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Remove mark/restore support in GIN and GiST indexes.

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Per Tom's comment.
Also revome useless GISTScanOpaque->flags field.
This commit is contained in:
Teodor Sigaev
2008-10-20 13:39:44 +00:00
parent 7f6bc33fe3
commit 77db9d9ff2
6 changed files with 20 additions and 250 deletions
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12
src/backend/access/gist/gistget.c
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@ -8,7 +8,7 @@
* Portions Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/access/gist/gistget.c,v 1.76 2008/10/17 17:02:21 teodor Exp $
* $PostgreSQL: pgsql/src/backend/access/gist/gistget.c,v 1.77 2008/10/20 13:39:44 teodor Exp $
*
*-------------------------------------------------------------------------
*/
@ -494,16 +494,6 @@ gistfindnext(IndexScanDesc scan, OffsetNumber n, ScanDirection dir)
*/
oldcxt = MemoryContextSwitchTo(so->tempCxt);
/*
* If we modified the index during the scan, we may have a pointer to a
* ghost tuple, before the scan. If this is the case, back up one.
*/
if (so->flags & GS_CURBEFORE)
{
so->flags &= ~GS_CURBEFORE;
n = OffsetNumberPrev(n);
}
while (n >= FirstOffsetNumber && n <= maxoff)
{
it = (IndexTuple) PageGetItem(p, PageGetItemId(p, n));