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Explain natural join? Natural Join - Similar as equi-join except in which the join attributes (having similar names) are not involved in the resulting relation. Only one sets
Explain Candidate Key and Super Key A super key is a set of one or more than attributes that, taken collectively, permits us to identify uniquely a tuple in the relation. Wher
Illustrate how you can use QBE to perform logical AND and OR operation
In Database software have only pure security or some dis secured by administrator?
Define average seek time. The average seek time is the average of the seek times, calculated over a sequence of random requests.
Normal 0 false false false EN-IN X-NONE X-NONE MicrosoftInternetExplorer4
can you resolve this for me please? Database Management Systems Homework 1 The following relations are given (primary keys are underlined): PLAY-ACTOR(AId, Name, Nationality, Birt
What are the various forms of data transparency? a) fragmentation transparency b) replication transparency c) location transparency
what is check point in database management system
Define access time. Access time is the time from when a read or write request is issued to when data transfer starts.
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