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Databases

Organised data storage systems β€” from relational tables to NoSQL; the backbone of every app

USA πŸ‡ΊπŸ‡Έ 1970 Software & OS

Key Facts

  1. 1

    Edgar Codd (IBM) proposed relational database model in 1970; SQL created to query it (1974)

  2. 2

    Relational: MySQL, PostgreSQL, Oracle, SQL Server; NoSQL: MongoDB, Redis, Cassandra, DynamoDB

  3. 3

    Every app from WhatsApp to banking uses databases; Instagram stores 100 million+ photos per day in PostgreSQL

πŸ’‘ Did you know? Edgar Codd's 1970 paper on the relational model is one of the most cited computer science papers ever

Quick Reference

Category

Software & OS

Country

πŸ‡ΊπŸ‡Έ USA

Year / Era

1970

About

Organised data storage systems β€” from relational tables to NoSQL

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