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Draw entity relationship diagram for the following scenario.
A university has many departments whereas each department belongs to that particular uni. That uni has also many buildings whereas each building belongs to that particular uni . The uni has also many employees whereas each employee belongs to that particular uni. Every employee has only one parking space whereas each parking space belongs to only one employee.
Department offers many study programs whereas each program by only a single department.
draw er diagram using entities crop,employee,department,plot,cultivation plan,machinery,seed,fertilizer
A set of possible data values is called? A set of possible data values is called as domain.
Explain the function of Object model Object model describes the classes of objects in system, including their attributes and operations which they support. The analysis object
explain five responsibilities of DBA?
Law Associates is a large legal practice based in Sydney. You have been asked to design a data model for the practice based upon the following specification: The practice employs
explain normalisation
draw ER diagram of student entity and course entity where attribute of student entity are student roll, student name, student phone and student address and attribute of course enti
Answer SQL Queries to extract data from data tables and questions on mapping conceptual data models into relational data model.
Describe identifying relationship? Identifying relationship: It is relationship among strong entity and a weak entity it is represented through a doubly outlined diamond in C
What is called an evaluation primitive? A relational algebra operation annotated with instructions on how to evaluate is known as an evaluation primitive.
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