Articles

External Article

Calculating and Verifying Check Digits in T-SQL

A lot of numbers that we use everyday such as Bank Card numbers, Identification numbers, and ISBN codes, have check digits. As part of the routine data cleansing of such codes we must check that the code is valid- but do we? Dwain Camps shows how it can be done in SQL in such a way that it could even be used in a constraint, and keep bad data out of the database.

2014-07-23

12,368 reads

Technical Article

SQL in the City: Save the Date

SQL in the City is coming back to London and Seattle in 2014. The London event will take place on October 24 (before Tech Ed Europe) and in Seattle on November 3 (before PASS Summit). Keep an eye on the event website and @redgate for updates.

2014-07-21

11,275 reads

Technical Article

SQL Saturday #302 - Albany

SQL Saturday is coming to Albany, NY on July 26, 2014. This is a free full day of training and networking for SQL Server professionals. This event also features a paid-for precon session with Grant Fritchey on query performance tuning. The event is soon so register while space is available.

2014-07-16

9,085 reads

Blogs

Webinar: Navigating the Database Landscape in 2026

By

For a number of years, we’ve produced the State of the Database Landscape report,...

Claude AI Convinced Me Not to Build an iPad App

By

I coach volleyball and I do a lot of stat stuff on paper. I...

A New Word: Dolorblindness

By

dolorblindness – n. the frustration that you’ll never be able to understand another person’s...

Read the latest Blogs

Forums

Transactional Replication setup issue

By DrAzure

Hi! I've been banging my head against the wall for 2 days now trying...

The Power of Data and Privacy

By Steve Jones - SSC Editor

Comments posted to this topic are about the item The Power of Data and...

What's the Date?

By Steve Jones - SSC Editor

Comments posted to this topic are about the item What's the Date?

Visit the forum

Question of the Day

What's the Date?

In SQL Server 2025, there is a new function that returns the current date without the time. What is it?

See possible answers