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State the meaning of Object Representation
The term object representation means "to represent object with the help of objects model symbols". Implementing objects is too simple. The object designer decides use of primitive types or to join groups of related objects in their representation. Other class can be defined in terms of a class. The classes should be implemented in terms of built-in primitive data types, like as integers, enumerated types and strings.
For the relations answer the following queries in SQL Street (name, location, city) House (number, street_name) Lives (name, house_number) (i) Obtain the names of persons who liv
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Explain data dictonary on oracle ? Data Dictionary - Data dictionaries are the system tables in which contain descriptions of the database objects and how they are structured.
Design Documentation The Design Document shall be an extension of Requirements Analysis Design. "The Design Document will comprise a revised and much more detailed descrip
differences between a classified catalog and a dictionary catalog
What are the advantages of relational data model? Normal 0 false false false EN-IN X-NONE X-NONE MicrosoftInternetExplorer
Explain concurrency control? Concurrency control Oracles multiversion concurrency control varies from the concurrency mechanism used by some other data base vendors. Read
State the Steps of Object Design Object design is a very iterative process in which various classes, relationships among objects are added when you move from one level to
What are the General Transformation Rules for Relational operations? Ans: The transformation rules transform one relational algebra expression to AN EQUIVALENT ONE 1. E
Client Server Databases- The concept behind the Client/Server systems is simultaneous, cooperative processing. It is an approach that presents a one systems view from a user's vie
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