diff options
Diffstat (limited to 'src/backend/access/gist/gistscan.c')
| -rw-r--r-- | src/backend/access/gist/gistscan.c | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/src/backend/access/gist/gistscan.c b/src/backend/access/gist/gistscan.c index b0fdb740047..4864fd1248d 100644 --- a/src/backend/access/gist/gistscan.c +++ b/src/backend/access/gist/gistscan.c @@ -8,7 +8,7 @@ * Portions Copyright (c) 1994, Regents of the University of California * * IDENTIFICATION - * $PostgreSQL: pgsql/src/backend/access/gist/gistscan.c,v 1.65 2006/10/04 00:29:48 momjian Exp $ + * $PostgreSQL: pgsql/src/backend/access/gist/gistscan.c,v 1.65.2.1 2008/08/23 10:41:38 teodor Exp $ * *------------------------------------------------------------------------- */ @@ -67,6 +67,7 @@ gistrescan(PG_FUNCTION_ARGS) ReleaseBuffer(so->markbuf); so->markbuf = InvalidBuffer; } + } else { @@ -82,6 +83,8 @@ gistrescan(PG_FUNCTION_ARGS) scan->opaque = so; } + so->nPageData = so->curPageData = 0; + /* Update scan key, if a new one is given */ if (key && scan->numberOfKeys > 0) { @@ -148,6 +151,11 @@ gistmarkpos(PG_FUNCTION_ARGS) so->markbuf = so->curbuf; } + so->markNPageData = so->nPageData; + so->markCurPageData = so->curPageData; + if ( so->markNPageData > 0 ) + memcpy( so->markPageData, so->pageData, sizeof(ItemPointerData) * so->markNPageData ); + PG_RETURN_VOID(); } @@ -197,6 +205,11 @@ gistrestrpos(PG_FUNCTION_ARGS) so->curbuf = so->markbuf; } + so->nPageData = so->markNPageData; + so->curPageData = so->markNPageData; + if ( so->markNPageData > 0 ) + memcpy( so->pageData, so->markPageData, sizeof(ItemPointerData) * so->markNPageData ); + PG_RETURN_VOID(); } |