What Do We Want?
Today Steve Jones talks about the challenges of deciding what to include in that next software release. Something that likely isn't as easy as we might think it should be.
Basic Defensive Database Programming Techniques
We can all recognize good-quality database code: It doesn't break with every change in the server's configuration, or on upgrade. It isn't affected by concurrent usage, or high workload. In an extract from his forthcoming book, Alex explains just how to go about producing resilient TSQL code that works, and carries on working.
SQL Saturday #42 - Columbus Call for Speakers
If you want to speak at this June 26 event, submit a session now.
April Webinar: MVP Series
Free webinar training brought to you by Pragmatic Works, WROX, SQL Server Central, and SQL Server Magazine. The April Series will run from April 20 - April 29, 2010. Register now to reserve a place.
Speed Racer
Speed is critical. That's the theme for today's editorial, using the NYSE as an example.
Using Full Text Search in SQL Server 2008
SQL Server 2008 Full-Text Search feature can be used by application developers to execute full-text search queries against character based data residing in a SQL Server table
No One is Safe
A funny example of SQL Injection has Steve Jones reminding us that every application needs to protect itself.
SQL Server Ranking Functions
A new article from Wayne Sheffield that examines the ranking functions in SQL Server. Learn how you can use ROW_NUMBER(), NTILE(), RANK(), and DENSE_RANK() in your applications.
Connecting Your Zend Framework Application to Microsoft Azure
After years of using PHP content management systems and a variety of custom-built PHP content management solutions, PHP Guru Jason Gilmore concluded that no solution effectively offered both the fundamental features of a content management system (CMS) and the flexibility of a web framework.
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