External Article

Oracle optimizer Or Expansion Transformations

The previous installment of this series examined aggregate subquery removal and subquery coalescing, describing the latter as similar in some ways to an inverse for “Or Expansion” and “Join Factorization”. In this instalment, it’s time to take a closer look at Or Expansion and we’ll move on to Join Factorization in the next instalment.

Blogs

PlanTrace Now Supports PostgreSQL

By

PlanTrace Now Supports PostgreSQL The same plan analysis you know from...

A New Word: the Kinder Surprise

By

the kinder surprise – . the point in your early adolescence when you realize...

Crash-Consistent Snapshot Cloning - Hyper-V Edition

By

If you’ve been following my T-SQL Snapshot Backup series, most of what I’ve covered...

Read the latest Blogs

Forums

The New Wave of Security Threats

By Steve Jones - SSC Editor

Comments posted to this topic are about the item The New Wave of Security...

There's Too Much to Learn

By Steve Jones - SSC Editor

Comments posted to this topic are about the item There's Too Much to Learn

How to Calculate Distance Between Coordinates in SQL Server

By Imran2629

Comments posted to this topic are about the item How to Calculate Distance Between...

Visit the forum

Question of the Day

SSoL Support on the OS

On which Linux versions is SQL Server 2025 on Linux supported?

See possible answers