mysql批量新增的语法

?useUnicode=true//语序编码反射光hi

&characterEncoding=UTF-8//字符

&autoReconnect=true//自动连接

&useAffectedRows=true

&zeroDateTimeBehavior=convertToNull//时区转换

&autoReconnect=true//自动连接

&failOverReadOnly=false

&allowMultiQueries=true   批量处理多条sql语句

根据列的选择进行批量插入，列需要就插入值，列不需要就不插入值，allowMultiQueries=true

List<OrderInfoProduct> orderInfoProducts= (List<OrderInfoProduct>) orderRequestAddParam.getOrderInfoProducts();

<foreach collection="list" item="item" index="index" separator =";"> //分号分隔，符合mysql语法特点
insert into ORDER_INFO_PRODUCT
  <trim prefix="(" suffix=")" suffixOverrides=",">
    <if test="item.customerId != null">
      CUSTOMER_ID,
    </if>
    <if test="item.customerName != null">
      CUSTOMER_NAME,
    </if>
  </trim>
  <trim prefix="VALUES(" suffix=")" suffixOverrides=",">
    <if test="item.customerId != null">
      #{item.customerId,jdbcType=VARCHAR},
    </if>
    <if test="item.customerName != null">
      #{item.customerName,jdbcType=VARCHAR},
    </if>
  </trim>
</foreach>