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Entity Relationship Diagram of Library System

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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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Entity Relationship Diagram of Library System

  1. 1. libraries more id INT faculty_id INT(11) (11) (250) content TEXT content_persianTEXT privacy TEXT privacy_persianTEXT services TEXT services_persianTEXT email VARCHAR 1 ... Indexes users current_addressVARCHAR id INT first_name_VARCHAR(50) (50) (50) (11) (11) (11) (11) (14) (11) (11) (1) (11) (50) (50) (50) (50) (11) (255) (255) last_nameVARCHAR father_nameVARCHAR gender_id INT faculty_id INT semester_id INT emailVARCHAR contact_no CHAR identification_no INT registration_no INT page_no INT orginal_addressVARCHAR usernameVARCHAR passwordVARCHAR roll_id INT is_activeTINYINT signatureVARCHAR 7more ... Indexes news faculties_id INT id INT news_titleVARCHAR(255) (255) (255) (11) (255) (3) (11) news_summary TEXT news_detailsTEXT news_refVARCHAR news_title_persianVARCHAR news_summary_persianTEXT news_details_persianTEXT news_ref_persianVARCHAR news_dateDATE fileext CHAR books faculty_id INT descriptionTEXT more id INT signatoryVARCHAR(100) (11) (11) (11) (11) (11) (255) (30) (11) (11) (11) titleVARCHAR isbnVARCHAR pages INT language_id INT edition INT author_id INT publisher_idINT publicationYEAR section_id INT 5 ... faculties id INT(11) facultyVARCHAR (50) (50) faculty_persianVARCHAR Indexes languages id INT (11) languageVARCHAR (70) (70) language_persianVARCHAR Indexes genders id INT(11) genderVARCHAR (30) (30) gender_persianVARCHAR Indexes semesters idINT(11) semesterVARCHAR (30) (30) semester_persianVARCHAR Indexes cities idINT(11) cityVARCHAR (80) (80) city_persianVARCHAR Indexes roles idINT(11) roleVARCHAR (50) (50) role_persianVARCHAR Indexes categories idINT(11) categoryVARCHAR (100) (100) category_persianVARCHAR Indexes publishers idINT(11) publisherVARCHAR (100) (50) locationVARCHAR Indexes authors idINT(11) first_nameVARCHAR (50) (50) last_nameVARCHAR Indexes sections idINT(11) category_idINT (100) (11) (11) sectionVARCHAR section_persianVARCHAR category_idINT Indexes deposits idINT (11) user_idINT(11) (11)copy_idINT issue_dateDATE due_dateDATE Indexes ebooks idINT(11) book_idINT (30) (11) extentionVARCHAR Indexes copies idINT(11) book_idINT (20) (11) statusVARCHAR Indexes Prepared and Analyzed By: Abdul Rahman Sherzad (absherzad@gmail.com) Design By: Yasin(Samim). .Copyright(2010-2011) .

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