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SQL Server: Get a list of most expensive queries

I’m not a DBA but still I want to know what’s happening inside our SQL Server. You never know what you can achieve with a little bit of optimization.

On Brent Ozar’s blog I found the following query that returns the top 20 most resource-expensive  queries:

If you execute this query, you not only get the Average CPU, Duration, … but also the query plan.

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By clicking on the query plan XML, you can even get a graphical representation:

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Nice!

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