Which Columns Are Looked Up?
A common issue in performance is the lookup, key or RID, but the question frequently asked is, which columns are looked up? You need to know in order to...
2022-02-07 (first published: 2022-01-24)
437 reads
The Scary DBA
Two Clustered Indexes?
Everyone knows that you only get a single clustered index, right? Wouldn’t it be great though if you could have two clustered indexes? Well, you can. Sort of. Let’s...
2022-01-31 (first published: 2022-01-18)
448 reads
Why Is “WHERE 1=0” Slow?
I saw a question the other day, questioning why they’re creation of temporary tables was so slow. What they were doing was (a much more complicated version of) this:...
2022-01-24 (first published: 2022-01-10)
909 reads
Identifying Recompile Causes
Strictly speaking, a recompile isn’t really a performance tuning problem. In fact, a lot of time, recompiles are desired because they reflect changes in statistics which are likely to...
2022-01-12 (first published: 2022-01-03)
283 reads
Get SQL Server 2022 Now: It’s Called Azure
If you’re like me, your palms went into a cold sweat to get your grubby fingers on the bits for SQL Server 2022 a few nanoseconds after you heard...
2021-11-29
66 reads
PASS Data Community Summit 2021: I’m Excited!
I sincerely hope this isn’t the first time you’re hearing about the Pass Data Community Summit that’s coming up in just a few weeks on November 8-12, 2021. But,...
2021-10-15 (first published: 2021-10-04)
244 reads
PASS Data Community Summit 2021: I’m Excited!
I sincerely hope this isn’t the first time you’re hearing about the Pass Data Community Summit that’s coming up in just a few weeks on November 8-12, 2021. But,...
2021-10-04
14 reads
Login Timeouts
I was recently approached at work about a company that was seeing tons of timeouts in SQL Server. I was asked how to troubleshoot this. There are lots of...
2021-10-06 (first published: 2021-09-27)
580 reads
Login Timeouts
I was recently approached at work about a company that was seeing tons of timeouts in SQL Server. I was asked how to troubleshoot this. There are lots of...
2021-09-27
6 reads
Containers: A Short Rant
I find myself doing more and more work with containers. Yet, I also find that a lot of people seem to be resistant to the concept. I’m always surprised...
2021-09-29 (first published: 2021-09-20)
483 reads
Blogs
Five Ways Redshift Serverless Quietly Eats Your Budget
It is Friday, the queries are running, and nobody is watching the bill. That...
A Career of Memories
By Steve Jones
Annabel retired from Redgate Software this week. Across most of my career at Redgate,...
Rethinking Index Maintenance: Why avg_fragmentation_in_percent Is Outdated and What You Should Do Instead
By Tim Radney
As a SQL Server DBA with years of experience tuning production environments, I’ve seen...
Forums
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Question of the Day
BCP on Linux
When running bcp on Linux, what is the field terminator?
See possible answers