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online eductional management system ke diagram
Strict 2PL :Though, this basic 2PL suffers from the trouble that it can result into loss of isolation / atomic property of transaction as theoretically speaking once a lock is rele
Strong entity set and weak entity set? Strong entity set and weak entity set: A strong entity set has a primary key. All tuples in the set are distinguishable through that key.
I need help for my Uni assignments
er diagram of sport
what are the limitations of dbms?
To delete a particular column in a relation which command is used ? To delete a particular column in a relation ALTER command is used.
what is attribute is attribute inheritance in dbms?
Why is database design important?
Define Physical and Logical independence Ans: Physical data independence: The ability to modify physical level without causing application program to be rewritten. Logic
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