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Tip: Employ This SQL Stored Procedure to Rename a Column
Employ This SQL Stored Procedure to Rename a Column
Building Javadocs from the Command Line
Tip: Building Javadocs from the Command Line
Using Optional in Java

Tip of the Day
Language: Enterprise
Expertise: Beginner
Feb 12, 2001

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Using Uniqueidentifier(GUID) in Aggregate Operations (MS SQL Server)


Uniqueidentifier(GUID) can't be used in aggregate operations like count(), etc. This problem may be solved by casting uniqueidentifier as varchar. Presuming that guid_column is a uniqueidentifier column:
 
select count(cast(guid_column as varchar(36)) from a_table group by 
guid_column
Michael Ginzburg
 
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