Is It Worth Writing Unit Tests?
What's the overhead for writing unit tests? Ed Elliot breaks it down, looking at the ways in which unit tests both take more time and save time.
What's the overhead for writing unit tests? Ed Elliot breaks it down, looking at the ways in which unit tests both take more time and save time.
The job of the DBA is constantly evolving, but one thing has always been critical: access to data.
Database Lifecycle Management (DLM) is about enabling rapid, risk-free database development and deployments. However, the most effective DLM processes actually reach beyond the database. Embracing the full scope of it can be daunting, so Grant Fritchey and Matthew Skelton are making it manageable.
For a large SQL Server database on an Azure VM, backing up the data can have some challenges. In this article, Murshed Zaman focuses on the two most common challenges: size and speed.
BI Architect Bill Pearson continues with the second of a set of articles surrounding a group of MDX functions specialized to support the analysis of data within the context of time / date. In this article, we will explore the OpeningPeriod() and ClosingPeriod() functions, and get hands-on practice with each in meeting sample business requirements.
If you need to receive and process a large volume of of packets of data, such as telemetry, or event-log items, it may be worth considering Azure Event hubs. They aren't like traditional messaging but represent more of a stripped down one-way event processing system for large volumes of data. It could represent a good solution to an ever-present problem, but is it ready for production use? Rob Sheldon investigates.
Handle together SQL Server spatial data features and Reporting Service design tools to build a map-based interactive report.
We must learn to deal with the reality of our situation, along with the limitations.
Inadequate storage is one of the most common bottlenecks seen in subsystem performance. There are a number of reasons for poor storage performance, but measuring it and understanding what needs to be measured and monitored is always a useful exercise.
Good documentation gets you started. Good books get you deep. After years of working...
By Vinay Thakur
In previous posts, we looked at the SQL Server engine. for us DBAs, the...
By Arun Sirpal
You have used Claude. But which Claude? The Claude app (claude.ai, the desktop and...
Comments posted to this topic are about the item Creating a JSON Document IV
By VishnuGupthanSQLPowershellDBA
Comments posted to this topic are about the item Restoring Azure Key Vault Keys...
When the schema of an object is changed, SQL Server wipes out the previous...
I have this data in a table called dbo.NFLTeams
TeamID TeamName City YearEstablished ------ -------- ---- --------------- 1 Cowboys Dallas 1960 2 Eagles Philadelphia 1933 3 Packers Green Bay 1919 4 Chiefs Kansas City 1960 5 49ers San Francisco 1946 6 Broncos Denver 1960 7 Seahawks Seattle 1976 8 Patriots New England 1960If I run this code, how many rows are returned?
SELECT YearEstablished, json_objectagg(city : TeamName) FROM dbo.NFLTeams GROUP BY YearEstablished;See possible answers