in sqlserver query processing which one will give best performance either group-by or distinct

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normally in sqlserver query prepared with group be and distinct will give unique tuple-values then in query processing which one will give best performance either group-by or distinct

Posted 11-Jun-13 8:22am

blnreddy

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Mike Meinz 11-Jun-13 14:31pm

Try it both ways and let us know your results.

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Corporal Agarn · Answer 1 · 2013-06-11T09:24:00

Solution 1

It depends on many things. Try both for your query and look at the execution plan. It should tell you what is happening.

Posted 11-Jun-13 9:24am

Corporal Agarn