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In which form of relational database developer refers to a record?In a tuple form of relational database developer refers to a record.
What are the two types of indices? The two types of indices are:- A) Dense index B) Sparse index
What is nested relational model? The nested relational model is an extension of relational model in which domains might be either atomic or relation valued.
what is file organization? what are file organization techniques.explain in detail? explain random file organization technique, multikey file organization technique?what is indexin
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.
How persistent programming languages differ from traditional programming languages? Database languages vary from traditional programming languages in that they directly manipul
Use again the GE Flight Quest Data and build on the work done for homework 1 and 2. The goal is to create a classification model which classifies flights into "on-time" (you can de
Explain the disadvantages of a file processing system? Ans: Disadvantages of File Processing Systems include: 1) Data Redundancy 2) Data Inconsistency 3) Difficult to acce
Define canonical cover? A canonical cover Fc for F is a set of dependencies like F logically implies all dependencies in FC and Fc logically shows all dependencies in F.
What subschema expresses ? A subschema expresses the external view. (External schemas are called also called as subschemas)
PRINCIPLES OF DATABASE 1. State the following terms: a) Database b) Database Management System c) Entity d) Attribute e) Relationship 2. Discuss the Three Level Architecture
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