Partial dataContext class using Generics

namespace MyApp.Web.Models
{
    using System;
    using System.Collections.Generic;
    using System.Data.Linq;

    public partial class MyAppDataContext
    {
        public bool DeleteAllOnSubmit<T>(IEnumerable<T> entities)
        {
            try
            {
                GetTable(typeof(T)).DeleteAllOnSubmit(entities);
                SubmitChanges();
                return true;
            }
            catch (Exception)
            {
                return false;
            }
        }

        public bool DeleteOnSubmit<T>(T entity)
        {
            try
            {
                GetTable(typeof(T)).DeleteOnSubmit(entity);
                SubmitChanges();
                return true;
            }
            catch (Exception)
            {
                return false;
            }
        }

        public bool InsertAllOnSubmit<T>(IEnumerable<T> entities)
        {
            try
            {
                GetTable(typeof(T)).InsertAllOnSubmit(entities);
                SubmitChanges();
                return true;
            }
            catch (Exception)
            {
                return false;
            }
        }

        public bool InsertOnSubmit<T>(ref T entity)
        {
            try
            {
                GetTable(typeof(T)).InsertOnSubmit(entity);
                SubmitChanges();
                return true;
            }
            catch (Exception)
            {
                return false;
            }
        }
        partial void OnCreated()
        {
            var options = new DataLoadOptions();
            // Add loadwith elements
            // options.LoadWith<parentClass>(p => p.columnName);
            LoadOptions = options;
        }
    }
}