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Explain the Aggregation implies concurrency
Concurrency actually is: This in objects can be identified by the way they change state. Present objects can change state independently.
Aggregation implies concurrency. Concurrency in OOAD study is explained and studied in dynamic modelling.
#question.explain diversity and magnitude of organic compounds and general properties?
For the relations R and S given below: R S A B C 1 4 7 2 5 8 3 6 9
What is called a query -execution engine? The query implementation engine takes a query evaluation plan, implements that plan, and returns the answers to the query.
Which of the operations constitute a basic set of operations for manipulating relational data? Relational algebra operations constitute a basic set of operations for manipulati
how many hourse have been spent on a certain project
The following data are required to be stored by a family physician. Family#, FamilyAddress, Patient#, PatientName, ServiceCode, ServiceFee, ServiceDate A family can have seve
We will explain here an example database application having COLLEGE database and use it in showing several E-R modelling concepts. College database remains track of faculty, Stu
Probelm: (a) A distributed database (DDB) is a collection of multiple, logically interrelated databases which are physically distributed over a computer network" (i) Give a
complete assignment on the above title.
Explain the Strategy of Database Planning ?
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