2018-06-05 (first published: 2018-01-11)
2,212 reads
Performance
2018-02-28 (first published: 2018-01-10)
3,123 reads
2018-06-12 (first published: 2018-01-03)
1,998 reads
2018-05-30 (first published: 2018-01-03)
2,543 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)
5,065 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
DiskANN Experiment — Exploring Entry Points and Graph Neighborhoods
Introduction I was experimenting with vector search in SQL Server 2025 using approximately 3.8...
T-SQL Tuesday #203: Risk and Reward
By Steve Jones
This is timely, as I’m currently on a boat in the Adriatic taking a...
dataMinds Connect 2026 – Slides & Scripts
You can find the slides and SQL scripts for my session “Spice up your...
Forums
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Communication, For Incidents and Life
Comments posted to this topic are about the item Communication, For Incidents and Life
Question of the Day
PostgreSQL psql Meta Commands: Tables
Which of the following psql meta commands (also called backslash or slash commands) will provide information about tables within a database?
See possible answers