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Define the terms i) DDL ii) DML DDL: Data base schema is specified by a set of definitions expressed by a special language known as a data def
Eliminate Repeating Groups The problem is, "Find out the list of employees, who knows DB2". For this problem we require to perform an awkward scan of the list looking for re
Database Administrator One of the main perpose for having the database management system is to have control of both data or programs accessing that data. The person having li
Recovery Techniques: After Reading the types of failures and database errors, let us talk about how to recover from the failures. Recovery can be complete using/restoring the previ
Give the levels of data abstraction? There are three levels of Data Abstraction a) Physical level b) logical level c) view level
what are the topics in data management
Optimistic Concurrency Control Is locking the only way to stop concurrency related problems? There exist some other ways too. One such way is known as an Optimistic Concurrency
what do you mean by consistency in rdbms?
Define physical image of a global relation at a site
Which two tools are used to administer users for Active Directory?
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