Technical Article

Progressive Sums in T-SQL

A common problem in sql is how to calculate and process, for the current row, information that is based on the results (sum, product, difference, etc) of the rows read so far.A solution (we use) to this problem is to create a self join query based on the primary key using the condition of "greater […]

(1)

You rated this post out of 5. Change rating

2006-03-23 (first published: )

433 reads

Blogs

Resetting on the AI hype train

By

There's a great article from MIT Technology Review about resetting on the hype of...

A New Word: Etherness

By

etherness – n. the wistful feeling of looking around a gathering of loved ones,...

Vibe Coding a Login Tracking System

By

A customer was asking about tracking logins and logouts in Redgate Monitor. We don’t...

Read the latest Blogs

Forums

The Max PK Length

By Steve Jones - SSC Editor

Comments posted to this topic are about the item The Max PK Length

My experience using the GitHub Copilot in SSMS 22

By Daniel Calbimonte

Comments posted to this topic are about the item My experience using the GitHub...

The Microsoft SQL Year in Review

By Steve Jones - SSC Editor

Comments posted to this topic are about the item The Microsoft SQL Year in...

Visit the forum

Question of the Day

The Max PK Length

If I create a multiple column Primary Key constraint, what is the most number of bytes I can include in the constraint?

See possible answers