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What is a Database?
To know what database is, we have to start from data, which is the basic building block of any DBMS.
Data: Facts, figures, statistics etc. having no particular meaning (e.g. 1, ABC, 19 etc).
Record: Collection of related data items, e.g. in the above instance the three data items had no meaning. But if we organize them in the following way, then they collectively show meaningful information.
I need ERP system We are selling automotive spare parts on the internet and we require ERP software, which would sync with our e-shop. Our e-shop doesn't use any e-commerce plat
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project on dbms
What are multiple inheritances? Multiple inheritances allow a class to inherit variables and methods from many super classes.
What are axioms? Axioms or rules of inference give a simpler technique for reasoning about
State the process of Rearranging Classes and Operations The various, yet similar operation of different classes can be slightly modified thus that they can be covered by a sin
What is trigger Triggers are statements that are implemented automatically by the system as the side effect of a change to the database.
What is meant by computing the closure of a set of functional dependency? The closure of F denoted by F + is the set of functional dependencies logically implied by F.
#question benefits and limitations of data models..
Explain the function of Object model Object model describes the classes of objects in system, including their attributes and operations which they support. The analysis object
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