You Can’t Trust “Edit Query Text” in SSMS’s Execution Plans.
When there are IF branches or conditional logic, “Edit Query Text” only shows you the branches that actually executed. It’s easy to miss whole swaths of code that didn’t happen to execute one particular time.
What Can AI Really Do?
Steve asks you what you think AI can do for you today, with a few suggestions of what he sees.
Why Your Index Isn't Being Used? - Reading Execution Plans to Find the Real Culprit
Built the index, but SQL Server still scans the whole table? Learn how to read execution plans and find exactly why your index is being ignored.
Improve Query Performance in the Fabric Warehouse with Clustering
Learn how to improve performance issues in Microsoft Fabric Warehouse and leverage cloud-based data analytics effectively.
We Are Eating Our Own Seed Corn
Last week I stood in front of a classroom at Washington State University and looked out at a room full of students who had done everything right. They had studied hard, were earning their degrees, built their portfolios, and showed up with genuine enthusiasm for careers in technology. They wanted to know what the industry […]
Designing SQL Server ETL Pipelines That Don't Break at Scale
A few lessons learned in building ETL pipelines and tricks to ensure you can easily maintain these over time.
Why I Don’t Like Shared Development Databases
Today, Kendra explains why she doesn't like shared development databases.
When, and when not, to use LLMs in your data pipeline
LLMs should be used in data pipelines for unstructured text, semantic search, and natural language queries – but avoided for deterministic, high-volume, or regulated tasks. Drawing on my real-world experience building large-scale ML systems, in this guide I’ll explain exactly where LLMs belong in your data pipeline and, just as importantly, where they don’t.
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