Binding Gridview.

var query =  from p in Project_Master
             where p.Project_Id == project_id //here,project_id is a column
             orderby p.Project_Name ascending
             select new { p.Project_Id, p.Project_Name, p.Employee_Id, p.Budget,p.Start_date,p.End_date };

 grid_project_details.DataSource = query.ToList();
 grid_project_details.DataBind();