Assigning a Server Role

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.

DML Trigger Limits

Being Agile - A Success Story

Learn how one company adopted, adapted, and learned from the Agile methodology.

SQL Server at Scale - Using an Archive Table - Part 2

In my previous tip, I explained how we are inclined to use archive tables and how they become increasingly problematic over time. This tip will focus on ways to mitigate the issues.

Is Azure SQL Database a Good Choice for your Database Applications?

In this article, we cover things you should know about Azure SQL Database and why this may be a good choice for your database applications.

The Black Friday Sale

Introducing the MySQL UPDATE statement

In the previous two articles in this series, you learned about SELECT and INSERT, two important data manipulation language (DML) statements in MySQL. In this article, I focus on the UPDATE statement, another valuable DML statement in MySQL.

AI Medical Record Scanning

Artificial Intelligence can help humans, both in diagnosis, but also in teaching medical professionals.

Searching Strings