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Write short notes on relational model
The relational model uses a collection of tables to show both data and the relationships between those data. The relational model is an example of a record based model.
Hello.I have database access assignment which consist of creation Form, Subform, Calculation, Macros
What is Oracle Process? Explain any four processes started by Oracle. Oracle Process is as follows: SMON: The System Monitor carries out a crash recovery while a crashed in
WHAT IS DSS? WRITE ITS REQUIREMENTS.
What is D command work in the respect of QBE? D: It is the command inside QBE to delete tuple(s) from the relation.
explain five responsibilities of DBA?
Define functional and multivalued dependencies. Ans: A functional dependency is a assets of the semantics of the attributes in a relation. The semantics point out how at
Hi is anyone well versed in accounting information systems available now to help me work through an important assignment due tomorrow at noon?
Define object-relational systems? Systems that give object-oriented extensions to relational systems are known as object-relational systems.
Question 1 Draw a Data Flow Diagram for a University scenario Question 2 Discuss the following with suitable examples Relational Algebra Operators Database Pla
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
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