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Give a useful error message if a RangeVar is encountered in an expression.

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Per example from Ian Barwick, 28-Oct-03.
This commit is contained in:
Tom Lane 2003-10-29 18:10:15 +00:00
parent abec4cbf1f
commit a35deb5400
1 changed files with 21 additions and 1 deletions
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22
src/backend/optimizer/util/clauses.c
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@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/optimizer/util/clauses.c,v 1.153 2003/08/17 23:43:26 tgl Exp $
* $Header: /cvsroot/pgsql/src/backend/optimizer/util/clauses.c,v 1.154 2003/10/29 18:10:15 tgl Exp $
*
* HISTORY
* AUTHOR DATE MAJOR EVENT
@ -2412,6 +2412,16 @@ expression_tree_walker(Node *node,
return true;
}
break;
case T_RangeVar:
/*
* Give a useful complaint if someone uses a bare relation name
* in an expression (see comments in transformColumnRef()).
*/
ereport(ERROR,
(errcode(ERRCODE_SYNTAX_ERROR),
errmsg("relation reference \"%s\" cannot be used in an expression",
((RangeVar *) node)->relname)));
break;
default:
elog(ERROR, "unrecognized node type: %d",
(int) nodeTag(node));
@ -2879,6 +2889,16 @@ expression_tree_mutator(Node *node,
return (Node *) newnode;
}
break;
case T_RangeVar:
/*
* Give a useful complaint if someone uses a bare relation name
* in an expression (see comments in transformColumnRef()).
*/
ereport(ERROR,
(errcode(ERRCODE_SYNTAX_ERROR),
errmsg("relation reference \"%s\" cannot be used in an expression",
((RangeVar *) node)->relname)));
break;
default:
elog(ERROR, "unrecognized node type: %d",
(int) nodeTag(node));