NOT EXISTS vs NOT IN
Continuing with the mini-series on query operators, I want to have a look at NOT EXISTS and NOT IN.
Just one...
2010-02-18
55,775 reads
SQL In The Wild
Getting here from there
Another month, another blog chain, this time started by Paul Randal. I got tagged by both Grant and Steve, on...
2010-01-21
395 reads
SQL Pass session evaluations
I finally got the last of my PASS Summit session evals and so, like someotherpeople, I thought I’d make them...
2010-01-13
570 reads
IN vs INNER JOIN
Often in forum threads discussing query performance I’ll see people recommending replacing an INNER JOIN with an IN (or recommending...
2010-01-12
21,429 reads
Are trivial plans cached?
It is sometimes said that trivial execution plans are not cached and queries that have such plans are compiled on...
2009-12-08
1,230 reads
The most optimal join type
What’s the best join type for a query? Should we aspire to seeing nested loop joins in all our queries?...
2009-11-24
980 reads
TechEd Online Interview
Back in August at TechEd Africa I did a TechEd Online interview with Frikkie Bosch. Frikkie’s the marketing manager for...
2009-09-30
1,472 reads
More on the MVP SQL Server book
If you buy from Manning directly today or tomorrow, there’s a 50% discount . Use the code pop0928 at the checkout....
2009-09-29
1,366 reads
MVP book is available for preorder
Last year a large number of MVPs (mostly SQL Server) got together to write a book with all proceeds going...
2009-09-28
564 reads
Why is CheckDB rolling back transactions?
I saw this one on a forum recently and it’s a fun question to look into.
When running CheckDB on an...
2009-09-24
609 reads
Blogs
A bespoke reporting solution doesn’t have to cost the earth
By ChrisJenkins
You could be tolerating limited reporting because there isn’t an off the shelf solution...
Presenting with Visual Studio Code
A while back I wrote a quick post on setting up key mappings in...
Advice I Like: In 100 Years
By Steve Jones
In 100 years a lot of what we take to be true now will...
Forums
Lots of FKs
Comments posted to this topic are about the item Lots of FKs
Real-time On-prem SQL Server Data in Excel – Over the Internet
Comments posted to this topic are about the item Real-time On-prem SQL Server Data...
Can You Let Go of Determinism
Comments posted to this topic are about the item Can You Let Go of...
Question of the Day
Lots of FKs
In SQL Server 2025, what are the most outgoing and incoming FK references a table can have?
See possible answers