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The Assessment page has a link to download a conceptual model, and a list of data.
You are to map this conceptual model, and create the database in Oracle using your own DDL. Then load your database with the list of data on the assessment page.
Then you are required to write SQL statements to perform the objectives listed below:
You will need to hand in ONE script which:
What is candidate key? Candidate Key - A candidate key of an entity set is a minimal superkey, which uniquely identifies each row in the relation.
Determine the term- Active values An active value is that has dependent values. Every dependent value registers itself with active value that contains a set of dependent values
State The position of object at any moment is called state. An object can have many states depend upon time. After receiving some input instructions, the object can change its
what benefit can a company gain by managing its own infrasture and services
The JOIN operation is applied on two relations. When we want to choose related tuples from two given relation join is used. The join operation need that both the joined relations m
what are the type of the database
Backward Recovery (UNDO): In this system the uncommitted changes made by a transaction to a database are undone. Instead the system is reset to the last consistent state of databa
What are the two approaches to store relations in distributed database? a) Replication b) Fragmentation
Problem: (a) Briefly explain the ‘Hierarchical Database Model' using appropriate diagram. (b) List and briefly describe five potential benefits of the database approach comp
Explain in details about the f unctions of DBA ?
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