You're reading from SQL Server Query Tuning and Optimization

Product typeBook

Published inAug 2022

PublisherPackt

ISBN-139781803242620

Edition1st Edition

Concepts

Databases

Author (1)

Benjamin Nevarez

Parameter-sensitive plan optimization

One of the most exciting features of SQL Server 2022 is, without a doubt, parameter-sensitive plan optimization, which is part of the intelligent query processing family of features. Parameter-sensitive query optimization intends to help with performance problems related to parameter-sensitive queries. So, in this section, we will cover how it works and how to use it.

Let’s explore and learn how the technology works; we will explain the details along the way. If you have followed all the examples in this book so far, after many changes, perhaps this could be a good moment to restore a fresh copy of AdventureWorks2019. You may notice that the database has a compatibility level of 140 or SQL Server 2017 (even when the database was given a 2019 name). As mentioned previously, this is a new SQL Server feature and it is only available under database compatibility level 160, so you need to run the following statement:

ALTER DATABASE AdventureWorks2019...

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SQL Server Query Tuning and Optimization

Published in: Aug 2022Publisher: PacktISBN-13: 9781803242620

Author (1)

Benjamin Nevarez

Benjamin Nevarez is a database professional based in Los Angeles, California who specializes in SQL Server query tuning and optimization. He is the author of several books including “High Performance SQL Server'', “SQL Server 2017 on Linux”, “SQL Server 2014 Query Tuning & Optimization” and “Inside the SQL Server Query Optimizer” and has also co-authored other books such as “SQL Server 2012 Internals”. Benjamin has also been a speaker at many SQL Server conferences around the world
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Parameter-sensitive plan optimization

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