sql 模版

 1 SET ANSI_NULLS ON
 2 GO
 3 SET QUOTED_IDENTIFIER ON
 4 GO
 5 -- =============================================
 6 -- Author:        <Author,,Name>
 7 -- Create date: <Create Date,,>
 8 -- Description:    <Description,,>
 9 -- =============================================
10 alter PROCEDURE CourseProcedure
11     @C# int,
12     @Cname nvarchar(50),
13     @MESSAGE nvarchar(100) output----提示信息(输出参数)
14 AS
15 BEGIN
16     declare @Cnames nvarchar(20),@errmsg nvarchar(100),@sql nvarchar(200)
17     
18     --动态执行sql语句 输出输入参数
19     set @sql=‘select @Cnames=Cname from Course where C#=@C#‘
20     exec sp_executesql @sql,N‘ @Cnames nvarchar(20) out,@C# int‘,@Cnames  out,@C#
21     
22     --exec 执行没有带参数的动态sql
23     --直接执行sql语句
24     --exec (‘select * from mytable‘)  
25     --拼接sql语句
26     --SET @sql = N‘SELECT COUNT(*) FROM ‘ + QUOTENAME(@schemaname) + N‘.‘ + QUOTENAME(@tablename) + N‘;‘  
27     --exec(@sql)
28     --exec @sql
29     
30     select * into #Course from Course
31     IF @@ROWCOUNT>0
32     begin
33        SELECT * FROM #Course
34        SELECT @MESSAGE  =N‘测试信息!‘
35        RETURN
36     end
37     
38     begin transaction --开始事务
39     begin try
40       select * from Course
41       commit transaction --提交事务
42       select @MESSAGE=‘成功‘
43     end try
44     begin catch
45       rollback transaction --回滚事务
46       --返回错误信息
47       if (ERROR_SEVERITY()<>11)
48       begin
49          SELECT @errmsg=‘错误信息：‘ + Error_Message() + ‘ 过程：‘ + isnull(Error_Procedure(),‘未知‘) + ‘。 行号：‘ + convert(varchar
50          ,Error_Line()) + ‘。‘;
51          raiserror(@errmsg, 16, 1);
52       end
53       else
54       begin
55          SELECT @errmsg=Error_Message();
56          raiserror(@errmsg, 11, 1);
57       end
58     end catch
59 END
60 GO
61 
62 --存储过程调用
63 DECLARE @C# int, @Cname nvarchar(80), @MESSAGE nvarchar(80)
64 set @C#=1
65 set @Cname=‘11‘
66 exec CourseProcedure @C#,@Cname,@MESSAGE output 
67 select @MESSAGE
68 exec CourseProcedure 1,‘11‘,‘‘