Summarizing data using GROUP BY and HAVING clauses
You can summarize data to get counts, averages, sums, and more using GROUP BY in T-SQL queries. Greg Larsen shows you how.
2022-07-25
Articles
Establishing a Connection to PostgreSQL with GoLang
Learn how to use golang to connect to a PostgreSQL database.
2022-07-22
17,953 reads
Columnstore Indexes are Finally Sorted in SQL Server 2022
There’s a widespread misconception that SQL Server’s columnstore indexes are like an index on every column.
2022-07-22
Power BI - How to Download and Get Started
In this article learn how to download, install and get started building your first Power BI report using SQL Server data.
2022-07-22
PerfMon: Using SQL Server Performance Counters
Learn how you can use Windows Performance Monitor and the PAL to gather metrics from your SQL Server instances.
2022-07-20
24,088 reads
DevOps Collaboration and Process Visibility in Flyway Developments
A brief history of the DevOps movement and a discussion of the pivotal role of a tool like Flyway in the DevOps toolchain, when developing and delivering database changes.
2022-07-20
How to troubleshoot and fix PostgreSQL performance issues
PostgreSQL database performance is critical for application performance. EzzEddin Abdullah shows how to get information about a query’s performance from the execution plan.
2022-07-20
How to Connect to an Analysis Services Database in Power BI
Learn how to work with SSAS data in Power BI in this article.
2022-07-18
5,588 reads
Taming Database Documentation with Flyway and MySQL
Database object documentation is essential for explaining to busy developers, and the wider business, the purpose of each object and how to use it. The solution presented in this article consists of a SQL script to allow developers to add comments to MySQL database objects, without affecting the database version, and a simple way to generate a documentation report, in JSON. The SQL script will execute automatically as a callback, during any Flyway Teams migration run, and the report will allow the team to spot any gaps quickly.
2022-07-18
T-SQL Comment Best Practices for SQL Server
Learn different ways to add comments to your T-SQL code when working with SQL Server along with several examples.
2022-07-18
Blogs
SQL Server Journey till 2025 (brief)
By Vinay Thakur
Quick Summary for Microsoft SQL Server till 2025, I am fortunate to be part...
Identity Columns Can’t Be Updated: #SQLNewBlogger
By Steve Jones
I’m not sure I knew identity column values could not be updated. I ran...
Rolling Back a Broken Release
By Steve Jones
We had an interesting discussion about deployments in databases and how you go forward...
Forums
Can someone please explain what happens?
I have mentioned this several times over several years. Can someone please help me...
SELECT COUNT(DISTINCT) returns null when nothing is found instead of 0
SELECT COUNT(DISTINCT Component) AS Found FROM tblComponents WHERE(Component NOT LIKE '%[a-z]%') AND(LTRIM(RTRIM(Component)) = 'GM13622')...
Remotely Engineer Fabric Lakehouse objects: The Fabric Modern Data Platform
Comments posted to this topic are about the item Remotely Engineer Fabric Lakehouse objects:...
Question of the Day
Creating JSON III
In a SQL Server 2025 table, called Beer, I have this data:
BeerIDBeerName 1Becks 2Fat Tire 3Mac n Jacks 4Alaskan Amber 8KirinI run this code:
SELECT JSON_OBJECTAGG(
BeerID: BeerName )
FROM beer;
What are the results? See possible answers