Comments on: How to use "IS NULL" with LINQ to SQL

Comments on: How to use "IS NULL" with LINQ to SQL http://goneale.com/2008/12/11/how-to-use-is-null-with-linq-to-sql/ Graham O'Neale – Deep In .NET Development: ASP.NET, MVC, jQuery, WPF, WCF, Silverlight Wed, 28 Sep 2011 23:00:45 +0000 hourly 1 http://wordpress.org/?v=3.2.1 By: Oleg Putilin http://goneale.com/2008/12/11/how-to-use-is-null-with-linq-to-sql/comment-page-1/#comment-20 Oleg Putilin Sat, 28 Feb 2009 11:18:30 +0000 http://goneale.wordpress.com/?p=32#comment-20 To deal with NULL comparisons, simply use object.Equals() comparison rather than == e.g. from o in messageTypeFieldRepository.ReadMessageTypeField() .Where(x => nt32.Equals(x.messageTypeID, messageTypeID) Source: http://social.msdn.microsoft.com/Forums/en-US/linqtosql/thread/5d21e48c-b1cb-424d-b146-6c2f064df40d/ To deal with NULL comparisons, simply use object.Equals() comparison rather than ==
e.g.

from o in messageTypeFieldRepository.ReadMessageTypeField()
.Where(x => nt32.Equals(x.messageTypeID, messageTypeID)

Source:
http://social.msdn.microsoft.com/Forums/en-US/linqtosql/thread/5d21e48c-b1cb-424d-b146-6c2f064df40d/

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