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 97f4d264d1a..3604debba0f 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 1.61 2005/09/22 20:44:36 momjian Exp $ + * $PostgreSQL: pgsql/src/backend/access/gist/gistscan.c,v 1.61.2.1 2008/08/23 10:43:58 teodor Exp $ * *------------------------------------------------------------------------- */ @@ -98,6 +98,7 @@ gistrescan(PG_FUNCTION_ARGS) ReleaseBuffer(so->markbuf); so->markbuf = InvalidBuffer; } + } else { @@ -113,6 +114,8 @@ 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) { @@ -179,6 +182,11 @@ 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(); } @@ -228,6 +236,11 @@ 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(); } |