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Object-based Models: Use objects as key data representation components.
Examples:-
What is a virtual table that draws its data from the result of an SQL SELECT statement? View is a virtual table that draws its data from the result of an SQL SELECT statement.
List any two significant differences between a file processing system and a DBMS. File Processing System vs. DBMS Data Independence - Data independence is the capacity t
how to data store?
Distributed Database Management System
need to get answer for questions 3&4 on this page in part 1
Hashed File Organisation Hashing is the most common form of purely random access to a database or file. It is also used to access columns that do not have an index as an optimi
What is conceptual schema? The schemas at the view level are known as subschema that describe dissimilar views of the database.
What are the basic objects of the data dictionary? Tables Domains Data elements Structures Foreign Keys
Describe how you can simplify Operations. To simplify operation, one should use inheritance, where possible to use, to reduce the quantity of distinct operations. Introduce new
File Organisation In Dbms Introduction Databases are used to store information. Usually, the principal operations we have to perform on database are those relating to:
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