The Best Computer
Hollywood does a great job of showing off technology that might be possible someday. This Friday Steve Jones wonders what amazing computer you'd like to have.
The Best Computer
Hollywood does a great job of showing off technology that might be possible someday. This Friday Steve Jones wonders what amazing computer you'd like to have.
The Best Computer
Hollywood does a great job of showing off technology that might be possible someday. This Friday Steve Jones wonders what amazing computer you'd like to have.
Useful Dates: The Many Uses of Date Tables
Brandon Galderisi brings us a new article that looks at how a table of dates can be useful in a SQL Server application.
Advanced Troubleshooting with Extended Events
SQL Server DBAs the world over have a problem that never seems to go away: troubleshooting, with the vast majority of troubleshooting being done to find a performance problem of some kind. Even the most carefully architected and tested application system will experience changes over time that can lead to significant performance issues.
Tutorial: SSIS best practices
Learn the best practices for SQL Server Integration Services (SSIS) in this tutorial, from migrating DTS packages to SSIS debugging, maintenance and programming in SQL Server.
Bypassing a Trigger - SQL School Video
Triggers are supposed to fire for every update, but in this video we see how you can bypass a trigger for an update.
Learning Priorities
Steve Jones talks a bit about the value of learning for DBAs and other IT professionals.
Guest Editorial: That ain't a Database, it's a Spreadsheet
Phil recently had to draw up a list of 'top ten' pieces of advice for programmers who were starting out as database developers. It is a difficult thing to do when one is immersed in the study of the intricacies and detail of the plumbing of SQL Server.
Guest Editorial: That ain't a Database, it's a Spreadsheet
Phil recently had to draw up a list of 'top ten' pieces of advice for programmers who were starting out as database developers. It is a difficult thing to do when one is immersed in the study of the intricacies and detail of the plumbing of SQL Server.
Blogs
Automatic Index Compaction
By ReviewMyDB
Index maintenance has always meant nightly jobs and a window you have to defend....
The Goldilocks problem – Materialized Views
I’m sure you’ve all heard the tale of Goldilocks and the Three Bears, but...
Monday Monitor Tips: Virtual Machine Usage and Cost
By Steve Jones
One of the things I’ve been requesting for a number of years is cost...
Forums
SQL Art, Part 4: Happy 4th of July — A British DBA's Guide to Celebrating a War We Don't Talk About
Comments posted to this topic are about the item SQL Art, Part 4: Happy...
How We Handled a Vendor Retry That Loaded Twice in Snowflake
Comments posted to this topic are about the item How We Handled a Vendor...
Cognitive Coverage
Comments posted to this topic are about the item Cognitive Coverage
Question of the Day
Getting the Average
I have this data in the dbo.Commission table in a SQL Server 2022 database.
salesperson commission Brian 12 Brian 16 Andy 7 Andy 14 Andy 21 Steve 20 Steve NULLAll the data is a varchar, and I decide to run this query to get the totals for each salesperson.
SELECT SalesPerson
, AVG(TRY_PARSE(Commission AS int)) AS TotalCommission
FROM commission
GROUP BY SalesPerson
GO
What average commission is calculated for Steve? See possible answers