diff --git a/src/backend/postmaster/pgstat.c b/src/backend/postmaster/pgstat.c index e23a665cd2bf85bc900b53830d107fdd896ba237..b419af2ac30a59f6823d1d282e5a8454012a2deb 100644 --- a/src/backend/postmaster/pgstat.c +++ b/src/backend/postmaster/pgstat.c @@ -13,7 +13,7 @@ * * Copyright (c) 2001-2007, PostgreSQL Global Development Group * - * $PostgreSQL: pgsql/src/backend/postmaster/pgstat.c,v 1.158 2007/05/27 17:28:35 tgl Exp $ + * $PostgreSQL: pgsql/src/backend/postmaster/pgstat.c,v 1.159 2007/06/07 18:53:17 alvherre Exp $ * ---------- */ #include "postgres.h" @@ -813,7 +813,9 @@ pgstat_vacuum_tabstat(void) CHECK_FOR_INTERRUPTS(); - if (hash_search(htab, (void *) &dbid, HASH_FIND, NULL) == NULL) + /* the DB entry for shared tables (with InvalidOid) is never dropped */ + if (OidIsValid(dbid) && + hash_search(htab, (void *) &dbid, HASH_FIND, NULL) == NULL) pgstat_drop_database(dbid); }