diff options
Diffstat (limited to 'src/backend/commands/dbcommands.c')
| -rw-r--r-- | src/backend/commands/dbcommands.c | 15 |
1 files changed, 4 insertions, 11 deletions
diff --git a/src/backend/commands/dbcommands.c b/src/backend/commands/dbcommands.c index 9f990a8d68f..b31a30550b0 100644 --- a/src/backend/commands/dbcommands.c +++ b/src/backend/commands/dbcommands.c @@ -258,8 +258,8 @@ ScanSourceDatabasePgClass(Oid tbid, Oid dbid, char *srcpath) Page page; List *rlocatorlist = NIL; LockRelId relid; - Relation rel; Snapshot snapshot; + SMgrRelation smgr; BufferAccessStrategy bstrategy; /* Get pg_class relfilenumber. */ @@ -276,16 +276,9 @@ ScanSourceDatabasePgClass(Oid tbid, Oid dbid, char *srcpath) rlocator.dbOid = dbid; rlocator.relNumber = relfilenumber; - /* - * We can't use a real relcache entry for a relation in some other - * database, but since we're only going to access the fields related to - * physical storage, a fake one is good enough. If we didn't do this and - * used the smgr layer directly, we would have to worry about - * invalidations. - */ - rel = CreateFakeRelcacheEntry(rlocator); - nblocks = smgrnblocks(RelationGetSmgr(rel), MAIN_FORKNUM); - FreeFakeRelcacheEntry(rel); + smgr = smgropen(rlocator, InvalidBackendId); + nblocks = smgrnblocks(smgr, MAIN_FORKNUM); + smgrclose(smgr); /* Use a buffer access strategy since this is a bulk read operation. */ bstrategy = GetAccessStrategy(BAS_BULKREAD); |