--不带参数的存储过程CREATE procedure proc_sql1asbegin declare @i int set @i=0 while @i<26 begin print char(ascii('a')+@i)+'的ASCII码是:'+cast(ascii('a')+@i as varchar(50)) set @i=@i+1 endendexecute proc_sql1--数据查询不带参数的储存过程create procedure proc_sql4asbegin select * from 职工 where 姓名 like '%张%' select * from 仓库 where 仓库号 in( select 仓库号 from 职工 where 姓名 like '%张%' )endgoexecute proc_sql4--带有输入参数的存储过程create proc proc_sql5 @x1 int,@x2 int,@x3 intasbegin declare @max int if @x1>@x2 set @max=@x1 else set @max=@x2 if @x3>@max set @max=@x3 print '3个数中最大的数是:'+cast(@max as varchar(50))endexecute proc_sql5 15,28,39--带有输入参数的查询存储过程create proc proc_sql7 @mingz int,@maxgz int as select * from 职工 where 工资 between @mingz and @maxgzexecute proc_sql7 1500,1800--带输入和输出参数的存储过程create proc proc_sql9 @changkuhao varchar(50),@maxgz int output,@avggz real outputas begin select * from 职工 where 仓库号=@changkuhao select @maxgz=max(工资) from 职工 where 仓库号=@changkuhao select @avggz=avg(工资) from 职工 where 仓库号=@changkuhaoend--显示指定仓库号的职工信息及该仓库号的最大工资和平均工资declare @x1 int,@x2 realexecute proc_sql9 'wh1',@x1 output,@x2 outputselect @x1 as wh1职工最大工资,@x2 as wh1职工平均工资---带登陆判断功能的存储过程create proc proc_sql10 @hyuser varchar(50),@hypwd varchar(50)asbegindeclare @msg varchar(50) if @hyuser='hystu1' begin if @hypwd='111' set @msg='用户名与密码正确,成功登录!' else set @msg='密码不正确,请重新输入!' end else if @hyuser='hystu2' begin if @hypwd='222' set @msg='用户名与密码正确,成功登录!' else set @msg='密码不正确,请重新输入!' end else if @hyuser='hystu3' begin if @hypwd='333' set @msg='用户名与密码正确,成功登录!' else set @msg='密码不正确,请重新输入!' end else set @msg='用户名不正确,请重新输入!'print @msgendexecute proc_sql10 'hystu1','111'--带有判断条件的插入功能的存储过程create proc proc_sql13 @zghao varchar(30),@ckhao varchar(30),@sname varchar(50),@sex varchar(10),@gz intas begin if exists(select * from 职工 where 职工号=@zghao) print '该职工已存在,请重新输入职工号!' else begin if exists(select * from 仓库 where 仓库号=@ckhao) begin insert into 职工(职工号,仓库号,姓名,性别,工资) values(@zghao,@ckhao,@sname,@sex,@gz) print '成功的插入一条记录' end else print '输入的仓库号不合法,请重新输入仓库号!' end endGOexecute proc_sql13 'zg1','wh1','张平','女',1350execute proc_sql13 'zg42','wh11',1350
ALTER PROCEDURE [dbo].[sp_TNotePost] @blockID INT,@Title nvarchar (200),@content TEXT,@userID bigint,@ip nvarchar (50),@Result int out ASBEGIN DECLARE @fdate date,@ID bigint,@fcontent nvarchar(200),@IErrorCount int BEGIN TRAN SET @fdate = GETDATE() --插入新帖 INSERT INTO T_Note (blockID,Title,content,userID,ip) VALUES (@blockID,@Title,@content,@userID,@ip) SET @IErrorCount=@IErrorCount+@@error SET @ID = @@IDENTITY select @fcontent=SUBSTRING(content,100) from T_Note where ID=@ID --更新版块信息 UPDATE T_topic SET num = num + 1,lastNoteID =@ID,lastNoteDate=@fdate,lastNoteTitle=@fcontent where blockID=@blockID SET @IErrorCount=@IErrorCount+@@error --更新个人其他基本信息 UPDATE T_User_Other SET noteCount=noteCount+1,lastNoteTime=@fdate,lastNoteTitle=@fcontent where userID=@userID SET @IErrorCount=@IErrorCount+@@errorIF @IErrorCount <> 0 --发生错误 BEGIN RolLBACK TRAN SET @Result=0 END ELSE BEGIN COMMIT TRAN SET @Result=@ID --执行成功 ENDEND总结
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