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Illustrate the class diagram for class room scheduling system
If in any college, the number of classrooms are limited which have to be allocated to various classes and instructors are fixed for every class, then the class diagram for allocation of classrooms and instructors is as follow:
Figure: Class diagram for a class room scheduling system
List and explain the memory constructs of the Oracle 12c databases?
Which data manipulation command combines the records from one or more tables ? JOIN data manipulation command combines the records from one or more tables.
This project will involve designing and creating a database for an organization. In the design of a database, there is no single "perfect" design. So your database design may not
State the data flow diagram of functional model Any action initiated by transition in the state diagram can be extended into an entire data flow diagram in functional model. Th
WHY SHOULD NULL IN A RELATION BE AVOID AS possible?
#question.ERD of any car
Vertical Fragmentation- Vertical fragmentation groups together only those attributes in a relation that are used jointly by various important transactions. A vertical fragment is d
Association as a cache This association must be updated when any new element is added to it, but testing for overlap using association is more efficient. Figure:
What do you mean by DBMS? What is its need and what are its goals. Explain? OR Explain Data Base Management System? Sol. Database management system is a
Benefits of Sequential File Organisation It is quick and efficient when dealing with huge volumes of data that require being processed periodically (batch system). Dra
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