Although these works may be meaningful and their scores (mostly jazz) enjoyable even in excerpt form, the disc as a whole can't avoid seeming somewhat aimless, disjointed, and unplanned after the cumulative, canny theatrical power of the complete Revelations.
Typically, a data warehouse is housed on an enterprise mainframe server or increasingly, in the cloud. Data from various online transaction processing (OLTP) applications and other sources is selectively extracted for use by analytical applications and user queries.
A database is a structured collection of records or data that is stored in a computer system. This data can be used by applications. Even this wikianswers site would be using a database where the questions, the answers, the list of people who edited it etc would be stored.