(Be sure to checkout the FREE SQLpassion Performance Tuning Training Plan - you get a weekly email packed with all the essential knowledge you need to know about performance...
2019-10-02 (first published: 2019-09-23)
729 reads
‘Shortest path’ is by far the most feature of SQL Graph for now. What does this even mean? ‘Shortest path’ is the term accorded to the shortest distance between...
2019-10-08 (first published: 2019-09-22)
775 reads
Hello #datafolks! Let’s review what happened last week in Data World. It’s hard to admit but I missed last week’s post due to my visit to Sweden (SQLSaturday) and...
2019-09-22
16 reads
In this post we saw how to create some graph tables with data. In this I will explore simple queries off of this data and how they compare with...
2019-10-01 (first published: 2019-09-21)
468 reads
I don't normally drop users and logins in production, but when I do, and it goes wrong, I do this.
2019-09-20
46 reads
One of the top reasons I love PowerShell so much is that from the beginning, it was designed to let you, yes you, make it run better for the...
2019-09-19
20 reads
One of the top reasons I love PowerShell so much is that from the beginning, it was designed to let you, yes you, make it run better for the...
2019-09-19
43 reads
One of the top reasons I love PowerShell so much is that from the beginning, it was designed to let you, yes you, make it run better for the...
2019-09-27 (first published: 2019-09-19)
683 reads
I was talking with a couple of excellent SQL people* recently, and we were bemoaning the difficulties and disciplines of blogging. This is what speakers do after a successful SQL...
2019-09-19
45 reads
This is something I touched on back in 2017 a little after the Live Query Statistics feature was introduced with SQL 2016, but I was using the functionality this...
2019-09-26 (first published: 2019-09-18)
1,939 reads
By SQLPals
How to Clear the SSMS Cache (SSMS 21 and Later) Updated...
By Arun Sirpal
“What exactly did it do on my server?” is the first question a DBA...
By James Serra
Microsoft shared a broad set of Fabric, Power BI, and SQL updates at FabCon...
Comments posted to this topic are about the item Let's Talk Certifications
Comments posted to this topic are about the item The Hidden Security Risks of...
Comments posted to this topic are about the item 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