updatecheck

How can I change the UpdateCheck Attribute of a LINQ 2 SQL Column at runtime ?

We have a few applications that use the same Linq 2 SQL DataContext. One of those Apps wil do massive inserts (it's a convertor from an old system). Is it possible to change the UpdateCheck of the TimeStamp column of each table at runtime ? Only for this one app we'd like to set it to Never, all the other apps should have Always. ...

How much overhead does 'Update Check' have for LINQ UPDATES

I have a simple row that I edit using LINQ. It has about 30 columns, including a primary key numeric sequence. When an UPDATE is performed through LINQ, the UPDATE statement includes all the columns of the table (for concurrency checking). I'm wondering how inefficient this is - if not negligibiel. Since there is an index on the prima...

LINQ Conflict Detection: Setting UpdateCheck attribute

I've been reading up on LINQ lately to start implementing it, and there's a particular thing as to how it generates UPDATE queries that bothers me. Creating the entities code automatically using SQLMetal or the Object Relational Designer, apparently all fields for all tables will get attribute UpdateCheck.Always, which means that for ev...