sql 储存过程的使用

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-<span style="background-color: rgb(255, 255, 0);">-获取所有数据 根据自定义函数传人类型id返回类型名称</span>

USE [Cloths]

GO

/****** Object:  StoredProcedure [dbo].[Proc_all]    Script Date: 05/23/2014 12:10:37 ******/

SET
ANSI_NULLS ON

GO

SET
QUOTED_IDENTIFIER ON

GO

ALTER PROCEDURE   [dbo].[Proc_all]

AS

BEGIN

    SET
NOCOUNT ON;

   select
ClothColorId ,Name
,<span style="background-color: rgb(255, 0, 0);">dbo.myfun1(TypeId)</span> as
typename from
dbo.ClothColors;

END

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USE [Cloths]

GO

/****** Object:  UserDefinedFunction [dbo].[myfun1]    Script Date: 05/23/2014 13:53:46 ******/

SET
ANSI_NULLS ON

GO

SET
QUOTED_IDENTIFIER ON

GO

<span style="background-color: rgb(255, 255, 0);"> --自定义函数</span>

ALTER FUNCTION  [dbo].[myfun1]

(  

 @a varchar(50)

)

 returns
varchar(50)

as

begin

 declare
@name varchar(50);

 select
@name=[types].name
from [types] where
[email protected];

 return
@name;

end

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USE [Cloths]

GO

/****** Object:  StoredProcedure [dbo].[Proc_all]    Script Date: 05/23/2014 13:56:48 ******/

SET
ANSI_NULLS ON

GO

SET
QUOTED_IDENTIFIER ON

GO<br>--<span style="background-color: rgb(255, 255, 0);">储存过程</span>

ALTER PROCEDURE   [dbo].[Proc_all]

(

 @name
varchar(50), --<span style="background-color: rgb(255, 255, 0);">默认传人</span>

 @count
int output

)

AS

BEGIN

    SET
NOCOUNT ON;

   select
ClothColorId ,Name
,dbo.myfun1(TypeId) as
typename from
dbo.ClothColors where
Name[email protected]name;

   select
@count=COUNT(1) from
dbo.ClothColors;

END

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SqlCommand comm = new
SqlCommand();

          comm.Connection = new
SqlConnection("Data Source=.;Initial Catalog=Cloths;Integrated Security=True");

          comm.CommandType = CommandType.StoredProcedure;

          comm.CommandText = "Proc_all";

          comm.Parameters.Add(new
SqlParameter("@name", "大红"));//传人参数

          comm.Parameters.Add(new
SqlParameter("@count",DbType.Int32));

          comm.Parameters["@count"].Direction = <span style="background-color: rgb(255, 255, 0);">ParameterDirection.Output; //这个必须写，不写不会返回要传出的参数</span>

          SqlDataAdapter sda = new
SqlDataAdapter(comm);

          DataSet ds=new
DataSet ();

          sda.Fill(ds);