Metadata or "data about data" describe the content, quality, condition, and other characteristics of data. it's structured information about resources
This is becoming important as companies integrate data -- for instance, customer and product data and warehouse data.
The successful development, operation and use of complex informational system heavily depends on the effective use and management of metadata. This metadata is needed for analysis, system design, development, usage and solving interoperability problems.
Metadata Management Tools
Ascential's MetaStage
Informatica's SuperGlue
CA Advantage Repository (PR/MVS or PR/OEE)
ASG Rochade
Adaptive
MetaMatrix
DAG MetaCenter
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