How to improve DevOps communication clarity
Communication is at the heart of DevOps, but it can be difficult to achieve. Mike Cuppett explains how to improve DevOps communication clarity.
2021-04-27
Articles
An Introduction to Azure Data Explorer
Introduction Big data consists of very large datasets, which can be structured, unstructured, and semi-structured. Data may be coming from various data sources in real-time or in batches. The traditional tools and technologies we have used in the past are not capable of processing and storing all this data in an efficient way. We need […]
2021-04-26
4,209 reads
Creating Database Build Artifacts when Running Flyway Migrations
This article provides PowerShell automation scripts for running Flyway database migrations. These scripts use SQL Compare to automatically generate all the required database build artifacts in the version control system, for each Flyway deployment.
2021-04-26
Never, Ever, Ever Start T-SQL Comments with Two Dashes
In this article, Brent Ozar explains why you should avoid starting T-SQL comments with two dashes.
2021-04-26
Soft Skills: Controlling your career
Technical skills come and go while soft skills will serve you throughout your life. They will have the greatest influence over your career, job and role. For some people soft skills come naturally. As an Aspergers person (Aspie) I have to practice my soft skills at every opportunity. Pure techies need not lose hope. Soft […]
2021-04-23 (first published: 2019-09-19)
6,665 reads
Learn basics of Data Wrangling in SQL Server to handle Invalid Values
In this article we cover the topic of data wrangling which is steps you can take to cleanup and validate data prior to data analysis.
2021-04-23
Dynamically Add a Timestamp To Files in Azure Data Factory
This article will describe how to add your local timestamp at the end of the each file in Azure Data Factory (ADF). In general, ADF gets a UTC timestamp, so we need to convert the timestamp from UTC to EST, since our local time zone is EST. For example, if the input Source file name […]
2021-04-22
30,459 reads
SQL Server Security – Fixed server and database roles
Security roles can simplify permissions in SQL Server. In this article, Greg Larsen explains fixed server and database roles.
2021-04-22
Batch Processing using Flyway
How to create a batch file that executes any number of database migration tasks across a range of servers and databases, using Flyway.
2021-04-21
Common Data Transformations in Power Query
In this article we walk through an example of using Power Query to transform source data that can be used in a Power BI report.
2021-04-21
Blogs
How to Clear the SSMS Cache (SSMS 21 and Later)
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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