diff options
Diffstat (limited to 'src/backend/access/hash/hashsearch.c')
| -rw-r--r-- | src/backend/access/hash/hashsearch.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/src/backend/access/hash/hashsearch.c b/src/backend/access/hash/hashsearch.c index dd1f464e53..4c14362c6f 100644 --- a/src/backend/access/hash/hashsearch.c +++ b/src/backend/access/hash/hashsearch.c @@ -188,8 +188,8 @@ _hash_first(IndexScanDesc scan, ScanDirection dir) /* Read the metapage */ metabuf = _hash_getbuf(rel, HASH_METAPAGE, HASH_READ, LH_META_PAGE); - page = BufferGetPage(metabuf, NULL, NULL, - BGP_NO_SNAPSHOT_TEST); + page = BufferGetPage(metabuf, scan->xs_snapshot, rel, + BGP_TEST_FOR_OLD_SNAPSHOT); metap = HashPageGetMeta(page); /* @@ -242,8 +242,8 @@ _hash_first(IndexScanDesc scan, ScanDirection dir) /* Fetch the primary bucket page for the bucket */ buf = _hash_getbuf(rel, blkno, HASH_READ, LH_BUCKET_PAGE); - page = BufferGetPage(buf, NULL, NULL, - BGP_NO_SNAPSHOT_TEST); + page = BufferGetPage(buf, scan->xs_snapshot, rel, + BGP_TEST_FOR_OLD_SNAPSHOT); opaque = (HashPageOpaque) PageGetSpecialPointer(page); Assert(opaque->hasho_bucket == bucket); @@ -350,6 +350,7 @@ _hash_step(IndexScanDesc scan, Buffer *bufP, ScanDirection dir) _hash_readnext(rel, &buf, &page, &opaque); if (BufferIsValid(buf)) { + TestForOldSnapshot(scan->xs_snapshot, rel, page); maxoff = PageGetMaxOffsetNumber(page); offnum = _hash_binsearch(page, so->hashso_sk_hash); } @@ -391,6 +392,7 @@ _hash_step(IndexScanDesc scan, Buffer *bufP, ScanDirection dir) _hash_readprev(rel, &buf, &page, &opaque); if (BufferIsValid(buf)) { + TestForOldSnapshot(scan->xs_snapshot, rel, page); maxoff = PageGetMaxOffsetNumber(page); offnum = _hash_binsearch_last(page, so->hashso_sk_hash); } |