-SQL SERVER生成测试环境:

Create database Test;

go

USE [Test]

GO

if OBJECT_ID('Tab2','U') is not null

drop table Tab2

go

CREATE TABLE [dbo].[Tab2](

[ID] [int] IDENTITY(1,1) NOT NULL,

[TabID] [int] NOT NULL,

[Name2] [nvarchar](50) NULL

)

GO

SET IDENTITY_INSERT [dbo].[Tab2] ON

GO

INSERT [dbo].[Tab2] ([ID], [TabID], [Name2]) VALUES (1, 245575913, N'ID')

GO

INSERT [dbo].[Tab2] ([ID], [TabID], [Name2]) VALUES (2, 245575913, N'name')

GO

INSERT [dbo].[Tab2] ([ID], [TabID], [Name2]) VALUES (3, 277576027, N'ID')

GO

INSERT [dbo].[Tab2] ([ID], [TabID], [Name2]) VALUES (4, 277576027, N'Name2')

GO

INSERT [dbo].[Tab2] ([ID], [TabID], [Name2]) VALUES (5, 277576027, N'TabID')

GO

SET IDENTITY_INSERT [dbo].[Tab2] OFF

GO

if OBJECT_ID('P2','P') is not null

drop procedure P2

go

Create procedure P2

(

@StartID int,

@EndID int,

@Rowcount int output

)

as

select * from Tab2 where ID between @StartID and @EndID

set @Rowcount=@@ROWCOUNT

go

--打开Visual Studio—创建项目—选择【控制台应用程序】

#region Using Directives

using System;

using System.Data;

using System.Data.SqlClient;

using System.Collections.Generic;

using System.Linq;

using System.Text;

using System.Threading.Tasks;

#endregion

namespace TestExecute

{

class Program

{

static void Main(string[] args)

{

SqlConnection thisConnection = new SqlConnection(@"Server=(Local);Database=Test;User ID=sa;Password=1");

thisConnection.Open();

SqlCommand thisCommand = thisConnection.CreateCommand();

thisCommand.CommandType = CommandType.StoredProcedure;

thisCommand.CommandText = "P2";

IDataParameter[] parameters = {

new SqlParameter("@StartID",SqlDbType.Int),

new SqlParameter("@EndID",SqlDbType.Int),

new SqlParameter("@Rowcount",SqlDbType.Int),

new SqlParameter("return_value",SqlDbType.Int)

};

parameters[0].Value = "1";

parameters[1].Value = "5";

parameters[2].Direction = ParameterDirection.Output;

parameters[3].Direction = ParameterDirection.ReturnValue;

thisCommand.Parameters.AddRange(parameters);

thisCommand.ExecuteNonQuery();

thisConnection.Close();

Console.WriteLine("@Rowcount:{0}\nReturn_value:{1}",parameters[2].Value,parameters[3].Value);

Console.ReadKey();

}

}

}

--按F5运行结果：