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Some fine-tuning of xmlpi in corner cases:

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- correct error codes
- do syntax checks in correct order
- strip leading spaces of argument
This commit is contained in:
Peter Eisentraut
2007-01-07 22:49:56 +00:00
parent de9aa5a7b4
commit d807c7ef3f
6 changed files with 46 additions and 12 deletions
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14
src/backend/executor/execQual.c
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@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/executor/execQual.c,v 1.203 2007/01/05 22:19:27 momjian Exp $
* $PostgreSQL: pgsql/src/backend/executor/execQual.c,v 1.204 2007/01/07 22:49:55 petere Exp $
*
*-------------------------------------------------------------------------
*/
@ -2803,15 +2803,17 @@ ExecEvalXml(XmlExprState *xmlExpr, ExprContext *econtext,
e = (ExprState *) linitial(xmlExpr->args);
value = ExecEvalExpr(e, econtext, &isnull, NULL);
if (isnull)
return (Datum) 0;
arg = DatumGetTextP(value);
arg = NULL;
else
arg = DatumGetTextP(value);
}
else
{
arg = NULL;
isnull = false;
}
*isNull = false;
return PointerGetDatum(xmlpi(xexpr->name, arg));
return PointerGetDatum(xmlpi(xexpr->name, arg, isnull, isNull));
}
break;