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Someone (probably me) forgot about handling of typecasts applied to

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parameters.
This commit is contained in:
Tom Lane 2000-03-07 23:30:53 +00:00
parent 91124a2f66
commit 9606f36210
1 changed files with 9 additions and 6 deletions
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15
src/backend/parser/parse_expr.c
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@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/parser/parse_expr.c,v 1.71 2000/02/26 21:11:10 tgl Exp $
* $Header: /cvsroot/pgsql/src/backend/parser/parse_expr.c,v 1.72 2000/03/07 23:30:53 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -78,19 +78,21 @@ transformExpr(ParseState *pstate, Node *expr, int precedence)
ParamNo *pno = (ParamNo *) expr;
int paramno = pno->number;
Oid toid = param_type(paramno);
Param *param;
Param *param = makeNode(Param);
if (!OidIsValid(toid))
elog(ERROR, "Parameter '$%d' is out of range", paramno);
param = makeNode(Param);
param->paramkind = PARAM_NUM;
param->paramid = (AttrNumber) paramno;
param->paramname = "<unnamed>";
param->paramtype = (Oid) toid;
param->param_tlist = (List *) NULL;
param->paramtype = toid;
param->param_tlist = NIL;
result = transformIndirection(pstate, (Node *) param,
pno->indirection);
/* XXX what about cast (typename) applied to Param ??? */
/* cope with typecast applied to param */
if (pno->typename != NULL)
result = parser_typecast_expression(pstate, result,
pno->typename);
break;
}
case T_TypeCast:
@ -732,6 +734,7 @@ exprTypmod(Node *expr)
* We assume that a two-argument function named for a datatype, whose
* output and first argument types are that datatype, and whose second
* input is an int32 constant, represents a forced length coercion.
*
* XXX It'd be better if the parsetree retained some explicit indication
* of the coercion, so we didn't need these heuristics.
*/