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.net操作数据库

/****** Object: StoredProcedure [dbo].[procLogin] Script Date: 08/14/2017 19:18:31 ******/ SET ANSI_NULLS ON GO SET QUOTED_IDENTIFIER ON GO -- ============================================= -- Author: <Author,,Name> -- Create date: <Create Date,,> -- Description: <Description,,> -- ============================================= ALTER PROCEDURE [dbo].[procLogin] @userName varchar(50), @password varchar(50) AS BEGIN -- SET NOCOUNT ON added to prevent extra result sets from -- interfering with SELECT statements. SET NOCOUNT ON; -- Insert statements for procedure here SELECT * FROM [user] WHERE user_name = @userName AND password = @password END

调用

SqlConneteion conn = new SqlConnection("数据库信息");
SqlCommand command = new SqlCommand("存储过程名",conn)

command.CommandType = CommandType.StoreProcedure.
command.Parameter是.Add(new SqlParameter("@userName",userName));

SqlReader dr = command.executeReader()
一行一行读 读取不到返回false

得到宿处参数值  

 

SqlParameter count = new SqlParameter("@count", 0);
count.Direction = System.Data.ParameterDirection.Output;
command.Parameters.Add(count);

 

int a= count.value();

 

.net操作数据库

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