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Critically explained the benefits and limitations of different database technologies with proper examples
explain exhaustively the problems associated with ER diagrams. include illustrations in your answer
#question.what is mapping constraints and types?.
Un-Normalized Form (UNF) If a table having non-atomic values at every row, it is said to be in UNF. An atomic value is something that cannot be further decomposed. A non-atomic
Explain CNT in the respects of QBE ? CNT: It is one of the aggregation commands given in QBE. It is used to identify number of tuples
how to data store?
Dependency Preservation It is obvious that the decomposition must be lossless so that we do not lose any information from the relation that is decomposed. Dependency preservati
please describe the data base management with the easy example &give the application?
Can you assist me in Database management system? I need help in my courses, please email me at and get back me soon...
What is trigger Triggers are statements that are implemented automatically by the system as the side effect of a change to the database.
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