EAN: 9781484250037

QUERY STORE FOR SQL SERVER 2019 - TRACY BOGGIAN...

Apply the new Query Store feature to identify and fix poorly performing queries in SQL Server.
Query Store is an important and recent feature in SQL Server that provides insight into the
details of query execution and how that execution has changed over time. Query Store helps to
identify queries that aren't performing well  or that have regressed in their performance.
Query Store provides detailed information such as wait stats that you need to resolve root
causes  and it allows you to force the use of a known good execution plan. With SQL Server 2017
and later you can automate the correction of regressions in performance. Query Store for SQL
Server 2019 helps you protect your database's performance during upgrades of applications or
version of SQL Server. The book provides fundamental information on how Query Store works and
best practices for implementation and use. You will learn to run and interpret built-in reports
configure automatic plan correction  and troubleshoot queries using Query Store when needed.
Query Store for SQL Server 2019 helps you master Query Store and bring value to your
organization through consistent query execution times and automate correction of regressions.
What You'll Learn Apply best practices in implementing Query Store on production servers Detect
and correct regressions in query performance Lower the risk of performance degradation
following an upgrade Use tools and techniques to get the most from Query Store Automate
regression correction and other uses of Query Store Who This Book Is For SQL Server developers
and administrators responsible for query performance on SQL Server. Anyone responsible for
identifying poorly performing queries will be able to use Query Store to find these queries and
resolve the underlying issues.

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