--不带参数的存储过程 CREATE procedure proc_sql1 as begin 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 end end execute proc_sql1 --数据查询不带参数的储存过程 create procedure proc_sql4 as begin 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%' ) end go execute proc_sql4 --带有输入参数的存储过程 create proc proc_sql5 @x1 int, @x2 int, @x3 int as begin 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)) end execute 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 @maxgz execute 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 output as 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=@changkuhao end --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 real execute proc_sql9 'wh1',@x1 output,@x2 output select @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) as begin declare @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 @msg end execute 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 int as 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 end GO execute proc_sql13 'zg1','wh1','张平','女',1350 execute proc_sql13 'zg42','wh11','张平','女',1350 execute proc_sql13 'zg42','wh1','张平','女',1350