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Using ADO.NET, Entity Framework, LINQ to SQL, NHibernate, and other ORMs (Object-Relational Mapping) with ASP.NET

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linq to sql - has some invalid arguments

Created by tugberk_ugur.... Latest Post by tugberk_ugur..., Oct 07, 2010 06:49 AM.

8,893 4

Entity Framework - how to join tables without LINQ and wi...

Created by artemiusgrea.... Latest Post by artemiusgrea..., Oct 07, 2010 09:38 PM.

8,885 2

Need ORDER BY in Subquery

Created by metalray. Latest Post by sansan, Aug 23, 2010 06:29 PM.

8,857 4

Will Entity Framework be useful for me?

Created by alaa9jo. Latest Post by alaa9jo, Jun 03, 2010 07:28 AM.

8,851 10

Unable to cast object of type 'System.Guid' to type 'Syst...

Created by programercek. Latest Post by Wencui Qian..., Sep 21, 2010 07:35 AM.

8,740 4

Filling state dropdownlist according to country from data...

Created by zinnia6. Latest Post by zinnia6, Sep 10, 2010 02:48 PM.

8,690 9

LINQ to SQL very slow website

Created by kg10. Latest Post by kg10, Oct 09, 2010 09:46 AM.

8,632 4

HQL Query with Nhibernate

Created by adherence. Latest Post by adherence, Oct 26, 2010 10:55 AM.

8,578 6

Entity Framework and stored procedures with OUTPUT parame...

Created by JendaPerl. Latest Post by JendaPerl, Sep 07, 2010 02:18 PM.

8,539 0

Model Backing the DB context has changed since the databa...

Created by cummer_mcnea.... Latest Post by vectorman, Nov 08, 2012 09:05 PM.

8,527 5

LinqToSql where clause not matching null

Created by s34n. Latest Post by mylok, Oct 04, 2010 01:42 PM.

8,453 6

Inserting Values With Foreign Keys and References

Created by Nichlass. Latest Post by Hong-Gang Ch..., Jul 20, 2010 06:07 AM.

8,433 1

Store Procedure Return Value -3, but C#.Net always retur...

Created by riyaju. Latest Post by riyaju, Sep 28, 2010 05:13 PM.

8,337 4

linqdatasource.where property troubles

Created by c0pe. Latest Post by PeteNet, Sep 19, 2010 09:10 PM.

8,293 10

Need help grouping with LINQ

Created by JBeckton. Latest Post by deeprajd, Oct 10, 2010 05:38 PM.

8,274 4

How to join multiple tables at a time using LINQ to SQL?

Created by venkateswara.... Latest Post by venkateswara..., May 02, 2012 04:18 AM.

8,272 8

How to use SP with Linq to Entities?

Created by ShadowDanser. Latest Post by PeteNet, Sep 25, 2010 09:06 PM.

8,179 5

Executing Stored procedure/ Select statement

Created by sskulkarni. Latest Post by rookbytheboo..., Jun 25, 2012 08:10 PM.

8,120 9

When to use views and sp with linq entity framework?

Created by ShadowDanser. Latest Post by DeerBear, Sep 19, 2010 05:43 PM.

8,082 8

An entity object cannot be referenced by multiple instanc...

Created by desigal. Latest Post by Wencui Qian..., Aug 11, 2010 06:49 AM.

8,067 1
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