Count the Number of Weekend Days between Two Dates
Handling weekends can be tricky in SQL. This article shows you how to Count the Number of Weekend Days between Two Dates
2020-10-16 (first published: 2018-08-23)
12,793 reads
Articles
Dynamic Data Unmasking
The SQL Server 2016 dynamic data masking feature may seem like a great way to obfuscate data for downstream systems like dev and QA. Joe Obbish shows us that the data can be “unmasked” with T-SQL statements, so it’s not secure against anyone who can write their own queries.
2020-10-16
Getting Started with Gremlin
Apache TinkerPop is an open source graph computing framework. A graph computing network is a set of vertices and edges in the network. If we compare a graph database to traditional relational databases, we can assume that every row in a table of a relational database is equivalent to a vertex in graph network. Similarly, […]
2020-10-15
4,065 reads
Bringing Data Catalog into your CI/CD pipeline
As business rules shift and data structures change, organizations need to be able to maintain and update their data catalog. Discover how you can implement an automated solution using PowerShell and Redgate’s SQL Change Automation.
2020-10-15
Top 5 SSMS Time Saving Tips
In this article we look at how you can use SSMS to filter objects, debug, drag and drop object names, add custom reports and use of operators for emails.
2020-10-15
What is Oracle ASM to Azure IaaS?
Kellyn Pot'Vin-Gorman explains Oracle Automatic Storage Management and why it’s impossible to do a comparison to Azure IaaS.
2020-10-14
What’s new in Flyway 7.0
Flyway version 7.0 has just been released, and with it comes brand new features that enhance deployment flexibility. Version 7.0 also introduces Flyway Teams, which combines the Pro and Enterprise editions into one comprehensive offering. Join us today at 4pm BST to find out more.
2020-10-14
Branching in Git with SQL Database Projects
Learn how to use Git with SQL Server Data Tools to allow branching for development and how to merge development changes.
2020-10-13
2020-10-12
2,033 reads
Computed Column Performance in SQL Server
Computed columns may be the cause of hard to track down performance issues. In this article, Robert Sheldon reviews the issues and some ways to get around them.
2020-10-12
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