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From anoopsharma00 <>
Subject [GitHub] incubator-trafodion pull request: [TRAFODION-1920] suppress SQL er...
Date Mon, 02 May 2016 04:44:10 GMT
Github user anoopsharma00 commented on a diff in the pull request:
    --- Diff: core/sql/exp/exp_eval.cpp ---
    @@ -862,7 +862,17 @@ ex_expr::exp_return_type ex_expr::evalClauses(ex_clause *clause,
           if (retcode == ex_expr::EXPR_ERROR)
    -	return retcode;
    +      {
    +        if((getPCodeMode() & ex_expr::ERROR_CONTINUE) > 0)
    +        {
    +          ExpTupleDesc::setNullValue( op_data[0],
    +                                      clause->getOperand(0)->getNullBitIndex(),
    +                                      clause->getOperand(0)->getTupleFormat() );
    +          retcode = ex_expr::EXPR_OK;
    --- End diff --
    Couple things:
    Codegen time: The flag to move null in case of an error should be set only if target is
    Runtime: Expr code should check to make sure that target is nullable before moving
    the null value. If target is non-nullable, then original error should be returned.

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