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Gaps in sequence values can happen when: - A rollback happens that is when a statement changes are not accepted. - When the system crashes - When a sequence i
A B-tree of order how much children m has maximum ? m has maximum m mchildren in a B tree.
What is Relational calculus? Relational calculus is a Non- Procedural language.
About Attribute inheritance
Explain Domain calculus Domain calculus is one of the types of the relational calculus. The formal specification of the domain calculus was planned after the development of the
What is aggregate function? Briefly describe it? Aggregate functions are functions that take a collection of values as input and return a one value. SQL offers 5 built-in aggre
What is Nested Trigger? A trigger can also having INSERT, UPDATE and DELETE logic within itself, so when the trigger is fired because of data modification it can also cause ano
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anyone have a textbook solutions case fair, 8 edition of vol 1 ?, please give me
explain normalisation
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