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What function divides one numeric expression by another and returns the remainder? MOD function divides one numeric expression by another and returns the remainder.
The insertion of a tuple in the aim of reference does not cause any destruction. Though, insertion of a tuple in the relation in which, we has the foreign key, for instance, in ASS
What are the properties of transaction? There are three properties of transactions :- A) Atomicity B) Consistency C) Isolation
Compare wait-die deadlock prevention scheme with wait-wound scheme Ans: Wait-Die Scheme a) Based upon a nonpreemptive technique. b) If Pi requests a resource present
external and internal mapping with examples
What is meant by Physical blocks? The input and output operations are completed in block units. The blocks residing on the disk are referred to as physical blocks.
Define Physical and Logical independence Ans: Physical data independence: The ability to modify physical level without causing application program to be rewritten. Logic
how to construct labelled precedence graph for view serialiability.please explain insteps with one solved examples
What is persistency? Persistency ensures which data is stored and that after the object is no longer available (program stops running) the data will be available to other users
At its most essential level the DBMS architecture can be divide into two parts: the back end and the front end. The back end is responsible for managing the physical database an
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