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  • ibatis映射及参数设置

    <sqlMap namespace="sc_item">
      <resultMap id="scaleItem" class="cn.db.model.ScaleItem" >
        <result property="id" column="id"/>
        <result property="scaleId" column="scaleId"/>
        <result property="content" column="content"/>
        <result property="status" column="status"/>
        <result property="dimensionId" column="dimensionId"/>
        <result property="serial" column="serial"/>
      </resultMap>


      <delete id="batchDelete">
        <![CDATA[
        DELETE FROM sc_item
        WHERE
        scaleId = #scaleId#
        AND
        ID = #id#
        ]]>
      </delete>
    </sqlMap>

    红色是对应class中类的属性,紫色是参数,调用该语句的时候要注意参数是否对应。如:

    private void deleteItems(String scaleId, List<Long> itemIds){
      if(itemIds == null || itemIds.size() == 0) return;
      List<Map<String, Object>> params = new ArrayList<Map<String,Object>>();
      for (Long itemId : itemIds) {
        Map<String, Object> param = new HashMap<String, Object>();
        param.put("scaleId", scaleId);
        param.put("id", itemId);
        params.add(param);
      }
      this.dao.batchDelete("sc_item.batchDelete", params);
    }

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  • 原文地址:https://www.cnblogs.com/mubin/p/3688163.html
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