- SQL code
create table S(PID varchar(30) ,pname nvarchar(10),amt decimal(18,1),paid decimal(18,1),account decimal(18,1))insert into S values ('201201','001',6000,6500,500)insert into S values ('201201','002',5000,7000,2000)insert into S values ('201201','003',600,600,0)insert into S values ('201201','004',600,550,-50)insert into S values ('201201','005',5000,6000,1000)insert into S values ('201202','002',100,650,550)insert into S values ('201202','004',6000,16500,10500)insert into S values ('201203','001',6000,6500,500)insert into S values ('201203','002',5000,7000,2000)insert into S values ('201203','005',700,100,-600)insert into S values ('201203','006',8000,10500,2500)--PID 发生期间 ,PNAME 供应商 ,amt 采购金额,paid 付款金额,account 当月余额(即当月paid-amt)
账龄分析表
供应商 总余额 1个月 2个月 3个月 3个月以前
001 1000.0
002 4550.0
003 .0
004 10450.0
005 400.0
006 2500.0
------解决方案--------------------
- SQL code
create table S(PID varchar(30) ,pname nvarchar(10),amt decimal(18,1),paid decimal(18,1),account decimal(18,1))insert into S values ('201201','001',6000,6500,500)insert into S values ('201201','002',5000,7000,2000)insert into S values ('201201','003',600,600,0)insert into S values ('201201','004',600,550,-50)insert into S values ('201201','005',5000,6000,1000)insert into S values ('201202','002',100,650,550)insert into S values ('201202','004',6000,16500,10500)insert into S values ('201203','001',6000,6500,500)insert into S values ('201203','002',5000,7000,2000)insert into S values ('201203','005',700,100,-600)insert into S values ('201203','006',8000,10500,2500)go--第一种方法。select t.pname 供应商, sum(account) 总余额, sum(case when datediff(mm,pid+'01',getdate()) = 0 then account else 0 end) [1个月], sum(case when datediff(mm,pid+'01',getdate()) = 1 then account else 0 end) [2个月], sum(case when datediff(mm,pid+'01',getdate()) = 2 then account else 0 end) [3个月], sum(case when datediff(mm,pid+'01',getdate()) >= 3 then account else 0 end) [3个月以前]from s t group by pname/*供应商 总余额 1个月 2个月 3个月 3个月以前 ---------- ---------------------------------------- ---------------------------------------- ---------------------------------------- ---------------------------------------- ---------------------------------------- 001 1000.0 500.0 .0 500.0 .0002 4550.0 2000.0 550.0 2000.0 .0003 .0 .0 .0 .0 .0004 10450.0 .0 10500.0 -50.0 .0005 400.0 -600.0 .0 1000.0 .0006 2500.0 2500.0 .0 .0 .0(所影响的行数为 6 行)*/--第二种方法。select t.pname 供应商, sum(account) 总余额, isnull((select sum(account) from s where pname = t.pname and datediff(mm,pid+'01',getdate()) = 0),0) [1个月], isnull((select sum(account) from s where pname = t.pname and datediff(mm,pid+'01',getdate()) = 1),0) [2个月], isnull((select sum(account) from s where pname = t.pname and datediff(mm,pid+'01',getdate()) = 2),0) [3个月], isnull((select sum(account) from s where pname = t.pname and datediff(mm,pid+'01',getdate()) >= 3),0) [3个月以前]from s t group by pname/*供应商 总余额 1个月 2个月 3个月 3个月以前 ---------- ---------------------------------------- ---------------------------------------- ---------------------------------------- ---------------------------------------- ---------------------------------------- 001 1000.0 500.0 .0 500.0 .0002 4550.0 2000.0 550.0 2000.0 .0003 .0 .0 .0 .0 .0004 10450.0 .0 10500.0 -50.0 .0005 400.0 -600.0 .0 1000.0 .0006 2500.0 2500.0 .0 .0 .0(所影响的行数为 6 行)*/drop table s