SQL Server 2008 SSIS Cribsheet
SSIS has achieved several new and interesting features in SQL Server 2008. And who better to guide you through them and explain them but Robert Sheldon.
Un-Wired
This Friday's poll looks at vacation and how you prepare to be unwired. Steve Jones talks about some of the things you can do.
Un-Wired
This Friday's poll looks at vacation and how you prepare to be unwired. Steve Jones talks about some of the things you can do.
Un-Wired
This Friday's poll looks at vacation and how you prepare to be unwired. Steve Jones talks about some of the things you can do.
Using SET NULL and SET DEFAULT with Foreign Key Constraints
Cascading Updates and Deletes, introduced with SQL Server 2000, were such an important, crucial feature that it is hard to imagine providing referential integrity without them. One of the new features in SQL Server 2005 that hasn't gotten a lot of press from what I've read is the new options for the ON DELETE and ON UPDATE clauses: SET NULL and SET DEFAULT. Let's take a look!
Creating Databases
SQL Server makes it very easy for anyone to create a database. However it's worth spending a few minutes thinking about how you plan a database and SQL Server trainer Andy Warren brings us some thoughts on the subject.
The Million Message System
Sun Microsystems built a database application that processes a million messages a second. Steve Jones talks about the achievement.
Discover SQL Server TCP Port
Learn how to discover the TCP port for a SQL Server instance from the registry using Windows Powershell.
The August 2008 Energy Update
This bi-monthly update on energy news covers quite a bit of wind-related power generation happening around the world.
The August 2008 Energy Update
This bi-monthly update on energy news covers quite a bit of wind-related power generation happening around the world.
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