From 27a4f06adee023d9172abaf128e35e3cc068108a Mon Sep 17 00:00:00 2001
From: Tom Lane <tgl@sss.pgh.pa.us>
Date: Fri, 2 Apr 2004 19:07:02 +0000
Subject: Get rid of crocky use of RangeVar nodes in parser to represent
 partially transformed whole-row variables.  Cleaner to use regular whole-row
 Vars.

---
 src/backend/parser/parse_target.c | 21 ++-------------------
 1 file changed, 2 insertions(+), 19 deletions(-)

(limited to 'src/backend/parser/parse_target.c')

diff --git a/src/backend/parser/parse_target.c b/src/backend/parser/parse_target.c
index 6bed23f9064..c9c44ac2389 100644
--- a/src/backend/parser/parse_target.c
+++ b/src/backend/parser/parse_target.c
@@ -8,7 +8,7 @@
  *
  *
  * IDENTIFICATION
- *	  $PostgreSQL: pgsql/src/backend/parser/parse_target.c,v 1.115 2004/02/13 01:08:20 tgl Exp $
+ *	  $PostgreSQL: pgsql/src/backend/parser/parse_target.c,v 1.116 2004/04/02 19:06:58 tgl Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -60,14 +60,6 @@ transformTargetEntry(ParseState *pstate,
 	if (expr == NULL)
 		expr = transformExpr(pstate, node);
 
-	if (IsA(expr, RangeVar))
-		ereport(ERROR,
-				(errcode(ERRCODE_SYNTAX_ERROR),
-				 errmsg("relation reference \"%s\" cannot be used as a select-list entry",
-						((RangeVar *) expr)->relname),
-				 errhint("Write \"%s\".* to denote all the columns of the relation.",
-						 ((RangeVar *) expr)->relname)));
-
 	type_id = exprType(expr);
 	type_mod = exprTypmod(expr);
 
@@ -243,21 +235,12 @@ 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);
+	rte = GetRTEByRangeTablePosn(pstate, var->varno, var->varlevelsup);
 	attnum = var->varattno;
 
 	switch (rte->rtekind)
-- 
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