diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/backend/access/nbtree/nbtpage.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/src/backend/access/nbtree/nbtpage.c b/src/backend/access/nbtree/nbtpage.c index 65354e6d28f..4b1a2e912b6 100644 --- a/src/backend/access/nbtree/nbtpage.c +++ b/src/backend/access/nbtree/nbtpage.c @@ -560,9 +560,19 @@ _bt_getbuf(Relation rel, BlockNumber blkno, int access) */ if (XLogStandbyInfoActive()) { + TransactionId latestRemovedXid; + BTPageOpaque opaque = (BTPageOpaque) PageGetSpecialPointer(page); - _bt_log_reuse_page(rel, blkno, opaque->btpo.xact); + /* + * opaque->btpo.xact is the threshold value not the + * value to measure conflicts against. We must retreat + * by one from it to get the correct conflict xid. + */ + latestRemovedXid = opaque->btpo.xact; + TransactionIdRetreat(latestRemovedXid); + + _bt_log_reuse_page(rel, blkno, latestRemovedXid); } /* Okay to use page. Re-initialize and return it */ |