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Determine the Advanced modeling concepts
You have to follow some steps for object-oriented design.
These steps for OO Design methodology are as follow:
1) Produce object model
2) Produce dynamic model
3) Produce functional model
4) Define an algorithm for major operation
5) Package and Optimize.
What is OLTP (Online Transaction Processing)? In OLTP - online transaction processing systems relational database design use the discipline of data modeling and generally follo
What is document scanning and imaging? Document scanning and imaging, or digital archiving, is the method of scanning a document into a digital image to archive and retrieve a
Give the two reasons for allowing concurrency
Control Files : The redo and control files logs support the rest of the architecture. Every database must have at least one control file, although you have more than one to guard
What is System R? What are its two major subsystems? System R was intended and developed over a period of 1974-79 at IBM San Jose Research Center. It is a prototype and its pur
What is a candidate key? Minimal super keys are known as candidate keys.
How Relational Calculus is different from Relational Algebra? What do understand by TRC queries and DRC queries? Ans: Relational calculus contain two calculi, the tuple relati
What is Relational calculus? Relational calculus is a Non- Procedural language.
prototype of a distributed information system for a national car part retail outlet chain.
Question: Using the data model express the following queries in SQL. (a) Create the Table named "Cinema" and make the cinema_code to be the primary key of the relation and
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