July 2012
Intermediate to advanced
478 pages
10h 3m
English
Content preview from Microsoft SQL Server 2012 Performance Tuning CookbookBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Monitoring performance of a query by SET STATISTICS XML
SET STATISTICS XML is an XML version of the actual execution plan. It provides all the information in XML format which we used to get in graphical format in the actual execution plan.
Getting ready
We are going to use the SELECT query given in the previous recipe's How to do it... section by replacing SHOWPLAN_XML with SET STATISTICS XML. The main intention to use the same query from the previous recipe Monitoring performance of query by SET SHOWPLAN_XML is to see the difference between two execution plan. Generally, if an index and statistics' histogram is updated, then the execution plan on sampling (estimated execution plan) and execution plan on real table (actual execution plan) remain ...
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