an important aspect of a successful data warehouse effort because it contains all the information about the data and processes used to populate and access a data warehouse

A database of information about applications software that includes author, data elements, inputs, processes, outputs and interrelationships. A repository is used in an application development system in order to identify objects and business rules for reuse. An IDR, or integrated data repository, would be a linked or bridged set of data repositories.

A logical partitioning of data where multiple databases that apply to specific applications or sets of applications reside. For example, several databases that support financial applications could reside in a single financial data repository.

Typically a database, where all data resides.

A database acting as an information storage facility. Although often used synonymously with data warehouse, a repository does not have the analysis or querying capabilities of a warehouse.

A database that brings together information from various venues of care and hospital departments to make patient information available where and when it’s needed, from multiple sites within an integrated delivery system. A repository stores on-line transaction information.