Voter Management System project is a web based application which is used to store, maintain and analyse the information of voters. Scope:  To maintain (ADD, EDIT, DELETE) data of the voters  Track voters voting records  Sort voters by Surname, Building Name  Select and Print records  Find Duplicate records using voter name  Sort voter whose voter based on year of voting  Search voter from the records Technologies Used: Database: MySQL Front-end: EXTJS 4.0, HTML, CSS, and JavaScript

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IS 631 101 – Enterprise Database Management
Project on
VOTER MANAGEMENT SYSTEM
Project by:-
Tejas Omprakash Agarwal
Date: 13th December 2013

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CONTENTS
Page No.
 INTRODUCTION 3
 BUSINESS RULES 4
 ENTITIES 5
 INITIAL ER DIAGRAM 7
 FINAL EER DIAGRAM 8
 DATA DICTIONARY 9
 QUERIES 10
 SCREEN SHOTS OF SYSTEM 13

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INTRODUCTION
Voter Management System project is a web based application which is used to store, maintain and analyse the information of voters.
Scope:
 To maintain (ADD, EDIT, DELETE) data of the voters
 Track voters voting records
 Sort voters by Surname, Building Name
 Select and Print records
 Find Duplicate records using voter name
 Sort voter whose voter based on year of voting
 Search voter from the records
Technologies Used:
Database: MySQL Front-end: EXTJS 4.0, HTML, CSS, and JavaScript

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BUSINESS RULES
 Voter Personnel Details
 Address of Voters
 Election Type & Details
 Add details of Voters
 Edit details of Voters
 Delete details of Voters
 Print & Preview details of Voters
 Find Duplicate entries of Voter
 Sort Voter Building wise
 Sort Voter Last Name wise
 List of polling station
 List all the voter who casted their vote in a particular election.
THESE THINGS ARE RELATED AS FOLLOWS:-
 Voter is associated with one address and one address can be assigned to many voters
 Election can have many voters and voters can vote in many election
 Voter is only assigned to one polling station whereas polling station can have many voters

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ENTITIES
E1. voter_details
voter_details
PK voter_id
voter_name
voter_gender
voter_age
address_id
polling_id
email
voting_status
election_id
E2. voter_address
E3. polling_station
polling_station
PK polling_id
polling_name
election_id
polling_pincode

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E4. Election
E5. election_type

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INITIAL ER DIAGRAM

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FINAL EER DIAGRAM

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DATA DICTIONARY Table/Entity Name Attribute Name Type Description Key
voter_details
voter_id
int(144)
Voter Id
Primary Key
voter_name
varchar(144)
Voter Name (Last name followed by First Name)
voter_gender
text
Gender
voter_age
int(24)
Age
email
varchar(144)
Email Address
address_id
int(144)
Address Id of Voter
Foreign Key 1
polling_id
int(144)
Polling station Id
Foreign Key 2
voting_status
varchar(144)
Voting Status of voter for that year
election_id
int(144)
Election Id corresponding to the election
Foreign Key 3
voter_address
address_id
int(144)
Address Id of Voter
Primary Key
address_house_no
varchar(144)
House/shop number
address_bldg_name
varchar(144)
House Name
address_street
varchar(144)
Street Name
address_pincode
int(144)
Pincode
address_state
varchar(144)
State
address_country
varchar(144)
Country
polling_station
polling_id
int(144)
Polling Station ID
Primary Key
polling_name
varchar(144)
Polling Station Name
polling_pincode
int(144)
Polling Station Pincode
election_id
int(144)
Election Id corresponding to the election
Foreign Key
election
election_id
int(144)
Election ID
Primary Key
election_name
varchar(144)
Election Name
election_year
int(144)
Election Year
election_type
election_id
int(144)
Election Id corresponding to the election
Primary/Foreign Key 1
voter_id
int(144)
Voter Id corresponding to the voter_details
Primary/Foreign Key 2

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QUERIES
Display Records Building-wise Query 1 and 2 are used to select distinct building and display voters belonging to that building.
Query1: SELECT DISTINCT address_bldg_name AS voter_building FROM voter_address
Query2: SELECT a.voter_id,a.voter_name,a.voter_gender,a.voter_age,a.email,(Select b.address_house_no from voter_address as b where b.address_id = a.address_id AND b.address_bldg_name LIKE '%".$_REQUEST['voter_building']."%') voter_flatno, (Select b.address_bldg_name from voter_address as b where b.address_id = a.address_id AND b.address_bldg_name LIKE '%".$_REQUEST['voter_building']."%') voter_building, (Select b.address_street from voter_address as b where b.address_id = a.address_id AND b.address_bldg_name LIKE '%".$_REQUEST['voter_building']."%') address_street, (Select b.address_pincode from voter_address as b where b.address_id = a.address_id AND b.address_bldg_name LIKE '%".$_REQUEST['voter_building']."%') address_pincode, (Select b.address_state from voter_address as b where b.address_id = a.address_id AND b.address_bldg_name LIKE '%".$_REQUEST['voter_building']."%') address_state, (Select b.address_country from voter_address as b where b.address_id = a.address_id AND b.address_bldg_name LIKE '%".$_REQUEST['voter_building']."%') address_country, a.address_id,a.polling_id,a.voting_status FROM voter_details as a, voter_address as b WHERE b.address_bldg_name LIKE '%".$_REQUEST['voter_building']."%' AND b.address_id = a.address_id

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Delete Records Query 3 is used to delete one or multiple records from the table.
Query 3:
DELETE FROM election_type where election_id='1' AND voter_id regexp '".$idstr."‘
Display Duplicate Entries Query 4 is used to display duplicate entries of the voter by comparing the name and address.
Query 4:
SELECT (Select b.address_house_no from voter_address as b where b.address_id = a.address_id) voter_flatno,(Select b.address_bldg_name from voter_address as b where b.address_id = a.address_id) voter_building,(Select b.address_street from voter_address as b where b.address_id = a.address_id) address_street,(Select b.address_pincode from voter_address as b where b.address_id = a.address_id) address_pincode,(Select b.address_state from voter_address as b where b.address_id = a.address_id) address_state,(Select b.address_country from voter_address as b where b.address_id = a.address_id) address_country, a.address_id,a.polling_id,a.voting_status,a.voter_id,a.voter_gender,a.voter_age,a.email,a.voter_name, COUNT(*) c FROM voter_details AS a GROUP BY voter_name HAVING c > 1
Show all the records Query 5 is used to display all the records in one tabular format.
Query 5: SELECT a.voter_id,a.voter_name,a.voter_gender,a.voter_age,a.email,(Select b.address_house_no from voter_address as b where b.address_id = a.address_id) voter_flatno,(Select b.address_bldg_name from voter_address as b where b.address_id = a.address_id) voter_building,(Select b.address_street from voter_address as b where b.address_id = a.address_id) address_street,(Select b.address_pincode from voter_address as b where b.address_id = a.address_id) address_pincode,(Select b.address_state from voter_address as b where b.address_id = a.address_id) address_state,(Select b.address_country from voter_address as b where b.address_id = a.address_id) address_country, a.address_id,a.polling_id,a.voting_status FROM voter_details as a limit $_REQUEST[start],$_REQUEST[limit]

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Add records Query 6 is used to insert data into voter_details table.
Query 6:
INSERT INTO `voter`.`voter_details` (`voter_id`, `voter_name`,`voter_gender`, `voter_age`,`email`,`election_id`,`polling_id`,`voting_status`) VALUES ('$id', '$f2', '$f5', '$f6','$f7','1','$pincode_check','$f12');
Print & Preview records

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SCREEN SHOTS
Screen-shot of complete system.
Screen-shot of Add panel to insert data.

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Screen-shot of Edit panel to edit data.
Screen-shot to select building and display voters of that building.

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Screen-shot to select Surname and display voters of that surname.

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Thank You