Dbms, computer programming, Programming Languages

Assignment Help:
2. Design an ER diagram for an IT training group database that will meet the information need’training programme. Clearly indicate the entities, relationships and the key constraints. The description of the environment is as follows:
The company has 12 instructors and can handle up to 100 trainees for each training session. The company offers 5 Advanced technology courses, each of which is taught by a team of 2 or more instructors Each instructor is assigned to a maximum of two teaching teams or may be assigned to do research Each trainee undertakes one Advanced technology course per training session.
3. An organization has multiple retail stores. These stores have to keep track of products, suppliers, customers and employees. They also make discount offers on several items during festivals. Make an ER_diagram stating assumptions used, if any. Use concept of keys, aggregation, generalization, cardinality etc. in a proper way.
Perform the following queries in SQL based on your ER-diagram:
? Find the details of products which have got more than discount.
? Find the details of stores which have maximum sales monthly.
? Find details of employee who have been working with retail stores more than 15 years.

Related Discussions:- Dbms, computer programming

Object-oriented programming paradigm, Object-oriented programming paradigm ...

Object-oriented programming paradigm Object  Oriented  Programming  is  an  aproach  in  which  a  program  is  viewed  as  a  dynamic  network  of collaborating objects, where

Optimal solution, what is the optimal solution for this problem? Max 1...

what is the optimal solution for this problem? Max 1A + 1B s.t. 5A +3B 3A + 5B A,B >0

Programming and modelling in uml, Introduction Currently, Omega has 178...

Introduction Currently, Omega has 178 stores UK wide. Most cities and large towns within the UK are catered for by Omega. Omega began in 1960's selling various makes of telep

No Linux Audible, Why no Audible support for Linux? Maybe they should use a...

Why no Audible support for Linux? Maybe they should use a browser interface?

Python, Write a function lastfirst() that takes a list of strings as a para...

Write a function lastfirst() that takes a list of strings as a parameter. Each string in the list has the format ''Last, First'' where Last is a last name and First is a first nam

Fortran function for find and print out all prime number, Write a Fortran L...

Write a Fortran LOGICAL FUNCTION, called "is_prime", which determines if a given integer value is a prime number or not (A prime number is a natural number which has only two disti

Shell script to display words of a file in ascending order, Normal 0 ...

Normal 0 false false false EN-US X-NONE X-NONE MicrosoftInternetExplorer4

Create single page to demonstrates an xhtml form, Create a single page that...

Create a single page that demonstrates an XHTML form. The form should include all the fields you feel are necessary for submitting an order of books and must include at least one

Non empty string - minimal unique substring, A non-empty string is called a...

A non-empty string is called a minimal unique substring of s if and only if it satisfies: (i) α occurs exactly once in s (uniqueness), (ii) all proper prefixes of occur at le

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