A virtual device driver (VxD) is a software device driver that emulates hardware and other devices so that multiple applications running in protected mode can access hardware interrupt channels, hardware resources and memory without causing conflicts. The Vxd was superseded by the Windows Driver Model (WDM) and is now obsolete.
Informatica PowerCenter is a widely used extraction, transformation and loading (ETL) tool used in building enterprise data warehouses. The components within Informatica PowerCenter aid in extracting data from its source, transforming it as per business requirements and loading it into a target data warehouse. Informatica PowerCenter is produced by Informatica Corp.
The main components of Infromatica PowerCenter are its client tools, server, repository server and repository. The PowerCenter server and repository server make up the ETL layer, which completes the ETL processing.
Read More »
Join 138,000+ IT pros on our weekly newsletter
Home | Advertising Info | Write for Us | About | Contact Us
2010 - 2014
Partner Sites :