data base

noun4

1. •
   a store of facts about many people or things, held on a computer in an order that a program can search

   • I have a database of all my contacts in my personal organizer.
2. •
   A set of tables and other objects (queries, reports, forms) in the form of a structured data set.

   • The "books" database will have three tables, and the "customers" database will have two tables.
3. •
   A software program (application) for storing, retrieving and manipulating such a structured data set.

   • Which database do you use: MySQL or Oracle?
4. •
   A combination of such data sets and the programs for using them.