Data Quality: An Architectural Solution - High-Performance Web Databases: Design, Development, and Deployment - page 439

Exhibit 29-6. Central data store with direct access.

but is more complex technically and does not allow create and update
functions to be performed. Exhibit 7 shows a central data store with repli-
cated copies.

Central authentication allows individual busi-
ness units or local offices of an organization to create new foundation data
and make changes to existing foundation data. The additions and changes

Central Authentication.

Exhibit 29-7. Central data store with replicated copies.