The contents of the SELECT, WHERE and ORDER BY clauses are all a matter of determining the story you need to tell. I was asked to look into an issue recently where a 40-core SQL Server instance was fully utilizing a one node over all others...
2019-03-30
It’s surprisingly useful to know the number of active sessions on each of the databases on your servers. With a bit of SQL, we can create a custom metric to track how many sessions recently performed reads or writes on a database.
2019-03-30
I love the questions I get when presenting: Can You Force a Parallel Plan in Query Store. I haven’t a clue. The trick I think is going to be in setting up the test. Let’s try it out.
2019-03-30
Everything can be fixed with a query hint (*cough* directive), right? If a certain process is consistently causing deadlocks, a simple ROWLOCK hint can be added to prevent it, right?
2019-03-30
Previously Gail Shaw looked at using Query Store to compare execution plans, but it’s not the only way that two execution plans can be compared. The other method requires a saved execution plan and the Management Studio execution plan viewer.
2019-03-30
In this webcast, Tim Smith takes a look at various tips and tricks to assist you with performance tuning your SQL Server databases. Knowing how to find and resolve problems is key to improving performance, so join him to learn how to optimize your systems
2018-08-15
4,840 reads
Optimize searching for a string within another string with this string storage and indexing technique.
2018-07-31
4,345 reads
Performance tuning is a creative process which requires a lot of attention and manual work. SQL Server 2016's Query Store makes some of this work much easier, but what if you're using an earlier version? Fikrat Azizov shows how to automate assessing SQL Server query performance changes by using custom performance collection tools and reports.
2016-06-23
4,487 reads
Paul Randal continues his knee-jerk performance tuning series, focusing on ways to optimize performance when using temporary tables.
2016-04-25
6,231 reads
A script to get the user table query ratio and update radio,etc
2015-12-21 (first published: 2015-12-11)
1,714 reads
By Steve Jones
We’ve been doing some events as part of the Redgate Roadshow, and at one...
By James Serra
As I have mentioned in prior blog posts, I have been writing a data...
By alevyinroc
I’m happy to announce that I will be speaking at SQL Saturday Boston on...
HI We have a small utility that is giving us a "#table is missing...
@reportParameter 1008,1009,1011,1014 values need to insert to #Table Note: @reportParameter is not returning values...
Hi All, As part of security compliance, we are told to audit DML &...
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