What's a Code Smell?
Poor patterns and practices are code smells. Steve Jones notes we have plenty in T-SQL.
Poor patterns and practices are code smells. Steve Jones notes we have plenty in T-SQL.
One of the most important aspects of data management is the ability to ensure that the data in your database is well defined and consistent. Some aspects of that are ensured through the relational data structures you design. Another piece of control is using the correct data type. Then, we get to constraints. A constraint is a way to validate data prior to adding it to your database. This is one more tool in the toolbox that helps you maintain good data.
The conversation around Artificial Intelligence (AI) is not a new subject to the database space, but the recent rise in machine learning tools like ChatGPT have sparked increased focus on new ways to simplify existing DBA challenges.
Join Redgate’s own DevOps Advocate, Steve Jones, along with webinar guests Kellyn Pot’Vin-Gorman (Principal Cloud Solution Architect, Microsoft) and Brian Randell (Product Marketing Director, Github) to discuss how AI could help manage complex database ecosystems.
See how well ChatGPT works with questions on generating PowerShell code.
We need to measure and monitor things to become better, but we need to keep an eye on what the actual goal is from this monitoring.
Learn about the new functions LEFT_SHIFT and RIGHT_SHIFT in SQL Server 2022 and how these functions could be used.
The multi-million-dollar question for you and your business is... what is the real business value of frequent deployments? Part one of three in this series on the value of database DevOps.
A week ago I was in Pasadena attending the SCaLE 20x conference, a gathering of many different open-source communities discussing the technologies and platforms that draw them together. I was fortunate enough to hear some excellent presentations on PostgreSQL and give two talks as well. After the first round of talks on Friday morning a […]
A guest editorial from Andy Warren that looks at annual training to try and improve security.
How can you achieve good enough without compromising the process/product? In the world of...
By Patrick
One of my customers recently wanted to rename each of the SQL audit files...
The post The pros and cons of self-service BI: What every industry leader should...
Comments posted to this topic are about the item What's New for the Microsoft...
Comments posted to this topic are about the item Using Outer Joins
I have this data in a SQL Server 2019 database:
Customer table CustomerID CustomerName 1 Steve 2 Andy 3 Brian 4 Allen 5 Devin 6 Sally OrderHeader table OrderID CustomerID OrderDate 1 1 2024-02-01 2 1 2024-03-01 3 3 2024-04-01 4 4 2024-05-01 6 4 2024-05-01 7 3 2024-06-07 8 2 2024-04-07I want a list of all customers and their order counts for a period of time, including zero orders. If I run this query, how many rows are returned?
SELECT c.CustomerName, COUNT(oh.OrderID) FROM dbo.Customer AS c LEFT JOIN dbo.OrderHeader AS oh ON oh.CustomerID = c.CustomerID WHERE oh.Orderdate > '2024/04/01' GROUP BY c.CustomerNameSee possible answers