Articles

Bulk Update

Bulk Update...Definition...UPDATE... all entities in the database....All rows that match the entity key are considered as existing and are ...UPDATED... in the database....// Easy to use context.BulkUpdate(list); // Easy to customize context.BulkUpdate(customers, options => options.ColumnPrimaryKeyExpression = customer => customer.Code); ...Try it...Purpose...Updating... entities using a custom key from file importation is a typical scenario....Despite the ...ChangeTracker... being outstanding ...

Update Records

Update Records...How to Bulk Update?...Updating entities using a custom key from file importation is a typical scenario. Despite the ChangeTracker being outstanding to track what's modified, it lacks in term of scalability and flexibility....SaveChanges requires one database round-trip for every entity to update. So if you need to update 10000 entities, then 10000 database round-trips will be performed which is ...INSANELY... slow....StackOverflow Related Questions...Batch update/delete EF5...En...