Azure SQL Database high availability
In this blog I want to talk about how Azure SQL Database achieves high availability. One of the major benefits from moving from on-prem SQL Server to Azure SQL...
2018-08-22
173 reads
Azure SQL Database high availability
In this blog I want to talk about how Azure SQL Database achieves high availability. One of the major benefits...
2018-08-22
871 reads
Format Query as JSON
JSON (JavaScript Object Notation) is a file format used to transmit data from various applications, very similar to XML, it also used to stored NoSQL unstructured data, and because...
2018-08-22
12 reads
SQL in the City, Fall 2018 – Join Us!
SQL in the City is coming up, and it's a huge opportunity to learn. Register now to attend the free online streamed event, and join the Redgate team in...
2018-08-22
21 reads
Relational databases aren’t the problem
Content warning: This is the first of two rebuttal essays, about why someone is wrong on the Internet. It is...
2018-09-10 (first published: 2018-08-22)
3,159 reads
How to cause a simple spill to tempdb
Sometimes it’s useful to know how to cause a problem. Maybe you’ve never encountered the problem, and want to get hands-on experience. Maybe you’re testing a monitoring tool, and...
2018-08-22
37 reads
Save Money On Your Azure Monthly SQL Database Bill
Microsoft gives you two purchasing models for your Azure SQL Databases (SQL DB), a DTU and a vCore based model...
2018-09-05 (first published: 2018-08-22)
2,255 reads
Is a SELECT statement always executed?
(Be sure to checkout the FREE SQLpassion Performance Tuning Training Plan - you get a weekly email packed with all the...
2018-08-22
201 reads
#SQLCareer 3/4 August 6th 2018
Last month Steve Jones (b/t) suggested that it might be helpful if those of us that work in the IT/database...
2018-09-06 (first published: 2018-08-22)
1,662 reads
Always On SQL Server Replica in a Disconnected State
Sometimes the SQL logs and application logs provide some great info in regards to errors and issues. When building an...
2018-08-22
5,767 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
Comments posted to this topic are about the item Let's Talk Certifications
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