; HeapTuple tuple; Form_pg_class classform; MultiXactId minmulti = InvalidMultiXactId; @@ -3810,11 +3811,12 @@ RelationSetNewRelfilenumber(Relation relation, char persistence) */ pg_class = table_open(RelationRelationId, RowExclusiveLock); - tuple = SearchSysCacheCopy1(RELOID, - ObjectIdGetDatum(RelationGetRelid(relation))); + tuple = SearchSysCacheLockedCopy1(RELOID, + ObjectIdGetDatum(RelationGetRelid(relation))); if (!HeapTupleIsValid(tuple)) elog(ERROR, "could not find tuple for relation %u", RelationGetRelid(relation)); + otid = tuple->t_self; classform = (Form_pg_class) GETSTRUCT(tuple); /* @@ -3934,9 +3936,10 @@ RelationSetNewRelfilenumber(Relation relation, char persistence) classform->relminmxid = minmulti; classform->relpersistence = persistence; - CatalogTupleUpdate(pg_class, &tuple->t_self, tuple); + CatalogTupleUpdate(pg_class, &otid, tuple); } + UnlockTuple(pg_class, &otid, InplaceUpdateTupleLock); heap_freetuple(tuple); table_close(pg_class, RowExclusiveLock); |