A Play Around With Table Variable Deferred Compilation in SQL 2019
Table variables, they’re nasty, dirty little things that perform about as well as a Robin Reliant in a crosswind, right? ...
2018-10-25 (first published: 2018-10-16)
2,087 reads
Conditionally Returning Rows Based On Query Results
While I normally prefer formatting my query results in a downstream app/reporting layer, sometimes I can’t get around adding some...
2018-10-29 (first published: 2018-10-16)
2,675 reads
Conditionally Returning Rows Based On Query Results
Watch this week's video on YouTube
While I normally prefer formatting my query results in a downstream app/reporting layer, sometimes I can't get around adding some business formatting logic to...
2018-10-16
64 reads
Conditionally Returning Rows Based On Query Results
Watch this week's video on YouTube
While I normally prefer formatting my query results in a downstream app/reporting layer, sometimes I can't get around adding some business formatting logic to...
2018-10-16
12 reads
Query Memory Grants and Resource Semaphores in SQL Server
(Be sure to checkout the FREE SQLpassion Performance Tuning Training Plan - you get a weekly email packed with all the...
2018-10-25 (first published: 2018-10-16)
3,899 reads
Internal Query Processor Error Debugged
In Joyful Craftsmen we provide, among other things, technical support to our customers, which from time to time involves us...
2018-10-16
877 reads
Database Transaction log file full in the full recovery model
AdvertisementsI am seeing in more environment the database recovery model is set FULL and there is no transaction log backup...
2018-10-16
300 reads
Speaking at SQL Saturday Oregon
I am so excited and honored that I have been selected to speak at SQL Saturday Oregon on November 3,...
2018-10-16
221 reads
ASF 015 video invitation
“This was in Dallas, we had our MVP Summit in Dallas and there were only maybe like less than 10...
2018-10-15
75 reads
How much affects encryption to your database performance?
Transparent data encryption (TDE) helps you to secure your data at rest, this means the data files and related backups are encrypted, securing your data in case your media...
2018-10-15
29 reads
Blogs
How to Clear the SSMS Cache (SSMS 21 and Later)
By SQLPals
How to Clear the SSMS Cache (SSMS 21 and Later) Updated...
The flight recorder: Replaying what an AI agent did on my SQL Server
By Arun Sirpal
“What exactly did it do on my server?” is the first question a DBA...
Announcements from the Microsoft Fabric Community Conference — Barcelona 2026
By James Serra
Microsoft shared a broad set of Fabric, Power BI, and SQL updates at FabCon...
Forums
Let's Talk Certifications
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The Hidden Security Risks of Role Combination in SSAS Tabular
Comments posted to this topic are about the item The Hidden Security Risks of...
The Empty Aggregate
Comments posted to this topic are about the item The Empty Aggregate
Question of the Day
The Empty Aggregate
I have this table in a SQL Server 2025 database:
CREATE TABLE [dbo].[CustomerOrder] ( [OrderID] [int] NULL, [CustomerID] [int] NULL, [total] [money] NULL ) ON [PRIMARY] GOWhat is returned from this code? (answers are for the sum and then the count)
SELECT SUM(total) AS sum,
COUNT(total) AS count
FROM dbo.CustomerOrder;
See possible answers