RDBMS
Programming and Technical
What is system catalog or catalog relation? How is better known as?
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- A RDBMS maintains a description of all the data that it contains, information about every relation and index that it contains. This information is stored in a collection of relations maintained by the system called metadata. It is also called data dictionary.
- 6 years agoHelpfull: Yes(0) No(0)
- metadata which stred all related data of entity like datatype, size and relationship etc about the entity.
- 5 years agoHelpfull: Yes(0) No(0)
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