Jeff Moden (9/23/2014)

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udaaf (9/8/2014)

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@Eirikur Eiriksson,

Thanks for your respond. It's work :-).

Could you tell me the great article or book for learn HierarchyID. Because I found some query for solved my problem. I wanna learn the basic logic about HierarchyID.

I don't know if you'd consider it to be great but a Google search quickly turned up the following...

http://msdn.microsoft.com/en-us/library/bb677193.aspx