3  Databases introduction

3.1 Why databases are still important

3.1.1 Databases aren’t dinosaurs they are sharks

Please read following suggested reading:

• Relational Databases Aren’t Dinosaurs, They’re Sharks

3.2 Short History of databases

Year	Events
1960s	Hierarchical ve Network models
1970s	Relational Model (1970 by Edgar F. Codd)
1978	First commercial relational database (Oracle)
1990s	Object Oriented
2000s	NoSQL and NewSQL
2010s	Graph databases
2023s	Vector databases