information user view

database

management system

data

independence

entify

enterprise

resolarce

plasning

systemx

devielopment

life roycie

prutexyping

seititimptise

g$.$ centralized storehouse for all data definitions

h$.$ separation of data description from programs

i$.$ a business management system that integrates all functions of the enterprise

togical description of portion of database

a soffware application that is used to create, maintain, and provide controlled accoss to tuer databuses

a rule that cannot be violated by database users

mi integrated decision support datahase

If corsitit of the enterprise datat modet and multiple user views