2018-06-05 (first published: 2018-01-11)
2,220 reads
Performance
2018-02-28 (first published: 2018-01-10)
3,129 reads
2018-06-12 (first published: 2018-01-03)
2,007 reads
2018-05-30 (first published: 2018-01-03)
2,551 reads
Why is My Database Application so Slow?
When your application is running slowly, the reflex action is to blame the database queries. It is certainly true that some of the more extravagant delays can be fairly blamed on a missing index or unnecessary locking, but there are other potential villains in the drama, including the network and the application itself. Dan Turner points out that you could save a lot of time and money by working out for sure where the problems lie before diving into the detail.
2017-11-02
7,358 reads
SQL Server Performance Benchmarking with Patterns
A SQL Server, SQL Azure and Hekaton performance bench marking application that uses patterns.
2019-06-14 (first published: 2017-10-19)
5,077 reads
Investigating the Cause of SQL Server High CPU Load Conditions When They Happen
Any DBA who is trying to find the cause of an intermittent problem with a server or database dreams of being able to use a query or procedure take a snap of the relevant variables at the point when the problem occurred. Laerte takes an example of a slow-running query hogging resources to show that you can run queries when a WMI alert is fired, and save the results for later inspection, whenever it happens.
2017-09-20
4,188 reads
Five Mistakes Performance Tuners Make
Erik Darling explains why your queries aren't scaling in production.
2017-09-06
5,344 reads
Performance Myths : Oversizing string columns
Aaron Bertrand shows a quick demo that illustrates why you should be very careful about oversizing varchar / nvarchar columns.
2017-08-02
8,420 reads
Performance Myths: Oversizing string columns
Aaron Bertrand shows a quick demo that illustrates why you should be very careful about oversizing varchar / nvarchar columns.
2017-07-13
7,641 reads
Blogs
Are Blogs Still Relevant? I Think They Still Are.
As for me, I'll keep writing whenever time permits. I don't expect every post...
Reading Blogs: T-SQL Tuesday #204
By Steve Jones
This is an interesting invitation this month. Jeff Ianucci is a new host, and...
Are Blogs Still Relevant? - T-SQL Tuesday #204
By alevyinroc
T-SQL Tuesday is a monthly blog party hosted by a different community member each...
Forums
Pay for Performance
Comments posted to this topic are about the item Pay for Performance, which is...
Slow - Linked server query
Hi I have this slow query that is pulling data from a linked server....
Too Many Choices
Comments posted to this topic are about the item Too Many Choices
Question of the Day
Too Many Choices
I have a table, dbo.MasterBrands, with this data:
BrandID OfficialName 1 Samsung 2 Apple 3 Microsoft 4 Adidas 5 Coca-ColaI run this query. What is returned for Coca-Cola?
SELECT CHOOSE(BrandID, 'Conglomerate', 'Tech and Design', 'Desktop', 'Apparel') FROM dbo.MasterBrands;See possible answers