关于存储过程的那些事

/*--1.取钱或存钱的存储过程*/
if exists (select * from sysobjects where name = 'usp_takeMoney')
drop proc usp_takeMoney
go
create procedure usp_takeMoney 
  @card char(19),
  @m money,
  @type char(4),
  @inputPass char(6)=''
 AS
   print '交易正进行,请稍后......'
   if (@type='支取')
      if ((SELECT pass FROM cardInfo WHERE cardID=@card)<>@inputPass )
         begin
           raiserror ('密码错误!',16,1)
           return -1
         end


    DECLARE @mytradeType char(4),@outMoney MONEY,@myCardID char(19)
    SELECT @mytradeType=tradeType,@outMoney=tradeMoney ,@myCardID=cardID FROM tradeInfo where cardID=@card
    DECLARE @mybalance money
    SELECT @mybalance=balance FROM cardInfo WHERE cardID=@card
    if (@type='支取') 
       if (@mybalance>=@m+1)
           update cardInfo set balance=balance-@m WHERE cardID=@myCardID
       else
          begin
            raiserror ('交易失败！余额不足！',16,1)
            
            print '卡号'+@card+'  余额：'+convert(varchar(20),@mybalance)   
            return -2
          end
    else
         update cardInfo set balance=balance+@m WHERE cardID=@card


    print '交易成功！交易金额：'+convert(varchar(20),@m)
    SELECT @mybalance=balance FROM cardInfo WHERE cardID=@card
    print '卡号'+@card+'  余额：'+convert(varchar(20),@mybalance) 
INSERT INTO tradeInfo(tradeType,cardID,tradeMoney) VALUES(@type,@card,@m) 
    RETURN 0
GO
--调用存储过程取钱或存钱 张三取300，李四存500
 --现实中的取款机依靠读卡器读出张三的卡号,这里根据张三的名字查出考号来模拟
declare @card char(19)
select @card=cardID from cardInfo Inner Join userInfo ON 
   cardInfo.customerID=userInfo.customerID where customerName='张三'
EXEC usp_takeMoney @card,10 ,'支取','123456' 
GO


select * from cardInfo Inner Join userInfo ON 
   cardInfo.customerID=userInfo.customerID where customerName='张三'


declare @card char(19)
select @card=cardID from cardInfo Inner Join userInfo ON 
   cardInfo.customerID=userInfo.customerID where customerName='李四'
EXEC usp_takeMoney @card,500 ,'存入'
select * from vw_cardInfo
select * from vw_tradeInfo
GO




/*--2.产生随机卡号的存储过程(一般用当前月份数\当前秒数\当前毫秒数乘以一定的系数作为随机种子) --*/
if exists (select * from sysobjects where name = 'usp_randCardID')
drop proc usp_randCardID
go
create procedure usp_randCardID @randCardID char(19) OUTPUT
  AS
    DECLARE @r numeric(15,8) 
    DECLARE @tempStr  char(10)
    SELECT  @r=RAND((DATEPART(mm, GETDATE()) * 100000 )+ (DATEPART(ss, GETDATE()) * 1000 )
                  + DATEPART(ms, GETDATE()) )
    set @tempStr=convert(char(10),@r) --产生0.xxxxxxxx的数字,我们需要小数点后的八位数字 
    set @randCardID='1010 3576 '+SUBSTRING(@tempStr,3,4)+' '+SUBSTRING(@tempStr,7,4)  --组合为规定格式的卡号
GO
--测试产生随机卡号
DECLARE @mycardID char(19) 
EXECUTE usp_randCardID @mycardID OUTPUT
print '产生的随机卡号为：'+@mycardID
GO




/*--3.开户的存储过程--*/
if exists (select * from sysobjects where name = 'usp_openAccount')
drop proc usp_openAccount
GO
create procedure usp_openAccount @customerName char(8),@PID char(18),@telephone char(13)
     ,@openMoney money,@savingName char(8),@address varchar(50)='' 
AS
   DECLARE @mycardID char(19),@cur_customerID int, @savingID int 
   --调用产生随机卡号的存储过程获得随机卡号
   EXECUTE usp_randCardID @mycardID OUTPUT
   while  exists(SELECT * FROM cardInfo WHERE cardID=@mycardID) 
      EXECUTE usp_randCardID @mycardID OUTPUT
   print '尊敬的客户,开户成功!系统为您产生的随机卡号为:'+@mycardID
   print '开户日期'+convert(char(10),getdate(),111)+'  开户金额:'+convert(varchar(20),@openMoney)
   IF not exists(select * from userInfo where PID=@PID)
       INSERT INTO userInfo(customerName,PID,telephone,address )
          VALUES(@customerName,@PID,@telephone,@address) 
SELECT @savingID = savingID FROM deposit WHERE savingName =@savingName
-- SELECT savingID FROM deposit WHERE savingName ='活期'
if @savingID is NULL
BEGIN
 RAISERROR('存款类型不正确,请重新输入!',16,1)
 RETURN -1
END
--PRINT CAST(@savingID AS varchar(10))
    select @cur_customerID=customerID from userInfo where PID=@PID
--PRINT CAST(@cur_customerID AS varchar(10))
    INSERT INTO cardInfo(cardID,savingID,openMoney,balance,customerID)
         VALUES(@mycardID,@savingID,@openMoney,@openMoney,@cur_customerID)
GO


--调用存储过程重新开户
EXEC usp_openAccount '王五','334456889012678','2222-63598978',1000,'活期','河南新乡' 
EXEC usp_openAccount '赵二','213445678912342222','0760-44446666',1,'定期一年' 
select * from vw_userInfo
select * from vw_cardInfo
GO




/*---- 4.打印对账单 ----*/
if exists (select * from sysobjects where name = 'usp_CheckSheet')
drop proc usp_CheckSheet
GO
CREATE PROCEDURE usp_CheckSheet
  @cardID varchar(19),
  @date1 datetime=NULL,
  @date2 datetime=NULL
AS
DECLARE @custName varchar(20)
DECLARE @curName varchar(20)
DECLARE @savingName varchar(20)
DECLARE @openDate datetime
SELECT @cardID=c.cardID, @curName=c.curID, @custName=u.customerName,
  @savingName=d.savingName , @openDate=c.openDate 
FROM cardInfo c, userInfo u, deposit d
WHERE c.customerID=u.customerID and c.savingID = d.savingID and cardID = @cardID --and u.customerName = user_name()
PRINT '卡号：' + @cardID
PRINT '姓名:' + @custName
PRINT '货币:' + @curName
PRINT '存款类型：' + @savingName
PRINT '开户日期：' + CAST(DATEPART(yyyy,@openDate) AS VARCHAR(4))+'年' + CAST(DATEPART(mm,@openDate) AS VARCHAR(2))+'月' + CAST(DATEPART(dd,@openDate) AS VARCHAR(2))+'日'
PRINT ' '
print '--------------------------------------------------------------------'


    IF @date1 IS NULL AND  @date2 IS NULL 
      BEGIN
SELECT tradeDate 交易日, tradeType 类型, tradeMoney 交易金额, remark 备注
FROM tradeInfo
WHERE cardID='1010 3576 1212 1134'--@cardID
ORDER BY tradeDate
RETURN
      END
    ELSE IF @date2 IS NULL 
      SET @date2 = getdate()
      
SELECT tradeDate 交易日, tradeType 类型, tradeMoney 交易金额, remark 备注
FROM tradeInfo
WHERE cardID=@cardID AND tradeDate BETWEEN @date1 AND @date2
ORDER BY tradeDate
GO
--测试打印对帐单
EXEC usp_CheckSheet '1010 3576 1212 1134'


EXEC usp_CheckSheet '1010 3576 1212 1134','2009-11-2','2009-11-30'




/*--5.输入页数和每页显示的记录数，实现分页显示*/
if exists (select * from sysobjects where name = 'usp_pagingDisplay')
DROP PROCEDURE usp_pagingDisplay
GO
CREATE PROCEDURE usp_pagingDisplay
  @records int = 10,
  @page int = 1
AS
  SET NOCOUNT ON


  DECLARE @rec1 int
  SET @rec1 = @records --@page * @records
  DECLARE @rec2 int
  SET @rec2 = (@page - 1) * @records


  DECLARE @statement nvarchar(200)
  SET @statement='SELECT TOP ' + CAST(@rec1 AS varchar(10)) + ' tradeDate 交易日期,tradeType 交易类型,cardID 卡号,trademoney 交易金额 FROM tradeInfo WHERE cardID not in (SELECT TOP '+ CAST(@rec2 AS varchar(10)) + ' cardID FROM tradeInfo)' 
  --print @statement
  EXEC SP_EXECUTESQL @statement,N'@rec1 int,@rec2 int',@rec1,@rec2
GO
--
EXEC usp_pagingDisplay 2,2




/*--6.查询、统计在指定时间段内没有发生交易的账户信息*/
if exists (select * from sysobjects where name = 'usp_getWithoutTrade')
drop proc usp_getWithoutTrade
GO
create procedure usp_getWithoutTrade
  @Num int output,
  @Amount decimal(18,2) output,
  @date1 datetime = NULL,
  @date2 datetime = NULL
AS
  IF @date1 IS NULL
  BEGIN
declare @dateStr varchar(50)
set @dateStr = convert(varchar(4),DATEPART(YY,GETDATE())) + '-'+convert(varchar(2),DATEPART(mm,GETDATE())) + '-1 00:00:00.000' 
set @date1 = convert(datetime, @datestr,101)
  END


  IF @date2 IS NULL
SET @date2 = getdate()


  SELECT distinct u.customerID 客户号,u.customerName 客户姓名,u.PID 身份证号,u.telephone 电话,address 地址 
  FROM userInfo u
  JOIN cardInfo c ON u.customerID = c.customerID
  WHERE c.cardID NOT IN (SELECT cardID FROM tradeInfo WHERE tradeDate Between @date1 and @date2)


  SELECT @Num=COUNT(customerID), @Amount=SUM(balance)
  FROM cardInfo
  WHERE cardID NOT IN (SELECT cardID FROM tradeInfo WHERE tradeDate Between @date1 and @date2)
GO


DECLARE @NUM int
DECLARE @Amount decimal(18,2)
DECLARE @date1 datetime
DECLARE @date2 datetime
SET @date1 = '2009-1-1'
SET @date2 = getdate()
EXEC usp_getWithoutTrade @NUM OUTPUT, @Amount OUTPUT--, @date1, @date2
PRINT '统计未发生交易的客户'
PRINT '---------------------------------------'
PRINT '客户人数：' + CAST(@NUM AS varchar(10)) + '  客户总余额：' + CAST(@Amount AS varchar(20))




/*--7.统计银行卡交易量和交易额*/
if exists (select * from sysobjects where name = 'usp_getTradeInfo')
drop proc usp_getTradeInfo
GO
create procedure usp_getTradeInfo
  @Num1 int output,
  @Amount1 decimal(18,2) output,
  @Num2 int output,
  @Amount2 decimal(18,2) output,
  @date1 datetime,
  @date2 datetime = NULL,
  @address varchar(20) = NULL
AS
  -- 初始化变量
  SET @Num1 = 0
  SET @Amount1 = 0


  SET @Num2 = 0
  SET @Amount2 = 0


  IF @date2 IS NULL
SET @date2 = getdate()


  IF @address IS NULL
   BEGIN
 SELECT @Num1=COUNT(tradeMoney), @Amount1=SUM(tradeMoney)
 FROM tradeInfo
 WHERE tradeDate BETWEEN @date1 AND @date2 AND tradeType='存入'


 SELECT @Num2=COUNT(tradeMoney), @Amount2=SUM(tradeMoney)
 FROM tradeInfo
 WHERE tradeDate BETWEEN @date1 AND @date2 AND tradeType='支取'
    END
  ELSE
   BEGIN
 SELECT @Num1=COUNT(tradeMoney), @Amount1=SUM(tradeMoney)
 FROM tradeInfo JOIN cardInfo ON tradeInfo.cardID = cardInfo.cardID
           JOIN userInfo ON cardInfo.customerID = userInfo.customerID
 WHERE tradeDate BETWEEN @date1 AND @date2 AND tradeType='存入'
        AND address Like '%'+@address+'%'
 SELECT @Num2=COUNT(tradeMoney), @Amount2=SUM(tradeMoney)
 FROM tradeInfo JOIN cardInfo ON tradeInfo.cardID = cardInfo.cardID
           JOIN userInfo ON cardInfo.customerID = userInfo.customerID
 WHERE tradeDate BETWEEN @date1 AND @date2 AND tradeType='支取'
        AND address Like '%'+@address+'%'
    END
GO


--测试
DECLARE @CNT1 int
DECLARE @Total1 decimal(18,2)
DECLARE @CNT2 int
DECLARE @Total2 decimal(18,2)
DECLARE @date1 datetime
DECLARE @date2 datetime
SET @date1 = '2009-1-1'
SET @date2 = getdate()
EXEC usp_getTradeInfo @CNT1 OUTPUT, @Total1 OUTPUT, @CNT2 OUTPUT, @Total2 OUTPUT, @date1, @date2--, '北京'
PRINT '统计银行卡交易量和交易额'
PRINT ''
PRINT '起始日期：' + CONVERT(varchar(10),@date1,102) +  '  截止日期：' + CONVERT(varchar(10),@date2,102)
PRINT '-----------------------------------------------------------'
PRINT '存入笔数：' + CAST(@CNT1 AS varchar(20)) + '  存入金额：' + CAST(@Total1 AS varchar(20))
PRINT '支取笔数：' + CAST(@CNT2 AS varchar(20)) + '  支取金额：' + CAST(@Total2 AS varchar(20))
PRINT '-----------------------------------------------------------'
PRINT '发生笔数：' + CAST(@CNT1+@CNT2 AS varchar(20)) + '  结余金额：' + CAST(@Total1-@Total2 AS varchar(20))
GO