Date and Time Calculations Made Easy with EOMONTH, DATEDIFF, and DATEADD
Learn how to work with dates and calculate particular dates or elapsed time periods with some of the functions available in SQL Server.
2025-05-09
3,159 reads
omu
The Subtle Differences Between COALESCE and ISNULL
See how ISNULL and COALESCE behave in different situations and ensure you know which one to pick when.
2025-04-18
5,108 reads
Understanding UNION and UNION ALL in SQL Server
A short look at the differences in UNION and UNION ALL in a SELECT query.
2025-04-07
4,355 reads
Dynamic T-SQL Script Parameterization Using Python
Learn how dynamic SQL and sp_executeSQL can be used together from Python.
2025-03-24
3,760 reads
Using SQL Server Stored Procedures with the Django ORM
Learn how you can call stored procedures in the Django ORM, which lets you encapsulate more complex queries inside the database.
2025-03-14
1,381 reads
The Paradox of NOLOCK: How Dirty Reads Can Sometimes Be Cleaner
Every SQL Server developer has heard it: "Don't use NOLOCK in production!" But this common rule isn't as simple as it seems. Sometimes, what seems like a bad practice can actually be the right choice. Let's explain what NOLOCK really does in simple terms. When you use NOLOCK, you're telling SQL Server "just show me […]
2024-12-09
5,083 reads
A Guide to SQL Security in Django
If you encounter Django in your environment, are you thinking about SQL Injection and security? If not, read this article and learn how to protect your data.
2024-11-01
1,095 reads
Leveraging SQL Transaction Control in Python Applications
Explore the fundamentals of Python's SQL transaction control, demonstrating how to control and enhance database operations for improved data integrity. The best practices and real-world examples for integrating strong transaction management in Python applications are covered in this article.
2024-10-28
1,685 reads
Django's ORM vs. Raw SQL: When to Use Which
When it comes to building websites, how you work with your database can make a huge difference in how well your site runs. That's especially true if you're using Django, a popular tool for making websites with Python. Django comes with something called an Object-Relational Mapping (ORM) layer, which is a fancy way of saying […]
2024-01-26
4,978 reads
Blogs
T-SQL Tuesday #196 – Two risky career decisions I made
By DataOnWheels
The T-SQL Tuesday topic this month comes James Serra. What career risks have you...
T-SQL Tuesday #192: What career risks have you taken?
This T-SQL Tuesday is hosted by the one and only James Serra – literally...
T-SQL Tuesday #196: Taking Risks
By Steve Jones
This month we have a new host, James Serra. I’ve been trying to find...
Forums
would it be so terrible to install ssms on a few user desktops?
Hi, ssms is free here. I can think of other reasons to do this...
I'm thinking about submitting some articles
I've written some documentation on using different Markdown types of files on GitHub. It's...
Not Just an Upgrade
Comments posted to this topic are about the item Not Just an Upgrade
Question of the Day
Restoring On Top I
I am doing development work on a database and want to keep a backup so I can reset my database. I make some changes and want to restore over top of my changes. When I run this code, what happens?
USE Master BACKUP DATABASE DNRTest TO DISK = 'dnrtest.bak' GO USE DNRTest GO CREATE TABLE MyTest(myid INT) GO USE master RESTORE DATABASE DNRTest FROM DISK = 'dnrtest.bak' WITH REPLACESee possible answers