employee elation with information, Database Management System

Assignment Help:
Consider a database application that deals with an Employee relation with information such as SIN, name, data of birth (DOB), and DID (the ID of the department at which the employee work). Each employee has a supervisor to whom she/he reports. Each employee works in some department. Sub-ordinate refers to the employees working under a supervisor. Draw an E/R diagram to represent this information. Convert this diagram into a relational database schema. For each entity set or relationship in the diagram, determine the key(s).

Related Discussions:- employee elation with information

State the definition of association, State the definition of association ...

State the definition of association An association is a structural relationship which specifies that objects of one thing are connected with objects of another. In UML, asso

I need helpin assignment, My cut off date is very soon in a Database subjec...

My cut off date is very soon in a Database subject and i dont know how to solve anything in it

Normalization, Introduction In large projects, we can have many different ...

Introduction In large projects, we can have many different companies working together. Generally, the project or contract is awarded to one company (Principal Contractor), which

Illustrate package classes and associations into models, Package classes an...

Package classes and associations into models  Programs are made of separate physical units which could be edited, imported, complied or otherwise manipulated. The careful part

Hangman, a method named WonGame that checks each letter in the word is matc...

a method named WonGame that checks each letter in the word is matched by its label

Describe substring comparison in sql, Describe substring comparison in SQL....

Describe substring comparison in SQL. For the relation Person (name, address), write a SQL query that retrieves the names of people whose name starts along with ‘A' and address co

Define the five basic operators of relational algebra, Define the five basi...

Define the five basic operators of relational algebra? Five basic operators of relational algebra are: 1. Union (∪∪∪∪) - Selects tuples which are in either P or Q or in both

Compare the efficiency of the two mining processes, Consider the following ...

Consider the following database containing five transactions. Let min_sup = 60%. Mine all frequent itemsets using Apriori and FP-growth algorithm. Compare the efficiency of the t

Discuss along with examples about several types of er model, Discuss along ...

Discuss along with examples about several types of attributes present in the ER model? Types of Attributes are: • SIMPLE attributes are attributes which are drawn from the ato

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd