Datacontext submitchanges not updating database college dating girl

the method below updates database called updatehold(). ran debug verify hold object "thishold" updating values being changed in form.when view values of db object after submit happens, see unchanged, same in physical database. Once I added a new column and made a primary key than everything worked fine. This was my test table to i didnt have primary key.You apply any number of updates, inserts or deletes.That are then held as a unit of work, then once you've finished your changes you simply commit them to the database as a single action or roll all of the changes back, maintaining the integrity of your database.You can therefore try to correct the problem and call Submit Changes again, as in the code example that follows. When the transaction around the submission is completed successfully, the Data Context accepts the changes to the objects by ignoring the change-tracking information.

Other tables seem to work fine but I've compared properties in the and they all match.Dim db As New Northwnd("c:\northwnd.mdf") ' Make changes here. Submit Changes() Catch e As Change Conflict Exception Console. If override methods are present for insert, update, or delete, Submit Changes executes these methods instead of the default LINQ to SQL commands.Asp Alliance Register Edit My Profile Author List Write for Us About Asp Alliance Contact Us Privacy Policy Link To Us Advertise Subscribe Free Newsletter Newsletter Archive RSS Syndication . NET 2.0 Examples ASP Tutorials Learn ASPLearn VBScript Learn JScript Learn SQLLearn XMLSoftware Resources Shopping Cart Ecommerce Charts and Dashboards Other Resources Learn Java Learn Oracle Opinion / Editorial Crystal Reports Alliance WPF Resources AJAX Resources Silverlight Resources Free Tools Cache Manager Simple CMSReviews Book Reviews Product Reviews Expert Advice Books ASP. NETLearn AJAXLearn Silverlight Learn Visual Studio Learn ADO. NETLearn Web Services Learn Controls Learn Biz Talk Learn Share Point Learn Mobile Learn SQLLearn SQL Reporting Learn Windows Forms Learn XMLLearn Crystal Reports Learn Far Point Learn Dev Express Examples ASP.

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