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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.
Explain the term - Handling Boundary Condition These are some circumstances that to be handled in any system initialization and termination. Describes how system is bro
A constraint named less_than_20 was defined on the field date_of_birth of table student. Delete this constraint. ALTER TABLE student DROP CONSTRAINT less_than_20;
What are the Issues when Selecting a Database Issues when Selecting a Database Storage space requirement: A database requires about triple storage space of the actua
Which data manipulation command combines the records from one or more tables ? JOIN data manipulation command combines the records from one or more tables.
explain three types of internet risks to the consummers whent he business system is data dependent. how can we minimise these risks
FDs in Entities : Student entity : Enrolment number → Student name, Address Course Entity :
What are the technique to define a schema completely ? A schema is completely define by DDL and DML query language.
For every multivalued attribute 'A', we make a new relation R that contains an attribute corresponding to plus the primary key attribute k of the relation that shows the entity typ
what is multivalued dependency
What is object containment? References among objects can be used to model dissimilar real-world concepts.
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