A SQL Conference In The Sun
SQL Connections, part of Dev Connections, is coming in a few weeks. Now is the time to register and get the chance to learn in a sunny location.
Change Server Collation in SQL Server 2008
How can I change the collation of SQL Server 2008? Learn how in this short tutorial.
Spring SQL Connections 2011 and SQLServerCentral.
Once again SQLServerCentral is sponsoring a track at SQL Connections in Orlando this March. Read about the event and our speakers and join us for SQL Server training in Florida.
A Small Collection of SQL Azure Queries
We have been doing some more work with SQL Azure lately, so I have put together a small collection of...
How to Identify CPU Bottlenecks in SQL Server
We experience regular slowdowns on our MS SQL database. After analyzing the memory usage we would like to continue the root cause investigation by examining CPU bottlenecks. What is your recommendation to recognize CPU related bottlenecks in SQL Server?
Changing the default port numbers when configuring database mirroring
There are times when you need to use different network ports to communicate between two servers running database mirroring. Learn how to change the default ports.
NoSQL is Not the Answer
NoSQL solves some problems in the database world, but not all of them. It's also not an evolution of the relational database, but as Steve Jones notes, it has some features we might see in SQL Server.
Serialising tabular and relational data.
Guest editorial by Phil who bemoans the difficulty of transferring tabular data by file between differing databases, spreadsheets and analysis tools.
SQL Server CASE Law
SQLs CASE expressions can be powerful magic, but can trap the unwary that are used to the more familiar CASE statements of procedural languages.
Common SQL Server Mistakes
A presentation by Steve Jones that looks at a number of common mistakes that people make with SQL Server on a regular basis.
Blogs
AI Helps Me with My Sloppiness
By Steve Jones
I type fairly well. Well, I type fast, but I do wear out a...
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...
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