What is a system catalog or metadata? Explain

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written 9.0 years ago by

teamques10 ★ 70k

modified 3.8 years ago by

pedsangini276 • 4.8k

Mumbai University > Information Technology > Sem 3 > Database Management System

Marks: 10M

Year: Dec 2015

database management systems

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written 9.0 years ago by

teamques10 ★ 70k

A DBMS needs to maintain a description of all the data items that it contains. Like a RDBMS contains information about all relation, databse objects, views and index present in it.
The DBMS should also maintains information about views (a definition of the view) to compute the tuples that belong …

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