Self SQL Injection
Based on a real fact, this article demonstrates how a bad use of sp_executesql can lead to unpleasant surprises
Taking Shortcuts
We don't mean to introduce security issues, but sometimes we do because we give in to pressure.
Execution Plans and Data Protection
One of the most important tools for query tuning is ability to view execution plans. They are even portable; you can send an execution plan to get advice from someone who doesn't have access to the underlying data. Have you even considered that sensitive information might travel along with the plans? Hugo Kornelis explains how execution plans affect data protection.
The CDO
Does your company have a Chief Data Officer? Steve Jones doesn't think you need one to use data wisely.
SQL Server Closure Tables
SQL Server has a couple of different ways to represent hierarchies, but they do not allow storing any additional information that is important to the relationship between objects. In this article, Phil Factor explains how to use closure tables to overcome this deficiency.
SQL Server From .Net: Building a DataSet with Code
A basic introduction for developers about working with the DataSet object in ADO.Net to represent objects in a SQL Server database, and some of the options available.
Blogs
Advice I Like: Respect
By Steve Jones
“Don’t aim to have others like you; aim to have them respect you.” –...
Blue Sky Programming – The Optimism Trap
Many years ago, before I joined Oracle, I was working on a major modernisation...
Setting Up a Mac for Data Engineering and AI Work
If you work with data pipelines, SQL, notebooks, or machine learning models, a Mac...
Forums
SQL Art, Part 4: Happy 4th of July — A British DBA's Guide to Celebrating a War We Don't Talk About
Comments posted to this topic are about the item SQL Art, Part 4: Happy...
Is Fabric a Reliable Service or a Ripped Resource?
Comments posted to this topic are about the item Is Fabric a Reliable Service...
locking down agent for new user on our dev machine
hi , a new user wants to be able to add sql agent jobs...
Question of the Day
BIT_COUNT I
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