A New Word: Ozurie
Ozurie – feeling torn between the life you want and the life you have. I think many people feel ozurie often. I certainly had a lot of this in...
2023-07-21
386 reads
Blog Posts
Notes from SQLSaturday South Florida 2023
Quick notes on the event this year: Overall a good event and now I have a few months until SQLSaturday in Orlando in October.
2023-07-21 (first published: 2023-07-06)
164 reads
Statistics and the Ascending Key Problem
I’ve mentioned previously how not having up to date statistics can cause problems in query performance. This post looks at something called the Ascending Key Problem which can badly...
2023-07-21
125 reads
Volunteering at Work: Teaching Others
I give a few talks on career topics, and one of these is Branding Yourself for a Dream Job. In the talk, I sometimes tell a story in the...
2023-07-21 (first published: 2023-07-10)
196 reads
db_ddladmin Jr.
A while back I talked about the fact that you can grant someone CREATE PROCEDURE and ALTER on a schema ... Continue reading
2023-07-20
62 reads
Tracking the Inaccurate Cardinality Estimates
Tracking the Inaccurate Cardinality Estimates
When it comes to query performance, lately the Cardinality Estimates seems to have been a hot topic with each new release of SQL...
2023-07-20 (first published: 2023-07-19)
395 reads
Microsoft Fabric Overview
First, thank you to Guy in a Cube for a great licensing/cost video. My company is exploring what data warehousing technology to use in Azure. I needed to learn...
2023-07-19 (first published: 2023-07-10)
507 reads
Reading and searching events inside the SQL Server default trace
Note: SQL Trace and SQL Server Profiler are deprecated and will be removed in a future version of Microsoft SQL Server. The replacement technology for them is Extended Events. To Learn More: https://learn.microsoft.com/en-us/sql/relational-databases/sql-trace/sql-trace?view=sql-server-ver16SQL Server...
2023-07-19 (first published: 2023-07-06)
334 reads
2023-07-19
13 reads
Tech Lunch News
Červencové novinky ze světa dat byly trochu prázdninové a odpočinkové, ale i tak jsme se podívali na pár zajímavých a šikovných demíček, které by se vám mohli hodit.
Co nového...
2023-07-19
52 reads
Blogs
AI Helps Me with My Sloppiness
By Steve Jones
I type fairly well. Well, I type fast, but I do wear out a...
WITH clause gets a 26ai boost!
By way of background, a while back I did video called “My New Favourite...
Automatic Index Compaction
By ReviewMyDB
Index maintenance has always meant nightly jobs and a window you have to defend....
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