How to Bulk Update records in Entity Framework?

Question

I am trying to bulk update records using Entity Framework. I have tried Entity Framework.Extensions Update method.

The Update method is abl

Answer 1

In EF 6 we have AddRange method in each table. Documents suggest this method is much faster than using many add methods. So, one can insert all updatable records in a temp table and batch update main table using a single sql statement.

EDIT: This Document suggests that AddRange only optimizes change detection. It does not change how the changes are applied to the database.