University Management System ER Diagram
The university management system ER diagram shows the relationships of the system’s entities that build its database design. This describes the logical structure of the system’s database or data storage. It is done by identifying the university management process entities, their properties, and the interactions between them.
The university management system database design is sketched out using ER (entity-relationship) diagram. This sketch becomes the actual basis of the system’s data storage that will serve as data destination and source.
ER Diagram University Management System: Details
The table shows the overall description of the ER Diagram for University Management System. It has a complete overview of the project’s information.
| Name: | University Management System ER Diagram |
| Abstract: | The university management system ER diagram depicts the relationship between various entities. It can be thought of as a blueprint for your system (project) structure. |
| Diagram: | ER Diagram is also known as Entity Relationship Diagram |
| Tools Used: | Diagraming tools that provide ER diagram symbols. |
| Users: | University’s Admin and Staff and the students. |
| Designer: | ITSourceCode.com |
What is University Management System?
A digital tool that aids in task automation is the university management system (UMS). from assisting students to access online learning, and classroom training, to enrolling students, admitting students, onboarding them, handling their fees, and managing the payroll for lecturers.
It is an online service that addresses every area of colleges, universities, and schools. It was created for the University and its affiliated colleges to use in conducting, observing, and evaluating complicated tasks like centralizing admission and exams, among other things.
University Management System Features
- University Management – University Management is the main feature of this system wherein ER diagram contains the basic details of the university. This basic information was composed of the courses and programs offered.
- Student Management – This feature plays a big role in the system because this gathers important information about the students. This information was used to track their transactions and other important matters regarding the system.
- Manage Courses and Subjects – The university admin will have to set the selected courses for every student, then assign appropriate instructors to the subjects covered by each course.
- Manage Instructors – This system handles the instructors’ information as well as their complete schedule of classes and all that were needed to be done in managing instructors.
- Transaction and Scheduling Management – Its feature will store the transactions made by the students and instructors including their information and their schedules for every subject and timetables.
What is an ER Diagram?
In DBMS, the ER Diagram is referred to as the university management system database design. It is the graphical depiction of relationships between all the entities involved in the system. Its major components are Entities, Attributes, and Relationships.
To build and troubleshoot relational databases, the university management system ER Diagram is used. It works best with DFD (Data Flow Diagram), which is responsible for data movement. Developing the database design for university management system would be much easier with the help of ER diagram.
Importance of ER Diagram
The importance of ER diagram for university management system is to help in modeling its data storage or database. It is the basis of the project’s database foundation for construction. The university management system entity-relationship diagram (ERD) also aids in defining the data types to be stored such as their attributes and characteristics.
All other real-world projects are presented with ER Diagrams (database designs). To display the details and attributes of a data store, the er diagram for university management system is used in conjunction with its data flow diagram. It visualizes how data is connected generically.
ERD (Entity-relationship diagram) is utilized in software engineering during the planning phase of software development. It aids in the identification of various system constituents and their interrelationships. University Management System ERD is also used as the foundation of the university management DFD (Dataflow Diagram).
ER Diagram for University Management System
ER Diagram of University Management System shows the system entity relationships in each entity and their supposed functions in each relationship.
Based on the image above, the ER diagram for university management system tables is the students, schedules, instructors, transactions, courses, and subjects.
The tables are made to meet the required specification of the system and provide much more specific details of each entity within the system.
University Management System Database Design
This university management system database design was made based on managing university requirements. The system can encode students’ information. University admin can have access to the students’ status and information for the important transactions including student and instructors/teachers’ files management and enrollee’s activities.
The features included in the created ER diagram were the security and monitoring of the student’s records, transactions, and status. These features were also listed and recorded in reports that served as the history of transactions done in the system.
University Management System ER Diagram Tables
These tables below provide the complete database table details such as Field Name, Descriptions, data types, and character lengths.
Table Name: Student
| Field | Description | Type | Length |
| stud_ID (PK) | Student ID | Int | 11 |
| fname | Student First Name | Varchar | 255 |
| lname | Student Last Name | Varchar | 255 |
| gender | Student Gender | Int | 11 |
| age | Student Age | Int | 11 |
| contact_add | Contact Address | Int | 11 |
| stud_email | Student Email | Varchar | 255 |
| stud_pass | Student Password | Varchar | 255 |
Table Name: Instructor
| Field | Description | Type | Length |
| ins_ID (PK) | Instructor ID | Int | 11 |
| fname | Instructor First Name | Varchar | 255 |
| lname | Instructor Last Name | Varchar | 255 |
| gender | Instructor Gender | Int | 11 |
| age | Instructor Age | Int | 11 |
| contact_add | Contact Address | Int | 11 |
| ins_email | Instructor Email | Varchar | 255 |
| ins_pass | Instructor Password | Varchar | 255 |
Table Name: Course
| Field | Description | Type | Length |
| course_ID (PK) | Course ID | Int | 11 |
| course_name | Course Name | Varchar | 30 |
| course_desc | Course Description | Varchar | 30 |
| school_yr | School Year | Int | 11 |
Table Name: Subjects
| Field | Description | Type | Length |
| sub_ID (PK) | Subject ID | Int | 11 |
| name | Subject Name | Varchar | 255 |
| course_ID (FK) | Course ID | Int | 11 |
Table Name: Schedules
| Field | Description | Type | Length |
| sched_ID (PK) | Schedule ID | Int | 11 |
| course_ID (FK) | Course ID | Int | 11 |
| sub_ID (FK) | Subject ID | Int | 11 |
| ins_ID (FK) | Instructor ID | Int | 11 |
| stud_ID (FK) | Student ID | Int | 11 |
| day | Day of schedule | Date | |
| time_start | Starting Time | Time | |
| time_end | Time Ended | Time |
Table Name: Transactions
| Field | Description | Type | Length |
| trans_ID (PK) | Transaction ID | Int | 11 |
| trans_name | Transaction Name | Int | 11 |
| stud_ID (FK) | Student ID | Int | 11 |
| trans_date | Transaction Date | Date |
The tables given will be the basis for developers on how would they do the university management system database design. It has the complete description of the database and they will put this into the program or data storage the same as the names given to each of the tables. They will create a database with the attributes given as well as the value of each attribute.
University Management System ER Diagram [PDF]
The ER Diagram for University Management System in DBMS PDF provides the information explaining the concepts of the project database. You may apply this information to your capstone project. You can also use it directly or modify its content depending on your project’s requirements.
How to create an Entity-Relationship (ER) Diagram
Time needed: 5 minutes.
Steps in building the ER Diagram for University Management System with Cardinality Ratio.
- Step 1: Familiarize the ER Diagram (Entity Relationship Diagram) Symbols and Cardinality
Entity Relationship Diagram – shows the structure of data types in a project. It uses symbols to clarify its parts and relationships. Their symbols and applications must be familiarized before you build the ER Diagram.
ER Diagram Symbols:
• Field – are the parts of a table that define the entity’s characteristics. In the database that the ERD models, attributes are commonly thought of as rows.
• Keys – is a technique to categorize data qualities. It is used to organize ER diagrams and assist users in modeling their databases to ensure that they are efficient. This is also used to connect different tables in a database.
– Primary Key: identifies a single entity instance which means a unique attribute or set of attributes.
– Foreign Key: is produced when data attributes have one too many relationships with other entities.
ER Diagram Cardinalities:
The styling of a line and its termination demonstrates cardinality and ordinality.
The greatest number of times an instance of one thing can be related to instances of another entity is referred to as cardinality.
While Ordinality refers to the fewest number of times a single entity instance can be linked to another. - Step 2: Finalize the entities included
Start designing your ER Diagram by finalizing the entities that must be included in your university management system. This entity is represented by a rectangle, and you’ll want to leave plenty of room for them in future phases so you may add them to your design.
An entity set is a group of similar entities with shared properties. A table or a table’s attribute is an entity in a database management system. As a result, by depicting relationships between tables and their characteristics, an ER diagram displays the whole logical structure of a database. - Step 3: Add the attributes of each entity
After finalizing the entities, think about the qualities you’ll need to characterize each entity. The details of the various entities outlined in a conceptual ER diagram are supplied as attributes. Characteristics of an entity, a many-to-many relationship, or a one-to-one relationship are all examples of attributes. Multivalued attributes can be assigned to several values.
The entity’s attributes were represented by ovals and can be seen in the tables of the university management system er diagram. These attributes can be a primary key or a foreign key in the database design of the project. Yoy ER diagram design could also be converted to the database of the system by declaring your right entities and their attributes. - Step 4: Describe the relationships (cardinality) between entities and attributes
To plot relationships between the ERD you will need the entities, their attributes, and relationships. You will base the data structure from the evaluated information to have the exact Entity Relationship Diagram.
A relationship is an association that describes how two entities interact. At the connector’s endpoints, the cardinality is indicated by a crow’s foot. One-to-one, one-to-many, and many-to-many are the three most common cardinal relationships. It’s the maximum number of times an instance of one entity can be linked to instances of another entity.
Conclusion:
ER (entity-relationship) diagram is only one of the diagrams used to design and develop the University Management System. Each of the diagrams you design and create will help you in presenting your ideas and impart your abilities.
Creating the ER diagram will help you perceive the back end of the software which will hold all the data that’ll enter and exit the system. To learn more about the ER Diagrams and more, check out the related and recommended articles below.
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- ER Diagram for Student Management System
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