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Explain trivial dependency? Functional dependency of the form α ->β. is trivial if α C β. Trivial functional dependencies are satisfied by all the relations.
Can a filed occur in several field groups. Yes. But it leads to redundant data redundancy.
What is meant by mean time to failure? The mean time to failure is the amount of time that the system could run continuously without failure.
Define what Immediate database modification technique uses? Ans: Both undo and redo.
What are the DBMS languages? Briefly explain? Data Definition language (DDL):A database schema is specified through a set of definitions expressed through a special language
Lost Updates : Suppose the two transactions T3 and T4 run simultaneously and they happen to be interleaved in the following way (suppose the initial value of X as 10000):
With the help of a suitable diagram gives module wise explanation of system architecture of DBMS.on..
Describe the statement in SQL which allows to change the definition of a table? In SQL Alter statement is used to allow the changes the definition of a table.
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how to design a bakery business in data base
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