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SQL Server Performance Tuning training course

Maximize performance & minimize downtime of your SQL Server database

JBI training course London UK

"Our tailored course provided a well rounded introduction and also covered some intermediate level topics that we needed to know. Clive gave us some best practice ideas and tips to take away. Fast paced but the instructor never lost any of the delegates"

Brian Leek, Data Analyst, May 2022

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JBI training course London UK

  • A theoretical overview to potential performance problems.
  • A hands-on guide to the diagnostic tools available within the core product to identify specific performance-related problems.
  • A thorough grounding in the transact-SQL commands that help you analyse the status of tables and optimiser behaviour.
  • Solid advice on tips and techniques to overcome these problems, keep them at bay and stop them happening in the first place

 

Database Performance – What’s ‘Good’ and why?

Relational Database Overview
The Query optimiser, compilation and caching. 
Locking and Logging and how updates happen.
How backups work, how DTS packages work.

Optimal Data Storage

Using File groups to Position Objects 
The affect of normalisation and de-normalisation.
Analysis Services – a reporting solution in waiting?

Diagnostic Tools

Task Manager & Performance Monitor – General counters to look out for, tips and techniques. 
Current Activity Window & SQL Profiler – Zooming in on problem queries
Query Analyser – Decrypting the showplan and trace output. Other set commands.
Transact SQL diagnostic commands. Various DBCC commands, some undocumented.

Index Optimisation

Index selection – How the optimiser decides.
Statistics – Auto and Manual.
Clustered versus Non-Clustered – Pros and Cons
The Fillfactor factor
Index optimiser hints
Index Covering
Index tuning wizard, when to use it.
Index Maintenance. Dangers and pitfalls.
Table defrag with clustered indexes. When and when not to do it.
Indexed Views – Advanced index builds.

Locking Optimisation

The City Analogy & Keeping the traffic flowing
Transaction isolation levels and locking hints
Deadlock resolution
Table restructuring & de-normalisation, replication and data warehousing solutions

Efficient Programming in TSQL

SARGS and the WHERE clause.
Covered indexes from the other side.
Stored procedures: Problems solved and created
Trigger problems and solutions
Cursors and Temporary tables
Tips and tricks.

Efficient Client Programming

Most of this course focuses on the server side application. However there is also a number of potential problems that may occur from the client side too. This section makes no assumption on which client you will be using, except that it will use ActiveX Data objects.

Default recordset options.
Send SQL versus Stored Procedures
Efficient use of recordsets and connections.
Timeout management and giving the user the perception of better performance

JBI training course London UK

Developers and administrators familiar with SQL Server needing to know about troubleshooting techniques and tips to improve database performance.

4.8 out of 5 average

"Our tailored course provided a well rounded introduction and also covered some intermediate level topics that we needed to know. Clive gave us some best practice ideas and tips to take away. Fast paced but the instructor never lost any of the delegates"

Brian Leek, Data Analyst, May 2022

JBI training course London UK
 
Top 20 "Pain Points" for Data Analysts
 

Problem 11 : You have a very complex Excel spreadsheet and you want to reproduce EXACTLY the same spreadsheet in Power BI
Solution: Power BI is not Excel, it works differently and it has different strengths. In order to tackle this issue the best way is going back to the source and try to...

All 20 points are in our latest Newsletter - Delivered directly to your inbox



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