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Differentiate between Procedural and non procedural languages ?
Procedural and non procedural languages - A procedural language specifies the operations to be performed on the existing data to derive the results. It also specifies the sequence of operations in that they will be performed. But, a non procedural language define just the result or information needed not how it is acquire.
Explain controlled redundancy? Controlled redundancy : The replication of data within the data warehouse for the purposes of improved data access or understand ability.
Create 1 experiment to demonstrate an aspect of query optimisation by using access-path structures (indexes), decomposition, or denormalisation. Once satisfied with your experiment
Instructions: Follow the instructions below for completing this project: 1. Creating the Database: · Use the physical table descriptions given below to define and create each t
Synonyms and Indexes Some of the essential properties of indexes are: An Index is a schema Object Indexes can be formed explicitly or automatically Indexes are m
what is er digram given that example of hospital,bank and library er digram.
What is conceptual model ? A conceptual model is a independent of both hardware and software.
FDs in Entities : Student entity : Enrolment number → Student name, Address Course Entity :
What is Index? An index is a physical structure having pointers to the data. Indices are created in an existing table to locate rows more quickly and efficiently. It is possibl
Defining Internal Classes and Operations When we enlarge algorithms, new classes can be added to the store intermediate results. A complex operation could be looked at, as a c
Rearrange Classes and Operations Sometimes, the similar operation is defined across different classes and can easily be inherited from a familiar ancestor, but more often oper
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