Who Likes NULL?
The use of NULL values in a database can be controversial. Today Steve talks about his views on this concept.
The use of NULL values in a database can be controversial. Today Steve talks about his views on this concept.
Either you've got too many indexes, or not enough. Here's how to tell.
This is the first article in a short series of SQL Server query challenges to test and expand your SQL Server querying skills
One of the benefits of SQL is the ability to write a query and use parameters to dynamically act upon the resultset. Depending on the situation, there can be benefits to parameterizing queries, but it is not always clear when or how to do this. In this tip we look at different ways to pass in values as parameters to queries and the advantages and disadvantages.
Missing data is a difficult and common problem to solve. In this article, Joe Celko explains several approaches to deleting or replacing missing data.
A means of importing large csv files (where there may be commas in quote-delimited free text) into SQL Server tables using PowerShell
In recent years, technology landscape has undergone dramatic changes, driven primarily by cloud computing and a continuously increasing level of attention dedicated to security, privacy, and compliance. One of the more significant initiatives that attempts to address these challenges is General Data Protection Regulation (GDPR. In this article, we will explore how Azure SQL Database could help with addressing the GDPR requirements.
By Steve Jones
“Don’t aim to have others like you; aim to have them respect you.” –...
Many years ago, before I joined Oracle, I was working on a major modernisation...
If you work with data pipelines, SQL, notebooks, or machine learning models, a Mac...
Comments posted to this topic are about the item SQL Art, Part 4: Happy...
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In SQL Server 2025, I have a table (dbo.UserPermission) that contains this data:
UserID UserPermissions 15 23 37What is returned when I run this code:
select bit_count(UserPermissions) as PermissionCount from dbo.UserPermission where UserID = 3;See possible answers