使用Visual Studio自带数据库配合SqlDataReader 读取数据库数据

Posted 2020-08-17

使用Visual Studio自带数据库配合SqlDataReader 读取数据库数据

 连接语句：
            string strConn = "";
            SqlConnection myConn = new SqlConnection(strConn);
            string strSql = "select * from grxx";
            SqlCommand myCommand = new SqlCommand(strSql, myConn);
            myConn.Open();
            SqlDataReader myReader = myCommand.ExecuteReader();
            myGv.DataSource = myReader;
            myGv.DataBind();
            myReader.Close();