A Repository is container of information about all the
objects and activities done within the tools. it keeps references of remote
objects like: Source Data Objects, Target Data Objects, Data Connections, etc.
and some of the objects that are created by Informatica Tools are physically
kept within Repository like: Mapping Programs and other reusable objects.
Informatica Repository is center point of all the tools and
services. Interaction among the tools and services happens through the
Repository.
Informatica Repository is physically maintained under a
Database System like: Oracle, SQL Server, DB2, etc. while logical parts of the
repository are for the Infomatica users and tools.
Repository is also known by the following other names:
1. Data Dictionary
2. Registry
3. Catalog
4. Meta Data
thanks kashinathan..
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