jdbc中mysql多条SQL批量操作（CRUD）

jdbc:mysql://192.168.1.21:3306/database?useUnicode=true&characterEncoding=UTF8&rewriteBatchedStatements=true&serverTimezone=Asia/Shanghai&allowMultiQueries=true

jdbc-url中必须加上allowMultiQueries=true 才能支持多条的（以分号 ‘；’隔开）SQL执行。

  @Update({"<script>" +
            "<foreach collection='updateChannels' item='item' separator=';'>" +
            " UPDATE" +
            " device_channel" +
            " SET updateTime='${item.updateTime}'" +
            "<if test='item.name != null'>, name='${item.name}'</if>" +
            "<if test='item.manufacture != null'>, manufacture='${item.manufacture}'</if>" +
            "<if test='item.model != null'>, model='${item.model}'</if>" +
            "<if test='item.owner != null'>, owner='${item.owner}'</if>" +
            "<if test='item.civilCode != null'>, civilCode='${item.civilCode}'</if>" +
            "<if test='item.block != null'>, block='${item.block}'</if>" +
            "<if test='item.address != null'>, address='${item.address}'</if>" +
            "<if test='item.parental != null'>, parental=${item.parental}</if>" +
            "<if test='item.parentId != null'>, parentId='${item.parentId}'</if>" +
            "<if test='item.safetyWay != null'>, safetyWay=${item.safetyWay}</if>" +
            "<if test='item.registerWay != null'>, registerWay=${item.registerWay}</if>" +
            "<if test='item.certNum != null'>, certNum='${item.certNum}'</if>" +
            "<if test='item.certifiable != null'>, certifiable=${item.certifiable}</if>" +
            "<if test='item.errCode != null'>, errCode=${item.errCode}</if>" +
            "<if test='item.secrecy != null'>, secrecy='${item.secrecy}'</if>" +
            "<if test='item.ipAddress != null'>, ipAddress='${item.ipAddress}'</if>" +
            "<if test='item.port != null'>, port=${item.port}</if>" +
            "<if test='item.password != null'>, password='${item.password}'</if>" +
            "<if test='item.PTZType != null'>, PTZType=${item.PTZType}</if>" +
            "<if test='item.status != null'>, status='${item.status}'</if>" +
            "<if test='item.streamId != null'>, streamId='${item.streamId}'</if>" +
            "<if test='item.hasAudio != null'>, hasAudio=${item.hasAudio}</if>" +
            "<if test='item.longitude != null'>, longitude=${item.longitude}</if>" +
            "<if test='item.latitude != null'>, latitude=${item.latitude}</if>" +
            "WHERE deviceId=#{item.deviceId} AND channelId=#{item.channelId}"+
            "</foreach>" +
            "</script>"})
    void batchUpdate(List<DeviceChannel> updateChannels);