What is Informatica & What is Repository in Informatica? What is Informatica Repository?

Repository is a container of information about all the objects and activities done within the tools. It keeps references of remote objects like:Source Data ObjectTarget Data ObjectData Connection etc.

In other words, It is an RDBMS, keeps meta data and logical Information. It also known as Data Dictionary, Registry, Meta Data and catalog.
INFORMATICA.

 Informatica is one of the ETL tool.

 It is client-server architecture 

Informatica is comprised of 2 parts

o Power center

o Power mart

Before purchase of Informatica you should specify whether you want power center or power mart.