2016-08-04
232 reads
Editorials
Moving Fast at Redgate
It's possible to change a software development team and dramatically improve things. Steve Jones highlights an example from Redgate Software.
2016-08-02
95 reads
2016-08-01
71 reads
Passwords Under Pressure
Passwords are a problem, especially when we're in a hurry. What should we do?
2016-08-01
91 reads
How Far Have You Traveled for a SQL Saturday?
This Friday Steve Jones talks SQL Saturdays and asks how far you've traveled to attend one.
2016-07-29
107 reads
Too Much Information for Sports
Gathering too much data isn't always helpful, and doesn't necessarily help you make better decisions. However, that's up to you to decide how much is too much.
2016-07-28
81 reads
Learning to Search
Today Steve Jones notes that the ability to search if invaluable as the amount of information, or even objects, we deal with grows.
2016-07-27
95 reads
A Buggy Release
Releasing software is stressful, and as Steve Jones notes today, can cause bankruptcy if you don't have a solid process.
2016-07-26
101 reads
2016-07-25
79 reads
Where's the Unit Testing?
Today Steve Jones wonders why we don't unit test more, especially for databases.
2016-07-25
124 reads
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