1. 返回單一記錄集的存儲(chǔ)過(guò)程

SqlConnection conn = new SqlConnection(ConStr);
SqlCommand cmd = new SqlCommand();
cmd.Connection = conn;
cmd.CommandText = "Categoriestest1";
 
// 指定執(zhí)行語(yǔ)句為存儲(chǔ)過(guò)程
cmd.CommandType = CommandType.StoredPRocedure;
 
SqlDataAdapter dp = new SqlDataAdapter(cmd);
DataSet ds = new DataSet();
dp.Fill(ds);
GridView1.DataSource = ds;
GridView1.DataBind();
存儲(chǔ)過(guò)程Categoriestest1
CREATE PROCEDURE Categoriestest1 
AS
select * 
from  Categories
GO
 
2. 沒(méi)有輸入輸出的存儲(chǔ)過(guò)程
SqlConnection conn = new SqlConnection(ConStr);
SqlCommand cmd = new SqlCommand();
cmd.Connection = conn ;
cmd.CommandText = "Categoriestest2";
cmd.CommandType = CommandType.StoredProcedure;
conn.Open();
Label1.Text = cmd.ExecuteNonQuery().ToString();
conn.Close();
 
 
 
存儲(chǔ)過(guò)程Categoriestest2
CREATE PROCEDURE Categoriestest2  AS
insert into dbo.Categories 
(CategoryName,[Description],[Picture])
values ('test1','test1',null)
GO
 
 
 
 
 
 
 
3. 有返回值的存儲(chǔ)過(guò)程
SqlConnection conn = new SqlConnection(ConStr);
SqlCommand cmd = new SqlCommand();
cmd.Connection = conn;
cmd.CommandText = "Categoriestest3";
cmd.CommandType = CommandType.StoredProcedure;
 
// 創(chuàng)建參數(shù)
IDataParameter[] parameters = { new SqlParameter("rval", SqlDbType.Int,4) };
// 將參數(shù)類型設(shè)置為 返回值類型
parameters[0].Direction = ParameterDirection.ReturnValue;
// 添加參數(shù)
cmd.Parameters.Add(parameters[0]);
 
conn.Open();
// 執(zhí)行存儲(chǔ)過(guò)程并返回影響的行數(shù)
Label1.Text = cmd.ExecuteNonQuery().ToString();
conn.Close();
// 顯示影響的行數(shù)和返回值
Label1.Text += "-" + parameters[0].Value.ToString();
存儲(chǔ)過(guò)程Categoriestest3
CREATE PROCEDURE Categoriestest3
AS
insert into dbo.Categories 
(CategoryName,[Description],[Picture])
values ('test1','test1',null)
return @@rowcount
GO
 
 
 
4. 有輸入?yún)?shù)和輸出參數(shù)的存儲(chǔ)過(guò)程
SqlConnection conn = new SqlConnection(ConStr);
SqlCommand cmd = new SqlCommand();
cmd.Connection = conn;
cmd.CommandText = "Categoriestest4";
cmd.CommandType = CommandType.StoredProcedure;
 
// 創(chuàng)建參數(shù)
IDataParameter[] parameters = 
{
    new SqlParameter("@Id", SqlDbType.Int,4) ,
    new SqlParameter("@CategoryName", SqlDbType.NVarChar,15) ,
};
 
// 設(shè)置參數(shù)類型
parameters[0].Direction = ParameterDirection.Output;  // 設(shè)置為輸出參數(shù)
parameters[1].Value = "testCategoryName";
 
// 添加參數(shù)
cmd.Parameters.Add(parameters[0]);
cmd.Parameters.Add(parameters[1]);
 
conn.Open();
// 執(zhí)行存儲(chǔ)過(guò)程并返回影響的行數(shù)
Label1.Text = cmd.ExecuteNonQuery().ToString();
conn.Close();
// 顯示影響的行數(shù)和輸出參數(shù)
Label1.Text += "-" + parameters[0].Value.ToString();
存儲(chǔ)過(guò)程Categoriestest4
CREATE PROCEDURE Categoriestest4
@id int output,
@CategoryName nvarchar(15)
AS
insert into dbo.Categories 
(CategoryName,[Description],[Picture])
values (@CategoryName,'test1',null)
set  @id = @@IDENTITY
GO
 
 
 
 
 
 
 
5. 同時(shí)具有返回值、輸入?yún)?shù)、輸出參數(shù)的存儲(chǔ)過(guò)程
SqlConnection conn = new SqlConnection(ConStr);
SqlCommand cmd = new SqlCommand();
cmd.Connection = conn;
cmd.CommandText = "Categoriestest5";
cmd.CommandType = CommandType.StoredProcedure;
 
// 創(chuàng)建參數(shù)
IDataParameter[] parameters = 
{
new SqlParameter("@Id", SqlDbType.Int,4) ,
new SqlParameter("@CategoryName", SqlDbType.NVarChar,15) ,
new SqlParameter("rval", SqlDbType.Int,4)
};
 
// 設(shè)置參數(shù)類型
parameters[0].Direction = ParameterDirection.Output;       // 設(shè)置為輸出參數(shù)
parameters[1].Value = "testCategoryName";                  // 給輸入?yún)?shù)賦值
parameters[2].Direction = ParameterDirection.ReturnValue;  // 設(shè)置為返回值
 
// 添加參數(shù)
cmd.Parameters.Add(parameters[0]);
cmd.Parameters.Add(parameters[1]);
cmd.Parameters.Add(parameters[2]);
 
conn.Open();
// 執(zhí)行存儲(chǔ)過(guò)程并返回影響的行數(shù)
Label1.Text = cmd.ExecuteNonQuery().ToString();
conn.Close();
// 顯示影響的行數(shù)，輸出參數(shù)和返回值
Label1.Text += "-" + parameters[0].Value.ToString() + "-" + parameters[2].Value.ToString();
存儲(chǔ)過(guò)程Categoriestest5
CREATE PROCEDURE Categoriestest5
@id int output,
@CategoryName nvarchar(15)
AS
insert into dbo.Categories 
(CategoryName,[Description],[Picture])
values (@CategoryName,'test1',null)
set  @id = @@IDENTITY
return @@rowcount
GO
 
 
6. 同時(shí)返回參數(shù)和記錄集的存儲(chǔ)過(guò)程
SqlConnection conn = new SqlConnection(ConStr);
SqlCommand cmd = new SqlCommand();
cmd.Connection = conn;
cmd.CommandText = "Categoriestest6";
cmd.CommandType = CommandType.StoredProcedure;
 
// 創(chuàng)建參數(shù)
IDataParameter[] parameters = 
{
new SqlParameter("@Id", SqlDbType.Int,4) ,
new SqlParameter("@CategoryName", SqlDbType.NVarChar,15) ,
new SqlParameter("rval", SqlDbType.Int,4)                   // 返回值
};
 
// 設(shè)置參數(shù)類型
parameters[0].Direction = ParameterDirection.Output;        // 設(shè)置為輸出參數(shù)
parameters[1].Value = "testCategoryName";                   // 給輸入?yún)?shù)賦值
parameters[2].Direction = ParameterDirection.ReturnValue;   // 設(shè)置為返回值
 
// 添加參數(shù)
cmd.Parameters.Add(parameters[0]);
cmd.Parameters.Add(parameters[1]);
cmd.Parameters.Add(parameters[2]);
 
SqlDataAdapter dp = new SqlDataAdapter(cmd);
DataSet ds = new DataSet();            
dp.Fill(ds);           
GridView1.DataSource = ds.Tables[0];
GridView1.DataBind();
 
Label1.Text = string.Empty;
// 顯示輸出參數(shù)和返回值
Label1.Text += parameters[0].Value.ToString() + "-" + parameters[2].Value.ToString();
存儲(chǔ)過(guò)程Categoriestest6
CREATE PROCEDURE Categoriestest6
@id int output,
@CategoryName nvarchar(15)
AS
insert into dbo.Categories 
(CategoryName,[Description],[Picture])
values (@CategoryName,'test1',null)
set  @id = @@IDENTITY
select * from Categories
return @@rowcount
GO
 
 
 
 
 
 
 
7. 返回多個(gè)記錄集的存儲(chǔ)過(guò)程
SqlConnection conn = new SqlConnection(ConStr);
SqlCommand cmd = new SqlCommand();
cmd.Connection = conn;
cmd.CommandText = "Categoriestest7";
cmd.CommandType = CommandType.StoredProcedure;
 
SqlDataAdapter dp = new SqlDataAdapter(cmd);
DataSet ds = new DataSet();            
dp.Fill(ds);            
GridView1.DataSource = ds.Tables[0];
GridView1.DataBind();            
GridView2.DataSource = ds.Tables[1];
GridView2.DataBind();
存儲(chǔ)過(guò)程Categoriestest7
CREATE PROCEDURE Categoriestest7
AS
select * from Categories
select * from Categories
GO