IBATIS RESUTL 에러

<select id="selectCutMchCode" resultClass="java.util.HashMap" parameterClass="java.util.Map">

SELECT DISTINCT CUT_BAY_NO CUT_BAY_NO,

<dynamic>

<isEqual property="rpst" compareValue="true">

RPST_CUT_MCH_CODE CUT_MCH_CODE

</isEqual>

<isEqual property="rpst" compareValue="false">

CUT_MCH_CODE

</isEqual>

</dynamic>

 FROM 테이블

</select>

<select id="selectCutMchCode" resultClass="java.util.HashMap" parameterClass="java.util.Map">

SELECT DISTINCT CUT_BAY_NO CUT_BAY_NO,

<dynamic>

<isEqual property="rpst" compareValue="true">

RPST_CUT_MCH_CODE

</isEqual>

<isEqual property="rpst" compareValue="false">

CUT_MCH_CODE

</isEqual>

</dynamic>

  FROM 테이블

</select>

위와같이 SELECT 절에 RESULT절이 다른경우 ERROR