rdelaage/postgresql
1
0
Fork 0
mirror of https://git.postgresql.org/git/postgresql.git synced 2024-09-30 13:11:23 +02:00
Code Issues Packages Projects Releases Wiki Activity

markTargetListOrigin neglected to handle outer-scope Vars properly;

Browse Source 
per report from Joe Conway.
This commit is contained in:
Tom Lane 2003-05-31 19:03:34 +00:00
parent e70a8ee97d
commit d7e76d42f2
1 changed files with 8 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
src/backend/parser/parse_target.c
View File

@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/parser/parse_target.c,v 1.101 2003/05/06 00:20:32 tgl Exp $
* $Header: /cvsroot/pgsql/src/backend/parser/parse_target.c,v 1.102 2003/05/31 19:03:34 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -236,11 +236,18 @@ markTargetListOrigins(ParseState *pstate, List *targetlist)
static void
markTargetListOrigin(ParseState *pstate, Resdom *res, Var *var)
{
Index levelsup;
RangeTblEntry *rte;
AttrNumber attnum;
if (var == NULL || !IsA(var, Var))
return;
levelsup = var->varlevelsup;
while (levelsup-- > 0)
{
pstate = pstate->parentParseState;
Assert(pstate != NULL);
}
Assert(var->varno > 0 &&
(int) var->varno <= length(pstate->p_rtable));
rte = rt_fetch(var->varno, pstate->p_rtable);