} else {
			output, err = output.Set(fmt.Sprintf("_%d", i+1), v)
		}
		if err != nil {
			return err
		}
	}
	return nil
}

func (e *SelectStatement) isPassingWhereClause(input Record) (bool, error) {
	if e.selectAST.Where == nil {
		return true, nil
	}
	value, err := e.selectAST.Where.evalNode(input, e.tableAlias)
	if err != nil {
		return false, err
	}