Meta data management

  title={Meta data management},
  author={Philip A. Bernstein and Sergey Melnik},
  journal={Proceedings. 20th International Conference on Data Engineering},
By meta data management, we mean techniques for manipulating schemas and schema-like objects (such as interface definitions and web site maps) and mappings between them. Work on meta data problems goes back to at least the early 1970s, when data translation was the hot database research topic, even before relational databases caught on. Many popular research problems in the past five years are primarily meta data problems, such as data warehouse tools (e.g., ETL – to extract, transform and load… CONTINUE READING
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