SQL 高级 -- 第九章查询小项目
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--修改张三卡号 密码 update cardInfo set pass=123456 where cardID = '1010357612345678' --修改李四卡号 密码 update cardInfo set pass=123123 where cardID = '1010357612345678'--办理银行卡挂失update cardInfo set isreportloss = 1 where customerID = (select customerID from userInfo where customerName='李四')declare @inMoney moneyselect @inMoney=SUM(tradeMoney) from tradeInfo where tradeType = '存入' print @inmoney declare @outMoney moneyselect @outMoney=SUM(tradeMoney) from tradeInfo where tradeType = '支取' print @outmoney print '银行流通余额总计为:'+convert(varchar(20),@inMoney-@outMoney) + 'RMB'print '盈利结算为:'+convert(varchar(20),@outMoney * 0.008-@inMoney * 0.003) + 'RMB'--查询本周开户信息SELECT cardInfo.cardID 卡号,customername 姓名,curid 货币,savingname 存款类型,opendate 开户日期,openMoney 开户金额,trademoney 存款余额,isreportloss 账户状态from cardInfo,userInfo,Deposit,tradeInfowhere datediff(day,getDate(),openDate) < datepart(weekday,openDate) --查询本月交易额最高的卡号select top 1 cardID 卡号 ,max(tradeMoney) 最高交易金额from tradeInfo where datepart(mm,getDate())=datepart(mm,tradeDate)group by cardID order by max(tradeMoney)desc --查询挂失客户 select * from userInfo where customerID in (select customerID from cardInfo where IsReportLoss = 1)--催款提醒业务select customerName as 客户姓名,telephone as 联系电话,balance as 存款余额 from userInfoinner join cardInfo on userInfo.customerID=cardInfo.customerID where balance<200--用例5--输出银行客户记录goCREATE VIEW VW_userInfoasselect customerID 客户编号,customerName 开户名称,PID 身份证号,telephone 电话号码,address 居住地址from userInfogo--输出银行卡记录goCREATE VIEW vw_cardInfo ASselect cardID 卡号,customerName 客户,curID 货币种类,savingName 存款类型,openDate 开户日期,balance 余额,pass 密码,case IsReportLoss when 1 then '挂失'when 0 then '未挂失'end 是否挂失 from cardInfo,Deposit,userInfo where userInfo.customerID=cardInfo.customerID and cardInfo.savingID=Deposit.savingID go -- 银行卡交易记录go CREATE VIEW vw_transInfo ASselect tradeDate 交易日期,tradeType 交易类型,cardID 卡号,tradeMoney 交易金额,remark 备注 from tradeInfogo--用例六--创建存储过程--完成存款或取款业务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 0GOdeclare @card char(19)select @card=cardID from cardInfo Inner Join userInfo ON cardInfo.customerID=userInfo.customerID where customerName='大豆'EXEC usp_takeMoney @card,10 ,'支取','123456' GOselect * from cardInfo Inner Join userInfo ON cardInfo.customerID=userInfo.customerID where customerName='黄豆'declare @card char(19)select @card=cardID from cardInfo Inner Join userInfo ON cardInfo.customerID=userInfo.customerID where customerName=' 小毛豆'EXEC usp_takeMoney @card,500 ,'存入'select * from vw_cardInfoselect * from vw_transInfo GOif exists (select * from sysobjects where name = 'usp_randCardID')drop proc usp_randCardIDgocreate 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) 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 OUTPUTprint '产生的随机卡号为：'+@mycardIDGO------------------------3.完成开户任务----------------if exists (select * from sysobjects where name = 'usp_openAccount')drop proc usp_openAccountGOcreate 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' select * from vw_userInfoselect * from vw_cardInfoGO---分页查询交易数据/*--4.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_pagingDisplayGOCREATE PROCEDURE usp_pagingDisplay @records int = 10, @page int = 1AS 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,@rec2GO--EXEC usp_pagingDisplay 2,2---5.打印客户对账单if exists (select * from sysobjects where name = 'usp_CheckSheet')drop proc usp_CheckSheetGOCREATE PROCEDURE usp_CheckSheet @cardID varchar(19), @date1 datetime=NULL, @date2 datetime=NULLASDECLARE @custName varchar(20)DECLARE @curName varchar(20)DECLARE @savingName varchar(20)DECLARE @openDate datetimeSELECT @cardID=c.cardID, @curName=c.curID, @custName=u.customerName, @savingName=d.savingName , @openDate=c.openDate FROM cardInfo c, userInfo u, deposit dWHERE c.customerID=u.customerID and c.savingID = d.savingID and cardID = @cardID --and u.customerName = user_name()PRINT '卡号：' + @cardIDPRINT '姓名:' + @custNamePRINT '货币:' + @curNamePRINT '存款类型：' + @savingNamePRINT '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 BEGINSELECT tradeDate 交易日, tradeType 类型, tradeMoney 交易金额, remark 备注FROM tradeInfoWHERE cardID='1010 3576 1212 1134'--@cardIDORDER BY tradeDateRETURN 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 tradeInfoWHERE cardID=@cardID AND tradeDate BETWEEN @date1 AND @date2ORDER BY tradeDateGO--测试对帐单EXEC usp_CheckSheet '1010 3576 1212 1134'EXEC usp_CheckSheet '1010 3576 1212 1134','2009-11-2','2009-11-30'--统计未发生交易的账户if exists (select * from sysobjects where name = 'usp_getWithoutTrade')drop proc usp_getWithoutTradeGOcreate procedure usp_getWithoutTrade @Num int output, @Amount decimal(18,2) output, @date1 datetime = NULL, @date2 datetime = NULLAS IF @date1 IS NULL BEGINdeclare @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 NULLSET @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)GODECLARE @NUM intDECLARE @Amount decimal(18,2)DECLARE @date1 datetimeDECLARE @date2 datetimeSET @date1 = '2009-1-1'SET @date2 = getdate()EXEC usp_getWithoutTrade @NUM OUTPUT, @Amount OUTPUT--, @date1, @date2PRINT '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_getTradeInfoGOcreate 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) = NULLAS -- 初始化变量 SET @Num1 = 0 SET @Amount1 = 0 SET @Num2 = 0 SET @Amount2 = 0 IF @date2 IS NULLSET @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+'%' ENDGO--测试DECLARE @CNT1 intDECLARE @Total1 decimal(18,2)DECLARE @CNT2 intDECLARE @Total2 decimal(18,2)DECLARE @date1 datetimeDECLARE @date2 datetimeSET @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--例7：利用事务实现较复杂的数据更新--转帐的事务存储过程if exists (select * from sysobjects where name = 'usp_tradefer')drop proc usp_tradeferGOcreate procedure usp_tradefer @card1 char(19), @pwd char(6), @card2 char(19), @outmoney money AS DECLARE @date1 datetime DECLARE @date2 datetime SET @date1 = getdate() begin tran print '开始转帐，请稍后......' DECLARE @errors int set @errors=0 DECLARE @result int EXEC @result=usp_takeMoney @card1,@outmoney ,'支取',@pwd --'123123' set @errors=@errors+@@error if (@errors > 0 or @result <> 0)begin print '转帐失败！' rollback tran RETURN -1end EXEC @result=usp_takeMoney @card2,@outmoney ,'存入' set @errors=@errors+@@error if (@errors > 0 or @result <> 0) begin print '转帐失败！' rollback tran RETURN -1 end else begin print '转帐成功！' commit tran SET @date2 = getdate() print '打印转出账户对账单' PRINT '-------------------' EXEC usp_CheckSheet @card1,@date1,@date2 print '打印转入账户对账单' PRINT '-------------------' EXEC usp_CheckSheet @card2,@date1,@date2 RETURN 0 endGOdeclare @card1 char(19),@card2 char(19)select @card1=cardID from cardInfo Inner Join userInfo ON cardInfo.customerID=userInfo.customerID where customerName='李四'select @card2=cardID from cardInfo Inner Join userInfo ON cardInfo.customerID=userInfo.customerID where customerName='张三'--调用EXEC usp_tradefer @card1,'123123',@card2,2000 0 0
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