index b19db02e2828a96339527213e29e36f19aa311d1..223eaf9db5574189ef7334a8434c1a2080956230 100644 (file)
*
*
* IDENTIFICATION
- * $PostgreSQL: pgsql/src/pl/plpgsql/src/pl_exec.c,v 1.264 2010年08月19日 16:54:43 heikki Exp $
+ * $PostgreSQL: pgsql/src/pl/plpgsql/src/pl_exec.c,v 1.265 2010年08月19日 17:31:43 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@@ -5524,14 +5524,16 @@ exec_eval_using_params(PLpgSQL_execstate *estate, List *params)
if (ppd->types[i] == UNKNOWNOID)
{
/*
- * Treat 'unknown' parameters as text, that's what most people
- * would expect. The backend can coerce unknown constants in a
- * more intelligent way, but not unknown Params.
+ * Treat 'unknown' parameters as text, since that's what most
+ * people would expect. SPI_execute_with_args can coerce unknown
+ * constants in a more intelligent way, but not unknown Params.
+ * This code also takes care of copying into the right context.
+ * Note we assume 'unknown' has the representation of C-string.
*/
ppd->types[i] = TEXTOID;
if (!isnull)
{
- ppd->values[i] = CStringGetTextDatum((char *) ppd->values[i]);
+ ppd->values[i] = CStringGetTextDatum(DatumGetCString(ppd->values[i]));
ppd->freevals[i] = true;
}
}