Watch this week's video on YouTube
Part 1: Introduction to Execution Plans
Part 2: Overview of Statistics
Part 3: Reading an Execution Plan
Part 4: Commonly Troublesome Operators
Part 5: Troubleshooting Execution Plans
Today I'm...
2019-08-27
16 reads
Watch this week's video on YouTube
Part 1: Introduction to Execution Plans
Part 2: Overview of Statistics
Part 3: Reading an Execution Plan
Part 4: Commonly Troublesome Operators
Part 5: Troubleshooting Execution Plans
Today I'm...
2019-08-27
24 reads
In two previous posts, I’ve showed how to configure Jenkins in a container as well as how to add the SQL Change Automation plugin. This post looks at an...
2019-09-12 (first published: 2019-08-26)
620 reads
I’m really excited for Redgate’s new SQL Change Automation plugin for SQL Server Management Studio (SSMS). SQL Change Automation lets DBAs and developers use a migrations-first approach to create...
2019-08-26
22 reads
I’ve never been terribly shy about my beliefs about IT certifications. I sincerely believe they are largely a waste of time. I do recognize that one thing they do...
2019-08-26
185 reads
If you can help it you probably shouldn’t be using triggers. But if you have to use a trigger you ... Continue reading
2019-09-09 (first published: 2019-08-26)
539 reads
Introduction I recently got a call from our DBA telling me that the CPU usage is hitting 100% on the DB server and the ETL process runs for more...
2019-09-04 (first published: 2019-08-26)
690 reads
How to read execution plan to improve poorly...
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2019-08-25
180 reads
VSCode was making me crazy as I was writing a script. I like a light theme, and every time I went to type, I saw this: The highlight was...
2019-09-05 (first published: 2019-08-23)
2,526 reads
There’s a very good reason to do most of your DBA work using T-SQL, and not the SSMS object explorer. Let me tell you about it...
The post Use T-SQL,...
2019-08-23
60 reads
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...
My mugI grew up surrounded by coffee farms in Guatemala and somehow spent most...
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