20 Best DBMS Microproject Ideas for Diploma Students (SQL) 💡

20 DBMS Microproject Ideas

1. College Management System Database: Design a database for a college. The schema should include tables for students, courses, faculty, and enrollments. Use primary and foreign keys to establish relationships. The project must include a demonstration of at least three different SQL queries (e.g., SELECT with JOIN to find all students in a specific course, UPDATE to change a student's address, and DELETE to remove a course).
2. Hospital Management Database: Create a database with tables for patients, doctors, appointments, and medical records. Implement a normalized database design up to at least 3NF. Include a report on the normalization process.
3. E-commerce Product Catalog Database: Design a database for an online store. Tables should include products, categories, suppliers, customers, and orders. Demonstrate how JOIN operations can retrieve product information, customer details, and order histories from multiple tables.
4. Employee Payroll Database: Develop a database to manage employee information and payroll. Tables should include employees, departments, and salaries. The project must demonstrate how to use aggregate functions (SUM, AVG, COUNT) to generate reports, such as the total salary for each department.
5. Social Media Database Schema: Create a database schema for a simple social media platform. The schema should include tables for users, posts, comments, and likes. Demonstrate how to query for all comments on a specific post or all posts liked by a particular user.

6. Railway Reservation System Database: Design a database for a railway ticket booking system. Tables should include trains, passengers, bookings, and routes. The project should demonstrate transactions to ensure that a seat is booked only once.
7. Library Management Database: Design and implement a database for a library. Tables should include books, members, and borrowed books. The project must demonstrate how to use CHECK constraints to ensure that a book's return date is always after its issue date.
8. Real Estate Management Database: Create a database for managing properties. The schema should include tables for properties, agents, and clients. The project should demonstrate views to create a simplified, custom view of the data for an agent.
9. Student Attendance Tracking Database: Design a database to track student attendance. Tables should include students, classes, and an attendance table that records attendance for each class session. The project should use SQL to generate an attendance report for a specific student.
10. University Exam Management Database: A database to manage student exams and results. Tables should include students, subjects, and results. The project should use SQL queries to calculate the percentage of students who passed a specific subject.
11. Blood Bank Management Database: Design a database to manage blood donations. Tables should include donors, blood groups, and donation records. The project should demonstrate how to query for the number of available units of a specific blood group.
12. Car Showroom Database: A database to manage a car dealership's inventory and sales. Tables should include cars, customers, and sales records. The project should use SQL to find the top-selling car model.
13. Task Management System Database: Create a database for a team task management application. The schema should include tables for users, projects, and tasks. The project should demonstrate how to use GROUP BY to count the number of tasks assigned to each user.
14. Online Banking Database: Design a simplified database for a bank. Tables should include accounts and transactions. The project must use a transaction to simulate a money transfer between two accounts, ensuring either both updates succeed or both fail.
15. Hotel Management Database: A database to manage hotel reservations. Tables should include guests, rooms, and bookings. The project should use SQL to find all available rooms for a given date range.
16. Product Feedback Database: Design a database to store customer feedback on products. Tables should include products, customers, and reviews. The project should demonstrate how to use a FULL-TEXT SEARCH index to allow users to search for reviews containing specific keywords.
17. Job Portal Database: A database for a job search website. Tables should include companies, job postings, and applicants. The project should demonstrate how to use a VIEW to show a list of jobs without sensitive company information.
18. Mobile Store Management Database: Design a database for a mobile phone store. Tables should include phones, brands, suppliers, and sales. The project should use SQL to find the most popular phone brand.
19. Health and Fitness Tracker Database: Create a database to store user workout data. Tables should include users, workouts, and exercises. The project should demonstrate how to use GROUP BY to calculate the total calories burned by a user over a week.
20. News Article Database: A database to manage news articles and their authors. Tables should include authors, articles, and categories. The project should use SQL to find the number of articles written by each author.