2025-01-08
1,778 reads
Hash join
2024-12-11
1,199 reads
2024-11-27
434 reads
2024-11-13
527 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
The Book of Redgate: Evidence
By Steve Jones
We aren’t the only company that does this, but Redgate Software does try to...
When Your Microsoft Fabric Capacity Runs Out: Optimize, Scale Up, Scale Out, or Isolate?
By James Serra
Microsoft Fabric makes it wonderfully easy to put many analytics workloads on one platform....
Accessing the Data API Builder MCP Server from VS Code
By Steve Jones
I recently started playing with the MCP Server for SQL Server, which is a...
Forums
Execute as failure
Security has long been a problem for me. Every time I think I understand...
BIT_COUNT() V
Comments posted to this topic are about the item BIT_COUNT() V
How We Reduced SQL Server Infrastructure Costs by 33% on AWS: Lessons From a Database Operations Manager
Comments posted to this topic are about the item How We Reduced SQL Server...
Question of the Day
BIT_COUNT() V
What does this return on SQL Server 2025?
select bit_count(null)See possible answers