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
55,599 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
392 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
567 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
21,239 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
1,222 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
977 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
1,469 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
1,364 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
563 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
604 reads
Blogs
Dry-run xp_delete_file Before Actually Deleting Files?
By SQLPals
Dry-run xp_delete_file Before Actually Deleting Files? xp_delete_file doesn’t really have a...
Happy Thanksgiving! (USA Holiday)
By Brian Kelley
In the United States, today is Thanksgiving. The intent behind the holiday is to...
Getting SQL Server 2025 RTM Running in Containers on macOS
SQL Server 2025 RTM is here, and if you’re running Docker on macOS, you...
Forums
Which Object Definitions Are Available?
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T-SQL in SQL Server 2025: The PRODUCT Function
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Question of the Day
Which Object Definitions Are Available?
For which of these object types can I get the code when I run the OBJECT_DEFINITION() function in SQL Server 2025? (choose 3)
See possible answers