<query id="getStockList" action="select">

    <tables>

        <table name="bw_stockprice" />

    </tables>

    <columns>

        <column name="*" />

    </columns>

    <conditions>

        <condition operation="in" column="isin" var="isin" />

        <condition operation="less" column="last_update" var="last_update" default="curdate()" />

    </conditions>

</query> 

    function getStockList($isin) {

        $args->isin = $isin;

        $out_gsl = executeQuery('bw_stockprice.getStockList', $args);

        var_dump($out_gsl);

        return $out_gsl;

    } 

object(Object)#67 (4) { ["error"]=> int(1064) ["message"]=> string(168) "You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '?) `last_update` <= ?' at line 1" ["variables"]=> array(2) { ["_query"]=> string(98) "SELECT * FROM `xe_bw_stockprice` as `bw_stockprice` WHERE `isin` in (?) `last_update` <= ? " ["_elapsed_time"]=> string(7) "0.00016" } ["httpStatusCode"]=> NULL }