What Happens On AWS RDS?
I was talking with some developers from my team about monitoring, and I said, “We all use the same tools,” referring to other monitoring software. Then, it hit me....
2023-02-21
25 reads
I was talking with some developers from my team about monitoring, and I said, “We all use the same tools,” referring to other monitoring software. Then, it hit me....
2023-02-21
25 reads
The question came up that someone wanted to monitor the queries impacting tempdb using Extended Events. Initially, I was pretty sure that there was no real way to do...
2023-02-13
32 reads
Yesterday, I had the opportunity, and the privilege, to attend an all-day workshop put on by Bob Ward teaching all about SQL Server 2022 (you can take this too, Bob is presenting it at SQLSaturday Austin and SQL Bits, and there will be more). It was a great day. Bob is an excellent teacher. Even […]
2023-02-11
122 reads
Over the last year, at work and after work, I’ve been teaching myself a lot of brand new technologies. As such, I’m reliant on others to have put together...
2023-01-30
22 reads
I am an amateur radio operator. In the US this is commonly referred to as a ham, or a ham radio operator. My call sign is KC1KCE, as issued by the US government through the FCC. And yeah, I can hear you now, a ham is the geek equivalent of a cross-fitter. How do you […]
2023-01-20 (first published: 2023-01-14)
152 reads
Happy New Year! You're going to be seeing a lot of summaries for 2022 and predictions for 2023 around this time of year. I'm not writing one of those. You'll also see people calling for new years resolutions and the like. I'm not going for that either. Nope, let's keep it simple. It is a […]
2022-12-31
72 reads
If you're an experienced, knowledgeable, seasoned (I won't say old), SQL Server data professional, and you choose to use Trace Events (Profiler), more power to you. That's it. That's all I have to say. Do what you think best. I'm never, ever (again), going to second guess you. Further, my apologies for ever having done […]
2022-12-10
220 reads
Very excited to take part in my third #PGSQLPhriday blogging event, even more so because it’s a topic that’s quite near and dear to my heart, community. To say...
2022-12-02
27 reads
Just a quick post to let you know that there’s a great sale right now at Springer on my brand new, completely rewritten, query performance tuning book. Get your...
2022-11-21
59 reads
If you’re interested in getting a digital copy, my brand spanking new book is now available here. It’s in the intro, but let me tell you a little bit...
2022-11-11
259 reads
Disclaimer: The following is built with Claude Code. Just need to justify my $100/mo...
By Brian Kelley
I developed these rules a while back, before COVID. I had a period of...
By Steve Jones
Someone asked why I would use TRY_PARSE after I posted a question at SQL...
I have a table that ends in ON [PRIMARY] TEXTIMAGE_ON [PRIMARY]. I'm about to...
Comments posted to this topic are about the item OUTER APPLY Fundamentals: Part 2
Comments posted to this topic are about the item Building Great Software
I have this data in the OrderHeader table in a SQL Server 2025 database (ordered by CustomerID ASC):
orderid orderdate customerid complete 3 2025-05-10 00:00:00.0002 1 21 2024-01-10 00:00:00.0003 1 15 2023-10-28 00:00:00.0004 1 13 2025-03-08 00:00:00.0006 1 11 2024-04-02 00:00:00.0007 1If I run this query, how many rows are returned?
SELECT * from dbo.OrderHeader where customerid between 3 and '6'See possible answers