gold_java/src/main/resources/mapperPay/PayMapper.xml

<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE mapper
        PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
        "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
<mapper namespace="com.example.demo.mapperPay.PayMapper">
    <select id="getPay" resultType="com.example.demo.domain.dou.Pay">
        SELECT gps.`name` as payStyle,go.jwcode,mi.name,mi.deptName,mi.shopName,go.type,go.order_no,go.price,go.count,gps.`name`,go.success_time from g_order as go
LEFT JOIN member_info as mi on go.jwcode = mi.jwcode
            LEFT JOIN g_pay_style gps on go.pay_style=gps.id
        <where>
            <if test="jwcode != null">
               and go.jwcode = #{jwcode}
            </if>
            <if test="orderNo != null and orderNo.length > 0">
                and go.order_no = #{orderNo}
            </if>
            <if test="type != null and type.length > 0">
                and go.type = #{type}
            </if>
            <if test="payStyle != null and payStyle.length > 0">
                and  gps.`name` = #{payStyle}
            </if>
            <if test="deptName !=null and deptName.length > 0">
                and mi.deptName = #{deptName}
            </if>
          <if test="startTime != null and endTime != null">
                and FROM_UNIXTIME(go.success_time) BETWEEN #{startTime} AND #{endTime}
            </if>
        </where>
        <choose>
            <when test="sortField != null and sortField.length > 0 or sortOrder != null and sortOrder.length > 0">
                ORDER BY ${sortField} ${sortOrder}
            </when>
        </choose>
    </select>
    <select id="getPayIp" resultType="java.lang.String">
        SELECT DISTINCT deptName FROM member_info
    </select>
    <select id="getStyle" resultType="java.lang.String">
        SELECT DISTINCT `name` FROM g_pay_style
    </select>
    <select id="getRechargeTotal" resultType="com.example.demo.domain.dou.RechargeTotal">
        SELECT
        sum(price) as priceTotal,
        sum(count) as countTotal
        FROM g_order as go
        LEFT JOIN g_pay_style gps on go.pay_style=gps.id
        <where>
            <if test="jwcode != null">
                and go.jwcode = #{jwcode}
            </if>
            <if test="orderNo != null and orderNo.length > 0">
                and go.order_no = #{orderNo}
            </if>
            <if test="type != null and type.length > 0">
                and go.type = #{type}
            </if>
            <if test="payStyle != null and payStyle.length > 0">
                and  gps.`name` = #{payStyle}
            </if>
            <if test="deptName !=null and deptName.length > 0">
                and mi.deptName = #{deptName}
            </if>
            <if test="startTime != null and endTime != null">
                and FROM_UNIXTIME(go.success_time) BETWEEN #{startTime} AND #{endTime}
            </if>
        </where>
    </select>
</mapper>