finance-SysLettersMapper

<?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.chinasoft.mybatis.dao.SysLettersMapper">
<resultMap id="BaseResultMap" type="SysLetters">

</resultMap>



  <!-- 查询合同的数量,总金额,已回款,待回款  -->
<select id="selectSumContract" resultType="SysLetters">
SELECT
   COUNT(number) AS number,
    SUM(b.money) AS smoney,
    SUM(b.back_money) AS backMoney,
    SUM(b.left_money) AS leftMoney
   FROM
   (SELECT
   a.*
    FROM
    (SELECT clcobcl.* ,clcobcl.money-clcobcl.back_money AS left_money
    FROM
    (SELECT clcobc.id ,clcobc.number,clcobc.name,clcobc.type,clcobc.money,clcobc.create_name,clcobc.create_time,clcobc.associated_customers,clcobc.contract_no,clcobc.back_money_state,SUM(clcobc.back_money) AS back_money
    FROM
    (SELECT clco.id ,clco.number,clco.name,clco.type,clco.money,clco.create_name,clco.create_time,clco.associated_customers,
    bm.contract_no,
    bm.back_money_state,
    IF(bm.back_money_state = 1,bm.back_money,0) AS back_money
    FROM
    (SELECT DISTINCT
    con.id ,
    con.number,
    con.name,
    con.type,
    con.money,
    con.create_name,
    con.create_time,
    sc.name AS associated_customers
    FROM sys_contract AS con
    LEFT JOIN
    sys_client AS sc
    ON sc.name = con.associated_customers) AS clco
    LEFT JOIN
    sys_back_money AS bm
    ON clco.number = bm.contract_no) AS clcobc
    GROUP BY clcobc.number) AS clcobcl) AS a
    LEFT JOIN
    sys_project_expense AS spe
    ON  a.number = spe.contract_number
    GROUP BY a.number) AS b

</select>

 <select id="selectSumTack" resultType="SysLetters">
   SELECT
   c.ex1 AS adminExpense,
   c.ex2 AS clientExpense,
   d.ex3 AS projectExpense
   FROM(
      SELECT a.*,b.*
      FROM (
        SELECT
        SUM(expense) AS ex1
        FROM
        sys_administration_expense   )
        AS a
        CROSS JOIN
       (SELECT SUM(expense) AS ex2
        FROM
        sys_client_expense) AS b
       WHERE 1=1
        ) AS c
         CROSS JOIN (
         SELECT SUM(expense) AS ex3
         FROM sys_project_expense ) AS d
        WHERE 1=1
 </select>


    <select id="selectTotal" resultType="SysLetters">
    SELECT
    e.admin_expense + e.client_expense + e.project_expense AS sumTotal
    FROM (
    SELECT
    c.ex1 AS admin_expense,
    c.ex2 AS client_expense,
    d.ex3 AS project_expense
    FROM(
    SELECT a.*,b.*
    FROM (
    SELECT
    SUM(expense) AS ex1
    FROM sys_administration_expense   ) AS a
    CROSS JOIN
   (SELECT SUM(expense) AS ex2
   FROM sys_client_expense) AS b
   WHERE 1=1
   ) AS c  CROSS JOIN (
   SELECT SUM(expense) AS ex3
   FROM sys_project_expense ) AS d
    WHERE 1=1) AS e
    </select>
</mapper>