sql, Database Management System

Assignment Help:
Events4Fun is an event management company in Europe with branches in South America as well.
The company is well-known for its efficiency, good-quality services, and affordable charges. It
manages various types of events throughout the year. These events include fashion shows,
celebrity shows, charity shows and musical exhibitions. The details related to the type of events
are stored in the EventType file. The details stored in this file consist of event type ID, description
of the event, and charge per person for a particular event.
Events4Fun organizes events for its registered and new customers. The company stores details of
its customers, such as customer ID, name, address, city, state, and phone numbers, in the
Customers file. When a customer approaches the company for organizing an event, the customer
has to specify the type of event and make payment for the selected type. The details of the
selected event are stored in the Events file. The details stored in this file consist of:
Event ID
Event name
Event type ID
Location of the event
Start date
End date
Staff required for the event
ID of the employee managing the event
Customer ID
Number of people attending the event
In addition, the payment details, which include payment ID, event ID, payment amount, payment
date, credit card number, card holders name, credit card expiry date, payment method ID, and
cheque number, are stored in the Payments file.
All the Events4Fun events are managed by its efficient employees. The company stores employee
details, such as employee ID, first name, last name, address, designation, and phone numbers, in
the Employee file.
Due to the high quality of its service, the company has seen a tremendous increase in the number
of customers. Consequently, maintaining information about events, customers, and employees
manually has become difficult. Therefore, the management has decided to use a computerized
event management system. For this, the management approaches MagicTech Inc. to develop the
application.
At MagicTech Inc., Harry and his team have been assigned the task of creating the required
application. Being the database developer in the team, you have been assigned the task of
analyzing the application and creating the required database and tables.
You need to analyze the requirements of the preceding application and perform the following
tasks:
1. Identify the various entities and their attributes involved in the application. [5 Marks]
2. Identify the attributes of the entities that are unique to each entity. [3 Marks]
3. Identify the relationships that may exist among the entities of the application. [2 Marks]

Related Discussions:- sql

What are object interaction diagrams, What are object interaction diagrams?...

What are object interaction diagrams? Object interaction diagrams are the diagrams that used to describe order in which messages are communicated in execution of an operation,

Join operation, The JOIN operation is applied on two relations. When we wan...

The JOIN operation is applied on two relations. When we want to choose related tuples from two given relation join is used. The join operation need that both the joined relations m

The internal or physical level in dbms, The Internal or Physical Level ...

The Internal or Physical Level The collection of files permanently stored on secondary storage devices is called as the physical database. The internal or physical level is t

Explain the query processing, Explain the Query Processing  Data Query ...

Explain the Query Processing  Data Query Processing permits a user to report or analyze structured and unstructured data pulled from multiple data sources.

Purchase orber , Run the following queries. For each query show 1) What yo...

Run the following queries. For each query show 1) What you expect the output to be based upon the data 2) the SQL code and 3) the output running the query in Oracle. 1. Show all c

Union - basic set operation, UNION If R1 and R2 are two union compatibl...

UNION If R1 and R2 are two union compatible relations then R3 = R1 ∪ R2 is the relation having tuples that are either in R1 or in R2 or in both. In case, R3 will have tuples

Describe the relational model, a) Distinguish between ‘database' and ‘Data...

a) Distinguish between ‘database' and ‘Database Management Systems (DBMS)'. b) List and briefly describe five potential benefits of the database approach compared to conventio

What is meant by heuristic optimisation, What is meant by heuristic optimis...

What is meant by heuristic optimisation?  Discuss the main heuristics that are applied during query optimisation.  Ans:  In heuristic optimization, heuristics are employed to r

What is foreign key, What is foreign key? Foreign Key - Let there are...

What is foreign key? Foreign Key - Let there are two relations in tables R and S. Any candidate key of the relation R that is referred in the relation S is known as the forei

Develop and evaluate partial systems, Part 1: Security Plan Consider th...

Part 1: Security Plan Consider the Case study and identify 3 security requirements. For each of these security requirements: • Discuss the necessity for the feature and how

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