Present scenario in the company…

• Busy and strict time schedules

• Disturbance in the work environment

•Lack of standard guidance to fresher

•Common data sharing

What is an Intranet?

• It is an internal company network. Web within company

• Display and send information through Local Area Network

Provides –

o Departmental

o Interdepartmental

o Company wide information flow

Internet Vs. Intranet

Both use same techniques, tools and products but, objective and purpose are different.

An Internet site helps as - o A way to educate people about a company, its productsand its services.o Internet allows the global customer to place orders to the company and know its status.

An Intranet -o Is linked to our company’s internal ideas and goals.o Intranet contains the core of its being.

Various features of ‘VIS’–

Mailing Chatting Conferencing Discussion Forums Complaint monitor & suggestion box Knowledge Base Magazine

Which require sophisticated interaction with database.

Mailing Saves time, man power and print costs -

By using it as a communication toolBy sending IOC’s through E-Mail attachments

Chatting Saves usage of phones between Balanagar and Rudraram and reduces disturbance in the work environment.

Conferencing A group of people can discuss where it’s difficult to meet all at one place with tight work schedules. Also helps to pool opinions of participants and store them for further reference. Helps Mainly in decision making at the right time.

Discussion Forums

• Serves as a Knowledge sharing tool

• Creates Competitive environment

• Provides prompt Solutions from experts

• Generates Enthusiasm among employees

• One can openly post their Opinion on a topic.

Complaint monitor & Suggestion Box

• Problems related to –• Software• Hardware• Maintenance

• Suggestions related to –• Personnel• Intranet

• Ideas for enhancement of the features in VIS.

Knowledge Base

•Acts as a Content Manager

• As well a Guide to the New comers

• General Rules of all depts. are available at a Click’s distance

• Gives all the departments Functional information

• One can go through the information relates to -•Material / Men / Machine•Procedures / Products

Magazine

o Gives Up-to-date News of company

o An entertainment medium to the users

o Provides an exposure to the Creative thoughts

o Motivates the employees to play their role whole heartedly

o Acts as a medium between Employee and Management thoughts

How much will this Cost?

Cost of Setup- Hardware & SoftwareA PC to use as a Web ServerHTML/Graphics Editors

Cost of Designing and programmingA web administrator, Content Authors/Co-

ordinators,Developers.

Cost of Converting existing information for use on intranet.

How does Company Benefits?

Printing Departmental Manuals, Procedures need not be printed time and again for different users for various purposes.

CommunicationThe way an Org. communicates its message is vital to the success of Org. People can share information in an easy-to-use format that removesmany organizational constraints.

TechnologySkills are enhanced. Intranets are an easy way to share & learn new skills from the experiences of others. Knowledge base serves the guide to one and all.

We can measure the success by

• Raw data – Usage / Hits on a page

• Internal benefits

• Less calls to IT HR Materials

Production Despatch Maintenance

Quality Control Engineering & Designs etc….

Proposed Features

• FAQ’s

• Online Bulletin

• Employee Personal Pages

• Company Telephone Directory

• Technical Reports on various Projects

Project Team:

Leader - Mr. Rajendra prasad

Guide - Mr. K L Soni

Administrator – Ms. K. Saritha

IT Co-Ordinators : –

I T - Sanjay / Saritha / Neeraj

H R D - Sanjay / Lakshman

Finance & Accounts - Lakshman

Marketing / Projects - Saritha

Manufacturing - Neeraj / Gayani

Engineering & Designs - Leena

Materials / Quality Control - Saritha

Introduction to RDBMS

Role of Data

• Intelligent interpretation of data gives information

• Information is vital to the success of an organization

• Not just information, it is right information at the right time that makes a difference

• A DBMS helps in obtaining this information

Database Management Systems

• What is a database system?

A database system is a computer-based record

keeping system whose overall purpose is to

record and maintain information.

It is an electronic filing cabinet.

Benefits of DBMS

• Data redundancy can be reduced

• End to data inconsistencies

• Enables data sharing

• Standards can be set and followed

• Data integrity is maintained

• Data security can be enforced

Relational Database Management System

User tables Data dictionar

y

Oracleserver

Relational Database Properties

A relational database:

• Can be accessed and modified by executing structured query language (SQL) statements

• Contains a collection of tables with no physical pointers

• Uses a set of operators

Entity-Relationship Model

• Is based on object-based logical model

• Comprises of entities and relationships

• Is essential to represent the relational database

Parts of an E-R Model

• Entities - are anything which can be distinctly identified, like a place, a person, data, a result or a concept

• Attributes - define special characteristics of an entity

• Relationships - can be defined as an association between the entities

E-R Diagrams

• Are a graphical way of representing entities, attributes and relationships

• Easy to understand by everyone

• Offer an overview of the entire system

Types of Relationships

• One to One - A pair of tables where one record from table1 points to one record in table2

• One to Many - A pair of tables where one record from table1 points to many records in table2, BUT one record from table2 points to only one record in table1

SELECT *FROM departments;

Selecting All Columns

Selecting Specific Columns

SELECT department_id, location_idFROM departments;

Limiting Rows Using a Selection

“retrieve all employeesin department 90”

EMPLOYEES

…