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What is DML Query Langauge?
Data Manipulation Language (DML) - A data manipulation language is a language in which enables users to access or manipulate data as organized through the appropriate data model.
A Structure of a dependency diagram
Functional Dependency Consider a relation R that has 2 attributes A and B. The attribute B of the relation is functionally dependent on the attribute A if and only if for every
write on the various type of relationalkey
Why did SAP introduce the extended star schema? Explain why it is reported to be better than the traditional schema model?
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
online eductional management system ke diagram
List some security violations (or) name any forms of malicious access. A) Unauthorized reading of data B) Unauthorized modification of data C) Unauthorized destruction of
wh
to develop elrctronic database from manual forms
what is query processing?
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