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Explain trivial dependency?
Functional dependency of the form α ->β. is trivial if α C β. Trivial functional dependencies are satisfied by all the relations.
Describe Application programming interface? Application Programming Interface - Commercial SQL implementations take one of the two primary techniques for involving SQL in a p
A Structure of a dependency diagram
In the architecture of a database system which external level used? In the architecture of a database system view external level used.
ER diagram on cosmetics
What is multiple relationship ?
What is called query processing? Query processing refers to the range of activities included in extracting data from a database.
There are three main sources of utilities and applications for a DBMS: a. Vendor applications and utilities are given for working with or maintaining the database, and generally
What is database utility? Database utility is the interface among the ABAP/4 Dictionary and the underlying the SAP system.
Determine the Three Views of Data We know that the similar thing, if viewed from dissimilar angles produces difference sights. Similarly, the database that we have formed alrea
Define the concept of Object Diagram An object diagram shows a set of the objects and their relationships with each other at a point of time. In a static view, object diagram
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