MS550

Optimizing SQL Server performance: advanced

  • Duration 2 DAYS
  • Regular fee 945 $ 
  • Preferential fee 795 $ ?
  • Locations
  • Laboratory
    course
SUMMARY
DETAILS

Objectives

To provide the knowledge and skills required to optimize MS SQL Server 2012 / 2014 / 2016 databases when you queries cannot be modified.

Targeted audience

Database developers and administrators.

Prerequisite

Experience in MS SQL Server administration (course MS509) ou (course MS512).

Content

  • How statistics can affect query performance
  • Reading statistics
  • The mathematics behind statistics
  • Understanding how to evaluate your SQL server: metrics to use
  • Understanding the different Waits: ASYNC_NETWORK_IO, CXPACKET, PAGEIOLATCH ,SOS_SCHEDULER_YIELD and WRITELOG
  • Reading execution plans
  • Using Plan Cache for finding problematic queries
  • Analyzing slow queries: missing indexes, implicit conversions, parameter sniffing, predicate issues
  • How SQL Server uses indexes
  • Clustered and Nonclustered indexes
  • When to use inclusive indexes, filtered indexes or calculated indexes to accelerate queries
  • Optimizing indexes using Plan Cache
  • Proving that indexes have improved performance
  • The challenge of missing indexes
  • Partitioning
  • Columnstore indexes

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Only private sessions of this course are currently available.

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