December 2013
Intermediate to advanced
1872 pages
153h 31m
English
book
Microsoft® SQL Server 2012 Unleashed
by Ray Rankins, Paul T. Bertucci, Chris Gallelli, Alex T. Silverstein
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STATISTICS PROFILE
The SET STATISTICS PROFILE option is similar to the SET SHOWPLAN_ALL option but allows the query to actually execute. It returns the same execution plan information displayed with the SET SHOWPLAN_ALL statement, with the addition of two columns that display actual execution information. The Rows column displays the actual number of rows returned in the execution step, and the Executions column shows the actual number of executions for the step. The Rows column can be compared to the EstimatedRows column, and the Execution column can be compared to the EstimatedExecution column to determine the accuracy of the execution plan estimates.
You can set the STATISTICS PROFILE option for individual query sessions. In an SSMS query ...