Constantine Nicolaou

Software, Web, Ruby, Rails, Cloud Computing, Entrepreneurship

Lebanon - France - UK


giant robots smashing into other giant robots: A grand piano for your violin

Database indexes

What are database indexes? If you’re building web apps powered by a relational database, you should know.

A database index is a data structure in the database which improves the speed of operations (typically row lookups) on a database table, or across tables. Think of it like…