ER-diagram, Database Management System

Assignment Help:
The State of NewYork certifies firefighters throughout state and keep track all of them, as well as of the state’s fire departments. Each fire department has unique department number, name that also identifies city, county. year was established, its main telephone number. Each certified firefighter has unique firefighter number, name, year of certification, home telephone number, rank (firefighter,fire lieutenant,fire captain) The state wants to record fire department for which each fire fighter currently works and each fire fighter’s supervisor. Supervisors are always higher-ranking certified fire fighters.
Construct relational database for New York’s fire departments and fire fighters.

Related Discussions:- ER-diagram

Create a database schema, Consider a database schema consisting of four rel...

Consider a database schema consisting of four relations, whose schemas are: Product (maker, model, type) PC (model, speed, ram, hd, price) Laptop (model, speed, ram, hd, s

Nested query, what is correlation in nested query

what is correlation in nested query

What is a built-in, What is a Built-in A notation of identity is built-...

What is a Built-in A notation of identity is built-into the data model or programming language and no user-supplied identifier is needed. This form of identity is used in objec

What are the responsibility of file manager, What are the responsibility of...

What are the responsibility of File manager? File Manager : Manager allocation of space on disk storage and the data structures used to represent within stored on disk. It is a

Extended e-r features, Although, the essential features of E-R diagrams are...

Although, the essential features of E-R diagrams are enough to design many database situations. Though, with more difficult relations and advanced database applications, it is need

What are the disadvantages of file processing system, What are the disadvan...

What are the disadvantages of file processing system? The drawbacks of file processing systems are a) Data redundancy and inconsistency b) Complexity in accessing data

What is property - properties of a database, What is property - properties ...

What is property - properties of a database ? It is an integrated collection of logically related records. It consolidates separate files into a common pool of data records and

The basic 2pl-two phase locking (2pl), Normal 0 false false ...

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

Data base model, why are older data base model are being replaced by new da...

why are older data base model are being replaced by new data model

ER diagram, sir we want er diagram of bank management system in this main m...

sir we want er diagram of bank management system in this main menu option as new account,deposit amount,withdraw amount,all acount holder list,modify account,close account

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