SQLserver--用存储过程在winform的dataGridView空间中显示数据库表

概述数据库代码 create proc usp_TblClass_selectAll as begin select * from TblClass end winform代码 using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Draw

数据库代码

create proc usp_TblClass_selectAll
as
begin
select * from TblClass
end

winform代码

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.linq;
using System.Text;
using System.windows.Forms;
using System.Configuration;
using System.Data.sqlClIEnt;

namespace _11._12
{
    public partial class Form1 : Form
    {
        string constr = ConfigurationManager.ConnectionStrings["ClassconStr"].ConnectionString;
     
        public Form1()
        {
            InitializeComponent();
        }

        private voID dataGrIDVIEw1_CellContentClick(object sender,DataGrIDVIEwCellEventArgs e)
        {

        }

        private voID Form1_Load(object sender,EventArgs e)
        {
            List<ClassModel2> List = new List<ClassModel2>();
            using (sqlConnection con = new sqlConnection(constr))
            {
                con.open();
                string sp_name = "usp_TblClass_selectAll";
                using(sqlCommand cmd=new sqlCommand (sp_name,con))
                {
                    cmd.CommandType = CommandType.StoredProcedure;
                    using(sqlDataReader reader=cmd.ExecuteReader())
                    {
                        if (reader.HasRows)
                        {
                            while (reader.Read())
                            {
                                ClassModel2 model = new ClassModel2();
                                model.clsname=reader.Isdbnull(reader.Getordinal("cname"))?string.Empty:reader.GetString(reader.Getordinal("cname"));
                                model.clsDesc = reader.Isdbnull(reader.Getordinal("cDescription")) ? string.Empty : reader.GetString(reader.Getordinal("cDescription"));
                                List.Add(model);
                            }
                        }
                    }
                }
                dataGrIDVIEw1.DataSource = List;
            }
        }
    }
}

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