Query Performance Tuning – A Methodical Approach
Learn how to approach performance tuning in this piece from SQL Server MCM and MVP, Gail Shaw.
2017-02-10 (first published: 2015-06-08)
16,801 reads
Gail Shaw
- Interests: Computer Graphics, Aikido, Roleplaying
Premature Optimisation
Learning how to tune a system is a bit of science and a bit of an art. Gail Shaw gives some guidelines on when you might want to tune and how to go about it so as not to unnecessarily undertake the effort.
2014-09-22
5,916 reads
But, but, but, my data is clean!
Gail Shaw on the challenges of trying to extract meaningful data from a database containing customers who have the name 'Dummy **DO NOT USE**''.
2014-06-23
341 reads
How to Post Performance Problems
How do you get help? You can post a question on SQLServerCentral, but to get the most help you can, read this article from MVP Gail Shaw.
2014-01-17 (first published: 2009-06-12)
65,491 reads
SQL Server Transaction Log Management by Tony Davis and Gail Shaw
When a SQL Server database is operating smoothly and performing well, there is no need to be particularly aware of the transaction log, beyond ensuring that every database has an appropriate backup regime and restore plan in place. When things go wrong, however, a DBA's reputation depends on a deeper understanding of the transaction log, both what it does, and how it works. An effective response to a crisis requires rapid decisions based on understanding its role in ensuring data integrity.
2013-08-26
7,238 reads
Why is my transaction log full?
Why does the transaction log fill up? There are a variety of reasons, and MVP Gail Shaw walks you through the various things to check.
2012-08-31 (first published: 2011-02-21)
63,878 reads
Introduction to Indexes: Part 3 – The nonclustered index
Part 3 of a great series on the basics of indexes. Learn the structure, definition, and how to examine the use of these indexes in your queries.
2012-07-23 (first published: 2009-11-18)
53,488 reads
Introduction to Indexes: Part 2 – The clustered index
In the second part of her series on indexing, MVP Gail Shaw examines clustered indexes. Learn what this index is, how it differs from a heap, and how it can help your queries.
2012-07-06 (first published: 2009-11-11)
63,472 reads
Introduction to Indexes
Indexes are critical to good performance. However many people don't understand how indexes well. MVP Gail Shaw provides us with an introductory article on the basics of indexing.
2012-06-29 (first published: 2009-10-26)
105,014 reads
An examination of bulk-logged recovery model
This article looks at the bulk-logged recovery model in depth and examines how it affects disaster recovery and logging.
2012-05-07
7,240 reads
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Escaping Strings
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Question of the Day
Escaping Strings
The STRING_ESCAPE() function requires 2 parameters in SQL Server 2025. The first is a string of text and the second is the type of escape rules being used. What are the options for the second parameter?
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