ibatis批量导入
ibatis中xml,sql配置文件写法,list[]对应传入的list对象
<insert id="abatorgenerated_insertByBatch" parameterClass="java.util.List" > <!-- WARNING - This element is automatically generated by Abator for iBATIS, do not modify. This element was generated on Fri May 18 15:34:06 CST 2018. --> <![CDATA[ insert into t_cpl_info (cpl_uuid, material_name, clip, remark1, remark2, valid, create_time, create_user, update_time, update_user) values ]]> <iterate conjunction ="," > <![CDATA[ (#list[].cplUuid#, #list[].materialName#, #list[].clip#,#list[].remark1#,#list[].remark2#,#list[].valid#,#list[].createTime#,#list[].createUser#,#list[].updateTime#,#list[].updateUser#) ]]> </iterate> </insert>
对应的dao层批量插入实现:
public Long insertByBatch(List<CplInfo> list) { //每批次插入数量 int batchCount = 1000; //游标 int index = 0; //批次 int batchNum = 1; for(;;){ if(index+batchCount>=list.size()){ //一次可全部插入 getSqlMapClientTemplate().insert("ext_cpl_info.abatorgenerated_insertByBatch" , list.subList(index,list.size())); break; }else { //需要多次插入 List<CplInfo> cplInfo = list.subList(index, index + batchCount); getSqlMapClientTemplate().insert("ext_cpl_info.abatorgenerated_insertByBatch" , cplInfo); index = index+batchCount; } batchNum++; } System.out.println("over~,总共插入"+list.size()+"条,插入了"+batchNum+"批"); return null; }
通过上面的实现数据批量的限制条数的插入。