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Define page.
The database is partitioned into some number of fixed-length blocks, which are referred to as pages.
The participation Constraints shows whether the existence of an entity depends on its being associated to another entity by the relationship type. There are two kinds of participat
Question 1 Draw a Data Flow Diagram for a University scenario Question 2 Discuss the following with suitable examples Relational Algebra Operators Database Pla
What are the uses of the information in the Data dictionary? The following information is directly taken from the Data dictionary: Information on fields displayed with
Define blocks? The database system resides eternally on non-volatile storage, and is into fixed-length storage units known as blocks.
What is conceptual schema? The schemas at the view level are known as subschema that describe dissimilar views of the database.
define normalisation and functional dependency
Explain the cartesian product in Database Management System
What is the use of group by clause? Group by clause is used to apply aggregate functions to a set of tuples. The attributes given in the group by clause are used to
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
The users who use easy-to-use menu are called ? The users who use easy to use menu are called as Naïve users.
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