Top "Linq-to-entities" questions

This tag is for questions about LINQ to Entities, which means LINQ queries using the ADO.

LINQ to Entities - where..in clause with multiple columns

I'm trying to query data of the form with LINQ-to-EF: class Location { string Country; string City; string Address; … } by looking …

c# linq-to-entities multiple-columns where-in
Could not find Control in ControlParameter inside EditItemTemplate

I am working on a Dynamic Data website and I have run into a wall. I have a Details page …

asp.net data-binding linq-to-entities dynamic-data
How to Export data to Excel using LINQ to Entity?

I have the data coming from Entity Data model table on my ASP.NET page. Now I have to export …

c# asp.net excel linq-to-entities export-to-excel
Is there a way to export the .edmx diagram from VS2008 to Visio?

Some people want to see the DB structure and dont have VS, is there a way to do this? Or …

entity-framework linq-to-entities visio
How do I eliminate Error 3002?

Say I have the following table definitions in SQL Server 2008: CREATE TABLE Person (PersonId INT IDENTITY NOT NULL PRIMARY KEY, …

entity-framework sql-server-2008 .net-3.5 linq-to-entities
Learning about LINQ

Overview One of the things I've asked a lot about on this site is LINQ. The questions I've asked have …

linq linq-to-sql linq-to-entities linq-to-objects
Is LINQ to SQL deprecated?

Back in late 2008 there was a lot of debate about the future of LINQ to SQL. Many suggested that Microsoft's …

linq linq-to-sql linq-to-entities
linq to entities vs linq to objects - are they the same?

I usually use the term entity to represent a business data object and in my mind, the linq to entities …

c# linq linq-to-entities linq-to-objects
AJAX Control Toolkit Autocomplete Extender not working

I can't get AJAX CT Autocomplete to work. The problem is when I start writing in textbox nothing happens. The …

c# asp.net linq-to-entities ajaxcontroltoolkit autocompleteextender
The type appears in two structurally incompatible initializations within a single LINQ to Entities query

I'm trying to build something like conditional queries to get only needed data from the underlying database. Currently I have …

c# entity-framework linq-to-entities anonymous-types