Databases

Classes of databases:

CODASYL databases

 * DBMS32 (DEC)
 * DMS1100 (Univac)
 * IDS/2 (Honeywell)
 * IDMS (Cullinet, and later Computer Associates)

General databases
Specific database types:


 * Ability
 * Access
 * dBase II
 * dBase III
 * FoxPro
 * Paradox

Hierarchical databases

 * IMS

NoSQL databases

 * CouchDB
 * MongoDB

Object-oriented databases

 * Cache
 * db40
 * Gemstone
 * Objectivity
 * ObjectStore
 * Versant

Relational databases

 * Derby
 * HSQLDB
 * IBM DB2
 * Ingres
 * MemSQL
 * MySQL
 * Oracle
 * ARC (database backup format)
 * PostGRESQL
 * SQL Anywhere
 * SQLite
 * Watcom SQL

Triplestores

 * 3store
 * Apache Jena
 * Mulgara