mybaits的占位符的嵌套

mybaits的占位符的嵌套

  <insert id="saveDataMapCHG" parameterType="map" >

    INSERT INTO TB_CUS_FIRM_AFFIX_CHG

    <foreach collection="param.keys" item="k" open="(" close=")" separator=",">   

        ${k} 

   </foreach> 

     VALUES 

    <foreach collection="param.keys" item="k" open="(" close=")" separator=",">   

    <if test="null != param[k]">    

        #{param[${k}]}  

    </if>  

 </foreach> 

  

  </insert>