Introduction to DML Triggers
This article by Jack Corbett explains what triggers are, the different types, and how to avoid common mistakes.
Showing OLAP Data in SSRS - SQL School Video
Reporting Services makes it easy to get data from a variety of sources, including Analysis Services cubes. In this SQL School video, Brian Knight shows how to use an SSAS cube as the dataa source for your reporting needs.
Too Good at Data Analysis
Can you be too good at analyzing data? An interesting story from the financial markets.
Can you shrink your SQL Server database to death?
To increase SQL Server disk space, 'shrink the database' task is used. But the tests in this tip using autogrowth prove that 'shrink database' poorly impacts SQL performance.
Climb Another Mountain - Database Weekly (Oct 13, 2008)
The next version of SQL Server has a codename. Or does it? Steve Jones talks about some announcements in the SQL Server world this past week.
Monitoring Database Blocking Through SCOM 2007 Custom Rules and Alerts
A methodology is described to bring out the best in database monitoring through System Center Operations Manager 2007 customization.
Granting View Definition Permission to a User or Role
Instead of granting higher level permissions, is there a way to allow users that only have public access the ability to see object definitions?
Too Good at Data Analysis
Can you be too good at analyzing data? An interesting story from the financial markets.
Too Good at Data Analysis
Can you be too good at analyzing data? An interesting story from the financial markets.
Too Good at Data Analysis
Can you be too good at analyzing data? An interesting story from the financial markets.
Blogs
AI Helps Me with My Sloppiness
By Steve Jones
I type fairly well. Well, I type fast, but I do wear out a...
WITH clause gets a 26ai boost!
By way of background, a while back I did video called “My New Favourite...
Automatic Index Compaction
By ReviewMyDB
Index maintenance has always meant nightly jobs and a window you have to defend....
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