EF批量插入数据缓慢解决方法

 1 　　　　public virtual void BulkInsert(IEnumerable<TEntity> entities)
 2         {
 3             using (var transaction = db.Database.BeginTransaction())
 4             {
 5                 try
 6                 {
 7                     db.BulkInsert(entities);
 8                     transaction.Commit();
 9                 }
10                 catch (Exception)
11                 {
12                     throw;
13                 }
14             }
15         }