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 9a563b239c6..6f836865e15 100644 --- a/src/backend/commands/dbcommands.c +++ b/src/backend/commands/dbcommands.c @@ -257,8 +257,8 @@ ScanSourceDatabasePgClass(Oid tbid, Oid dbid, char *srcpath) Page page; List *rnodelist = NIL; LockRelId relid; - Relation rel; Snapshot snapshot; + SMgrRelation smgr; BufferAccessStrategy bstrategy; /* Get pg_class relfilenode. */ @@ -275,16 +275,9 @@ ScanSourceDatabasePgClass(Oid tbid, Oid dbid, char *srcpath) rnode.dbNode = dbid; rnode.relNode = relfilenode; - /* - * 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(rnode); - nblocks = smgrnblocks(RelationGetSmgr(rel), MAIN_FORKNUM); - FreeFakeRelcacheEntry(rel); + smgr = smgropen(rnode, InvalidBackendId); + nblocks = smgrnblocks(smgr, MAIN_FORKNUM); + smgrclose(smgr); /* Use a buffer access strategy since this is a bulk read operation. */ bstrategy = GetAccessStrategy(BAS_BULKREAD); |