quastion is draw ER digram ? Project Description: You need to develop a management information system to help users at the administration level of the university easily viewing/tracking various information about students , information about number modules had taken by students , information about departments, Name of the lecturers are teach the course and information about courses . Data Model: We need to store information about university organized into colleges .each college has college number, college name. Each department has dep_number dep_name and locations .each lab has number and lab name . We store each student's number, name(last_name,first_name)address contain (zip, street city), birthdate, age . Each department offers several coursers. Each course identified by code,coures_name .each course has many perquisite and Students enroll in many course by semester and year. Each lecturer has lecturer _id , lecturer name ,mails ,salary address Each course is taught by a lecturer from the appropriate department, and each lecturer teaches many students. Each department has many office .each office has number, name and phone . Each lecturer has a unique office. Each course has many sections and section has section _id, semester and year, Section identified by course Each teachers may have a number of DEPENDENTs. For each dependent, we keep track of their name, sex, birthdate. Other requirements are as follows. 1- Every college has many departments. 2- Each college has many labs. 3- Each teacher manage one department. 4- Each teacher works for one department 5- Each course enroll by many student Below are some tables in the schema of the database: 1- college {col_no, name} 2- department{dep_number, col_no,dep_name} In each relation, the underlined attribute is the primary key of that relation.
quastion is draw ER digram ? Project Description: You need to develop a management information system to help users at the administration level of the university easily viewing/tracking various information about students , information about number modules had taken by students , information about departments, Name of the lecturers are teach the course and information about courses . Data Model: We need to store information about university organized into colleges .each college has college number, college name. Each department has dep_number dep_name and locations .each lab has number and lab name . We store each student's number, name(last_name,first_name)address contain (zip, street city), birthdate, age . Each department offers several coursers. Each course identified by code,coures_name .each course has many perquisite and Students enroll in many course by semester and year. Each lecturer has lecturer _id , lecturer name ,mails ,salary address Each course is taught by a lecturer from the appropriate department, and each lecturer teaches many students. Each department has many office .each office has number, name and phone . Each lecturer has a unique office. Each course has many sections and section has section _id, semester and year, Section identified by course Each teachers may have a number of DEPENDENTs. For each dependent, we keep track of their name, sex, birthdate. Other requirements are as follows. 1- Every college has many departments. 2- Each college has many labs. 3- Each teacher manage one department. 4- Each teacher works for one department 5- Each course enroll by many student Below are some tables in the schema of the database: 1- college {col_no, name} 2- department{dep_number, col_no,dep_name} In each relation, the underlined attribute is the primary key of that relation.
Chapter1: Overview Of Database Concepts
Section: Chapter Questions
Problem 6HOA
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quastion is draw ER digram ?
Project Description: You need to develop a managementinformation system to help users at the administration level of the university easily viewing/tracking various information about students , information about number modules had taken by students , information about departments, Name of the lecturers are teach the course and information about courses .
Project Description: You need to develop a management
Data Model: We need to store information about university organized into colleges .each college has college number, college name. Each department has dep_number dep_name and locations .each lab has number and lab name . We store each student's number, name(last_name,first_name)address contain (zip, street city), birthdate, age . Each department offers several coursers.
Each course identified by code,coures_name .each course has many perquisite and
Students enroll in many course by semester and year. Each lecturer has lecturer _id , lecturer name ,mails ,salary address Each course is taught by a lecturer from the appropriate department, and each lecturer teaches many students.
Each department has many office .each office has number, name and phone . Each lecturer has a unique office.
Each course has many sections and section has section _id, semester and year,
Section identified by course
Each teachers may have a number of DEPENDENTs.
For each dependent, we keep track of their name, sex, birthdate.
Other requirements are as follows.
1- Every college has many departments.
2- Each college has many labs.
3- Each teacher manage one department.
4- Each teacher works for one department
5- Each course enroll by many student
Below are some tables in the schema of the database :
1- college {col_no, name}
2- department{dep_number, col_no,dep_name}
In each relation, the underlined attribute is the primary key of that relation.
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