On table variable row estimations
At first glance, the question of how many rows are estimated from a table variable is easy. But, is it really that simple? Well, not really. To dig into...
2020-12-23 (first published: 2020-12-15)
416 reads
At first glance, the question of how many rows are estimated from a table variable is easy. But, is it really that simple? Well, not really. To dig into...
2020-12-23 (first published: 2020-12-15)
416 reads
At first glance, the question of how many rows are estimated from a table variable is easy. But, is it really that simple? Well, not really. To dig into...
2020-12-15
10 reads
It’s a few days into April, but not too late I hope to mention that Pluralsight is offering their entire library, free to new accounts, for the month of...
2020-04-16 (first published: 2020-04-07)
494 reads
It’s a few days into April, but not too late I hope to mention that Pluralsight is offering their entire library, free to new accounts, for the month of...
2020-04-07
6 reads
My company’s internal conference is in a couple of weeks, so this seems like a good time to have a...
2018-05-04 (first published: 2018-04-24)
2,351 reads
My company’s internal conference is in a couple of weeks, so this seems like a good time to have a quick rant about some presentation failings I’ve seen over...
2018-04-24
10 reads
I originally wrote about catch-all queries early in 2009, just as something that I’d seen several times in client code....
2018-03-26 (first published: 2018-03-13)
4,385 reads
I originally wrote about catch-all queries early in 2009, just as something that I’d seen several times in client code. It turned into the 3rd most popular post ever...
2018-03-13
12 reads
A common problem when looking at execution plans is attributing too much meaning and value of the costs of operators.
The...
2018-02-22 (first published: 2018-02-13)
2,196 reads
A common problem when looking at execution plans is attributing too much meaning and value of the costs of operators. The percentages shown for operators in query plans are...
2018-02-13
8 reads
By Ed Elliott
All Spark Connect Posts I have just finished an update for the spark connect dotnet...
By Steve Jones
One of the things I’ve been experimenting with in AI is taking things other...
By Steve Jones
I’ll be at SQL Bits tomorrow, Saturday Jun 20, 2025 for the final day...
In Azure SQL DB, i want to merge records from the staging table to...
Full error message: SSRS error: The Value for the image 'Image1' has a constant...
We are in the process of upgrading to SQL Server 2022 and would like...
I have a table, called dbo.logger, in SQL Server 2022. I decide to add two new columns to this table with this code.
ALTER TABLE dbo.logger ADD CreateDate DATETIME CONSTRAINT dfGetDate DEFAULT GETDATE() GO ALTER TABLE dbo.logger ADD ModifyDate DATETIME DEFAULT dfGetDate GOWhat happens when I run these two batches? See possible answers