2025-01-08
1,771 reads
Hash join
2024-12-11
1,192 reads
2024-11-27
423 reads
2024-11-13
523 reads
Hash Join Memory Grant Factors
Remember when that old DBA told you not to SELECT *? Erik Darling explains why.
2018-04-26
2,943 reads
Hash Joins on Nullable Columns
Paul White explores some less well-known query optimizer features and limitations, and explains the reasons for extremely poor hash join performance in a specific case.
2015-11-16
3,593 reads
Blogs
SQL Server 2025 Generally Available
By Brian Kelley
This was announced last week at Microsoft Ignite and it's been covered by others...
Chatting with Power BI: Who Benefits from This Conversation?
By Rayis Imayev
"Dave: Open the pod bay doors, HAL.HAL: I’m sorry, Dave. I’m afraid I can’t...
A Quick Look at Redgate Data Modeler
By Steve Jones
Redgate acquired a data modeling tool from Vertabelo recently and I wanted to explore...
Forums
The Ending Substring
Comments posted to this topic are about the item The Ending Substring
Done is Better than Good
Comments posted to this topic are about the item Done is Better than Good,...
Configuring the On-Premises Data Gateway: The Fabric Modern Data Platform
Comments posted to this topic are about the item Configuring the On-Premises Data Gateway:...
Question of the Day
The Ending Substring
In Azure SQL Database and SQL Server 2025, if I run this, what is returned?
SELECT '[' + SUBSTRING('Steve Jones', 7) + ']' See possible answers