In my previous editorial on this topic, I stated that the An Exceptional DBA is defined more by what they do than what they know. Judging by the responses, there is little disputing this fact among DBW readers. However, before we accept technical knowledge as a "given", and move on, I'd like to consider the […]
2008-04-21
1,364 reads
There are many SQL Server DBAs with an intimate knowledge of how SQL Server works, the operating system, hardware and so on. They have the skills to keep a production system running without a hitch. It is no longer enough.
2008-03-31
1,016 reads
SQL Server isn’t used much for web-based applications, simply because the cheapest ISPs use Linux and Apache for their platform. There are ISPs that provide a .NET platform and SQL Server but it is at a cost. SSDS seems to be Microsoft’s latest attempt to break into the market for database-driven websites.
2008-03-17
158 reads
Anyone who inherits a database application dreads poorly laid-out SQL code. Development teams loathe it. Putting it right would be easier, if there was a common, agreed, standard in place, so why the difficulty?
2008-03-03
237 reads
2008-02-04
50 reads
The purchase of MySQL by Sun is an interesting move by Sun, which has pondered it's own database product.
2008-01-21
59 reads
By Steve Jones
I type fairly well. Well, I type fast, but I do wear out a...
By ReviewMyDB
Index maintenance has always meant nightly jobs and a window you have to defend....
I’m sure you’ve all heard the tale of Goldilocks and the Three Bears, but...
Comments posted to this topic are about the item SQL Art, Part 4: Happy...
Comments posted to this topic are about the item How We Handled a Vendor...
Comments posted to this topic are about the item Cognitive Coverage
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