What Is System Catalog Or Catalog Relation? How Is Better Known As?

1.	What Is System Catalog Or Catalog Relation? How Is Better Known As?
Answer» 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. 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.

Answer»

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.

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.

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