Tag Archive for 'Explain plan'

Is Distinct A Synonym To Order By In MS SQL Server ?

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This afternoon, I was chatting with Antoine Gémis about T-SQL, and this subject came on the table.
He was asking if, in my opinion, using both a distinct and an order by in the same statement would make the query worst due to the fact that distinct is already performing a sort on his own.
Working mostly [...]