database/postgres
database/postgres
1
0
Fork 0
mirror of https://github.com/postgres/postgres.git synced 2025-05-11 05:41:32 +03:00
Code

Fix setting of right bound at GIN page split.

Browse Source 
Broken by my refactoring.
This commit is contained in:
Heikki Linnakangas 2013-11-07 19:36:52 +02:00
parent 8dace66e07
commit fde7172d93
1 changed files with 7 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
src/backend/access/gin/gindatapage.c
View File

@ -548,7 +548,12 @@ dataSplitPage(GinBtree btree, Buffer lbuf, Buffer rbuf, OffsetNumber off, XLogRe
/* set up right bound for left page */ /* set up right bound for left page */
bound = GinDataPageGetRightBound(lpage); bound = GinDataPageGetRightBound(lpage);
*bound = btree->pitem.key; if (GinPageIsLeaf(lpage))
*bound = *GinDataPageGetItemPointer(lpage,
GinPageGetOpaque(lpage)->maxoff);
else
*bound = GinDataPageGetPostingItem(lpage,
GinPageGetOpaque(lpage)->maxoff)->key;
/* set up right bound for right page */ /* set up right bound for right page */
bound = GinDataPageGetRightBound(rpage); bound = GinDataPageGetRightBound(rpage);
@ -577,12 +582,7 @@ dataSplitPage(GinBtree btree, Buffer lbuf, Buffer rbuf, OffsetNumber off, XLogRe
/* Prepare a downlink tuple for insertion to the parent */ /* Prepare a downlink tuple for insertion to the parent */
PostingItemSetBlockNumber(&(btree->pitem), BufferGetBlockNumber(lbuf)); PostingItemSetBlockNumber(&(btree->pitem), BufferGetBlockNumber(lbuf));
if (GinPageIsLeaf(lpage)) btree->pitem.key = *GinDataPageGetRightBound(lpage);
btree->pitem.key = *GinDataPageGetItemPointer(lpage,
GinPageGetOpaque(lpage)->maxoff);
else
btree->pitem.key = GinDataPageGetPostingItem(lpage,
GinPageGetOpaque(lpage)->maxoff)->key;
btree->rightblkno = BufferGetBlockNumber(rbuf); btree->rightblkno = BufferGetBlockNumber(rbuf);
return lpage; return lpage;