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explain ANSI SPARC architecture
Creating views with Read only option : In the view definition this option is used to make sure that no DML operations can be done on the view.
what is relationship inheritance and attribute inheritance
What is the difference among a database schema and a database state? The collection of information stored in database at particular moment in time is known as database state a
HOW MANY TYPES OF VIEWS
Data Manipulation Language Data manipulation language (DML) describes a set of commands that are used to query and change data within existing schema objects. In this case comm
The Proliferation of Object-Oriented Methods The first few years of the 1990s saw blossoming of around fifty various object oriented methods. This proliferation is a sign of g
By using the delete operation some consisting records can be deleted from a relation. To delete some definite records from the database a condition is also specified based on which
Question: Data Mining is the process of extracting knowledge hidden from large volumes of raw data. (a) Using a suitable example, illustrate how Data Mining can be useful t
Example RELATION SCHEMA for STUDENT: STUDENT (Roll No: string, name: string, login: string, age: integer) RELATION INSTANCE
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