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This document demonstrates and shares with you the optimized Entity Relationship Diagram (ER-Diagram) of Library System.
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libraries
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id INTfaculty_id INT(11)
(11)
(250)
content TEXTcontent_persian TEXTprivacy TEXTprivacy_persian TEXTservices TEXTservices_persian TEXTemail VARCHAR
1 ...
Indexes
users
current_address VARCHAR
id INT�rst_name_ VARCHAR(50)
(50)(50)
(11)(11)
(11)
(11)
(14)
(11)(11)
(1)(11)
(50)
(50)(50)(50)
(11)
(255)
(255)
last_name VARCHARfather_name VARCHARgender_id INTfaculty_id INTsemester_id INTemail VARCHARcontact_no CHARidenti�cation_no INTregistration_no INTpage_no INT
orginal_address VARCHAR
username VARCHARpassword VARCHARroll_id INTis_active TINYINTsignature VARCHAR
7more ...
Indexes
news
faculties_id INT
id INTnews_title VARCHAR(255)
(255)(255)
(11)
(255)
(3)(11)
news_summary TEXTnews_details TEXTnews_ref VARCHARnews_title _persian VARCHARnews_summary_persian TEXTnews_details_persian TEXT news_ref_persian VARCHAR news_date DATE�leext CHAR
books
faculty_id INTdescription TEXT
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id INTsignatory VARCHAR(100)
(11)(11)
(11)(11)(11)
(255)
(30)
(11)
(11)(11)
title VARCHARisbn VARCHARpages INTlanguage_id INTedition INTauthor_id INT publisher_id INT publication YEARsection_id INT
5 ...
facultiesid INT(11)faculty VARCHAR
(50)(50)
faculty_persianVARCHARIndexes
languagesid INT (11)
languageVARCHAR(70)
(70)
language_persianVARCHARIndexes
gendersid INT (11)
gender VARCHAR(30)
(30)gender_persianVARCHAR
Indexes
semestersid INT (11)
semester VARCHAR(30)
(30)semester_persian VARCHAR
Indexes
citiesid INT(11)
city VARCHAR(80)
(80)city_persian VARCHAR
Indexes
rolesid INT(11)
role VARCHAR(50)
(50)role_persian VARCHAR
Indexes
categoriesid INT(11)
category VARCHAR(100)
(100)
category_persian VARCHARIndexes
publishersid INT(11)
publisher VARCHAR(100)
(50)
location VARCHARIndexes
authorsid INT (11)
�rst_nameVARCHAR(50)
(50)
last_nameVARCHARIndexes
sectionsid INT (11)
category_id INT
(100)
(11)
(11)
section VARCHARsection_persian VARCHARcategory_id INT
Indexes
depositsid INT (11)
user_id INT (11)(11)copy_id INT
issue_date DATEdue_date DATE
Indexes
ebooksid INT (11)
book_id INT(30)
(11)
extention VARCHARIndexes
copiesid INT (11)
book_id INT(20)
(11)status VARCHAR
Indexes
Prepared and Analyzed By: Abdul Rahman Sherzad ([email protected]) Design By: Yasin (Samim). . Copyright(2010-2011) .
