SQL, or Structured Query Language, is one the most widely used programming languages, which has not changed in decades. It is simple to use and understand as compared to other programming languages. SQL is responsible for fetching the relevant data as per the requirement from the vast data store known as databases. This blog aims to cover SQL projects which can help you enhance your SQL skillset. No matter what database you use, the syntax will mostly remain the same. In our case, we will use MySQL database examples. These My SQL projects can be applied to other databases as well.
We can also utilise these SQL projects for data analysis tasks. The ideas included in these articles are SQL projects for beginners, intermediate, and advance level professionals. To understand more about the basics of relational databases, SQL, and MySQL to perform thorough data analytics through live, interactive sessions, quizzes, assignments, and hands-on projects, you can check out this online SQL course. The minimum system and software requirements for each of the projects are:
- MySQL database or any other relational database like Oracle, PostgreSQL, etc.
- MySQL Workbench or any other GUI app like DBeaver, pgAdmin, etc.
- Windows 8 or above, Ubuntu, MacOS
- 1 GB RAM
- 5 GB of disk space
What are the Advantages of SQL?
In today's economy, many firms rely heavily on data. Any company that wants to stay competitive must figure out how to use data and make quick, accurate decisions based on it. The top organisations have a high demand for data analysts with SQL proficiency. You can access attractive work prospects or grow in your career as a data analyst by learning how to use SQL for data analytics. SQL also forms the base of data analytics, data science, big data, and other high-profile tech domains. These online database certification courses will help you to go from basic to advanced database management skills. It will help you to explore the most popular databases leveraged by organizations worldwide, write code, build real-world projects with SQL project example, and learn hands-on with cloud labs.
SQL Project Ideas for Beginners
In this section, we are going to discuss some of the SQL projects for beginners. The article also includes the SQL projects with source code so that it becomes easier to learn and understand these projects in a better way.
1. Library Management System
Overview
The first on the list for beginner SQL projects is the library management system.
Libraries require a management system to facilitate book issuance and collection, benefiting both staff and readers. An efficient system reduces staff workload by managing and recording book transactions, while also enabling easy tracking of all library books. This convenience enhances overall library operations.
Functionalities
- The system should be able to store the record of all the books that are present in the library. Every book should have a unique code, either custom created by the library or the bar code present on the books. This will act as a unique identifier.
- The system should be able to have information about all the staff working or who have been associated with the library in the past.
- The system should store the information of all the old, active, and new readers in the database.
- The system should log the information whenever a book is issued by any library staff member to the reader.
- The system should also log the information whenever a book is returned by the reader back to the library.
- The system should have a provision to store the miscellaneous settings of the library like the number of books that can be issued to a respective reader at a given time, the number of days after which the issued book should be returned, the fine amount that needs to be collected by the reader in case of delay in return, etc.
Source Code
2. Student Database Management
Overview
The student database management system is one of the best SQL projects to start with. It aims to provide a holistic operation of the students. The management tool efficiently handles student information including basic details, attendance, exam grades, classes, teachers, and schedules. It assists teachers and admin staff in easily tracking student details, while students can access their profiles for information, performance review, and improvement.
Functionalities
- The system should be able to store all the student's basic details like name, age, class, birth date, parent’s name, parent’s occupation, etc. Once this information is stored, we need not write those forms repeatedly and such things can be automated, thereby, eliminating manual effort.
- The system should create a map between student profiles, their class and the teachers who teach them. This would require an individual student table as mentioned in point 1, another table that stores information about the teachers’ basic details and a schedule table that maps this information.
- The system should be capable of storing the exam grades of the students and individual marks.
- The system should be capable of managing student attendance through an attendance logging table.
Source Code
3. Online Retail Application Database
Overview
We can see a lot of online retail applications nowadays like Flipkart, Amazon, Myntra, etc., making online retail application a simple beginner SQL projects These retail applications require a database that can fulfil their big data requirements. An ideal online retail application database aims to store the customers and sales data which can later be used by these applications to evaluate their product sales, customer satisfaction and employees (direct or third-party vendors) working in the organization.
Functionalities
- The system should store details about the employees working in the organization as well as vendors that assist in their functioning like packaging partners, delivery partners, product retailers and distributors, etc.
- The system should save the user or customer information that signs up on their platform or place an order in their retail application. This will generate a customer database which will help in email marketing and campaigns.
- The system should have a provision to store the orders and payment information for these customers when they successfully place an order. These details will be then used to track their activity on the platform and initiate refunds, returns, and replacements against their orders.
- The system should have a separate data store for delivery information that will enlist all the various stages of product delivery and help in tracking the products.
- The system should have a product datastore that will list all the products available with the retail application with their statuses like cost, discount, stock, description, ratings, etc.
- The system should also have a final table that will be used to save the reviews and feedback of the customers given to the product.
Source Code
4. Inventory Control Management
Overview
An Inventory control management provides supervision over the stocks and their movement in and out of the inventory. It manages the stock items, suppliers, retailers, distributors or wholesalers, purchase orders and item load. This management of items within the inventory ensures that there is smooth movement of product items and that the inventory space is well organised by avoiding understocking and overstocking of product items.
Functionalities
- The system should be able to store all the product item information that the inventory deals with along with their supplier codes, stocks, brand name, price, etc.
- The system should hold information about all the suppliers, distributors, retailers, and wholesalers associated with the inventory product items.
- The system should be able to manage all the purchase orders placed to the suppliers and from the retailer, distributors, or wholesalers.
Source Code
5. Railway System Database
Overview
A railway system database is a complicated one if we compare it with the vast network of Indian railways but in this article, we will cover the basic functioning of the system as part of the easy SQL projects that one can get started with.
We can create a railway network database solution to handle train schedules, passenger travel, station information, and more. The system facilitates ticket reservations, train operations, ticket cancellations, pre-departure chart preparation, rescheduling in case of delays, and more.
Functionalities
- The system will consist of information about the trains like the train name, number of coaches, train type, and if the train is currently between a journey. This will create a pool of trains from which we can pick available trains to schedule a new journey.
- The system will have a schedule table which will keep a record of the schedules of the trains including start time, end time, source, destination, and the route that the train will be taking.
- The system will have provision to store the data about passengers who have travelled, are travelling, and are about to travel in future. The basic information of the passengers, along with the train name they are travelling in, coach number, berth number, ticket status, and their respective schedule will be captured.
- The system also requires a list of station names that will provide information about each station like the name of the station and the city or state it belongs to.
- Finally, there will also be a route information table which provides information about the route that a particular train will be taking between source and destination stations.
Source Code
In this section, we are going to cover some intermediate SQL projects. One can use these SQL projects for resume building or even use these SQL projects for practice.
1. Cooking Recipe Database
Overview
This is one of the simple SQL projects with source code included in this article. A cooking recipe database will contain the details of the recipes and the ingredients that they consist of. This database can be useful in a variety of applications like tweaking recipes for better health and nutrition, adding, modifying or sharing recipes, and even automated cooking with the help of robots by leveraging this data.
Functionalities
- The details of all the recipes will be stored in the database including recipe name, quantity, cuisine type, estimated time to prepare, serving number, serving quantity, etc.
- The details of all the raw ingredients will be stored in the database including the ingredient name, ingredient type, category, etc.
- The recipe-ingredient table will contain information about all the recipes as to what ingredients are required to create them and in what quantity. It will also contain other information like the sequence of these ingredients to cook a particular recipe.
- The final table will store the cooking details for each of the recipes mentioned in the recipe table. It will provide a complete guide on how the recipe can be cooked using the recipe-ingredients table that guides which ingredients are required and their order. The recipe cooking table will save a definite series of steps that need to be followed to cook the respective recipe.
Source Code
2. Hospital Management System
Overview
Patient data can be easily accessed by the Hospital Management System to create a variety of records, including classification based on demographic, gender, age, and other factors. The hospital administration can minimize paperwork and expenses while efficiently managing stocks and eliminating errors from handwritten texts. Centralized data enables data intelligence for analysis of hospital operations and patient care standards. It improves doctor-patient contact and allows doctors to access previous data for better treatment of current or similar cases.
Functionalities:
- The patient table will keep a register of all the patients who have been treated in the hospital and undergoing treatment. The system will store patient details and relevant medical information to assist doctors in identifying prior illnesses or conditions during examinations. Each patient will have a unique ID to protect their privacy.
- The system should also have a doctors database which will store basic details of the doctor, their attendance, the number of patients they have treated, their specializations, etc. This can prove to be handy at the time selecting experienced or specialist doctors while treating a particular case.
- The appointment and schedule of doctors and patients will be managed by the schedule table. It will contain all the appointments and schedules that have been arranged between a doctor and a patient along with the treatment area like consultation desk, operation theatres, report labs, etc.
- The billing table will ensure that the payment that needs to be made from the patient will also keep track of the expenses during ongoing treatment.
- The system will also consist of an inventory table to manage the basic hospital supplies and stocks. This will help maintain the stock of the most required equipment and pharmaceutical items during an emergency.
- The patient’s journey during treatment will be captured separately with the help of the treatment table. For consultations, it might be a single entry for a patient. But in case of hospitalization, this table will hold the records for every due course of action taken to treat the patient right from the ambulance service to patient discharge.
Source Code
3. Billing System for a Departmental Store
Overview
Every department store requires a billing system whether they have it or not. A billing system ensures that they have a bird’s eye view of their departmental store when it comes to tracking the stocks, sales, and reports of their stores. A good billing system can provide the required set of information when requested. This also helps with preparing financial reports, tax documents, or even analyzing the sales of the stores.
Functionalities
- The system should be secured through authorized login. Therefore, it requires a user table to store all the user login details.
- The system should be capable of managing the items present in the department. We should be able to add an item, edit an item, view details of an item, or list down items based on some filters. The item table should take care of all these operations.
- For any sale that is made, the sales table should store the information about the items sold during that sale, price, discount offered, quantity, etc. This table can also help us to list down the sales made at any given point in time during a particular period.
- Since this is a billing management system, it should have a provision to store all the bill-level information on the billing table. Details like the invoice number, invoice date, total sale amount, customer details (optional), tax amount, etc.
Source Code
4. Bus Booking System Mini Project
Overview
The bus booking system is an application that helps users (travellers) to book bus tickets online. It also helps the agencies to schedule their buses between routes. Other advantages of the applications include viewing bus schedules, checking seat availability, and making online payments. Customers may order tickets more quickly and conveniently as a result, while bus operators benefit from better management and organisation.
Functionalities
- The system should store the information about all the buses available on the application for booking along with their agency names, bus numbers, routes, source, destination, boarding points, dropping points, capacity, timings, services, type of bus, etc.
- The system should be capable of handling all the bookings made by the passengers. All the available seats in a bus will be saved in a separate table which will hold information on whether it is booked or available for booking.
- All the halt stations should be mentioned in the station table. This should be an exhaustive list of where the buses would decide which stations to cover during their route.
- The route table will inform about the dedicated stops and the path from one location to another in sequence. The bus following a certain route will follow the path mentioned in the table.
- The boarding points and dropping points of a bus should be saved separately.
Source Code
SQL Project Ideas for Advance Professionals
In this section, we have included some SQL project example for the advance level. These SQL projects with code will help you understand how real-world application databases are built.
1. Art Gallery Management Database Project
Overview
The first on the list for advanced SQL projects is the art gallery management project. An art gallery management database is a solution for all art-related workshops and exhibitions. It will eliminate all the manual interventions that go into organising such art events. An art gallery management system will ensure that all the arts and artists are tagged with a unique identification code which helps to map the arts with their respective artists. It will also allow users or customers to
Functionalities
- The system should have provision to save details about the art gallery like location, venue, date, number of artists participating, number of arts to be displayed, user registrations, etc.
- Each artist's details will be stored in the artist table where their details and achievements will be mentioned along with the unique artist code.
- All the arts along with their unique tags will be saved along with the artist code as a mapping between the two. Other information like art type, art product, art medium, etc. will be a part of this table.
- The users who are visiting the art gallery will be registered through the application which will allow them to save information and use that later for email campaigns.
- All the payments and purchases in the art gallery will be logged in another table which will keep track of the sales made during the gallery exhibition.
- The enquiry table will save all the enquiries received by the customers visiting during an art gallery event.
Source Code
2. Electric Bill System Database
Overview
Nowadays the electric bill system is an automated process, and this is one of the most sought out advanced SQL project idea. Let us see how we can design the database for this system. The system should keep a record of all the customers associated with the provider, allow the vendors to log the electric usage of each customer, the billing information for every usage cycle, tariff, and miscellaneous information like feedback.
Functionalities
- The vendor table should consist of the list of all the electricity providers with electricity board names and general information about the provider.
- The customer’s table is responsible to hold the information of individual customers and the electricity board they are associated with.
- The account table will map each customer with the vendor accounts. This will help during generating the electricity bill for the customers.
- The billing table saves all the bill details or invoices for each usage cycle. These bills are then generated and sent to the respective customers for payment. The table will also track if the payment has been made by the customer or not.
- The system will include a tariff table where dynamic pricing can be allocated by the vendors for the per-unit usage of electricity.
- The final table is the customer feedback which is an optional table but useful if the vendors would like to access their service and improve on their shortcomings, if any.
Source Code
3. Bank Accounts Management System
Overview
SQL projects online involving the bank accounts management system are essential to practise. The banks are known to provide a variety of services, some of which are real-time. It caters to a larger audience and there are a lot of transactions that are happening every second. Therefore, the database must be designed in a way that can help to query the required information from the database in an efficient and faster way. We will see how we can design the database for a bank accounts management system and its functionalities.
Functionalities
- The system should store all the customer details in the customer table. The table is designed in a way that it can store information about individual account holders, joint account holders, merchants, businesses, etc.
- The accounts table will save the details of the accounts of a bank user. The bank account number, IFSC code, account balance, etc., is some of this information.
- The credit card, debit card, gift card, and other card services provided by the bank to its customers will be stored on the card table.
- The transactions made by the user can be saved in the transactions table along with the mode of the transaction, crediting party, debiting party, status, etc.
- The other products and services offered by the bank should also be accommodated in the system like loans, insurance, investments, etc. However, detailed information about these services is part of the broader spectrum. We will cover this cost only if a customer has bought these services from the bank.
- The customer purchases table will link these services and the customers for the ones who have bought them.
Source Code
4. SMS-based Remote Server Monitoring System
Overview
There has been increasing use of cloud servers to meet the application hosting requirements by many information technology vendors. This requirement has led to high traffic and volume of users relying on cloud servers directly or indirectly. However, these servers are not versatile, they can face challenges during operations at times. There is provision by the vendors for backup servers but still, we can notice some downtime during operation hours. At such times, this needs to be conveyed to the required users or vendors. To build such a robust system, we will design a database that keeps track of the remote servers and send SMS informing the users during inconveniences.
Functionalities
- Since this is a secure system, there should be a user authentication table that stores the valid credentials of the users who can log in to the system.
- Details of all the servers which are under surveillance will be stored in the server table. These servers will be continuously monitored for any faults or breakdowns.
- The system should also include all the user details and their contacts which will be used to send SMS in the time of inconvenience.
- The mapping between the users and the servers they are using should be included in the database system.
- The alerts and notifications will be part of another table which will help to trigger the SMS at the mentioned time.
Source Code
5. Appointment Management Project
Overview
Working on an appointment management database is one of the basic SQL projects because today, most of the services are based on prior appointments. Doctors, home services, psychologists, tutors, and even business demos require an appointment. This ensures that their time is managed, and they can cater to most of the clients without any overlap. This is possible with the right appointment management application. The database for such an application should be able to accommodate the service providers, service clients, their appointments, type of services, etc.
Functionalities
- The system should store the details of the service providers with a unique identifier for each of them. The service providers can be an entity or an individual.
- All the services offered by the service providers should be mentioned in the services table. The system should be able to add new services, edit existing services, or delete a service.
- The employee table is responsible to manage all the employee-related data that are providing these services through the service providers.
- The appointment table will hold all the appointments made through the system. It will consist of the appointment timing, expected duration, start time, end time, price, status, discount offered, etc.
Source Code
Conclusion
In this article, we have covered real world SQL projects for practicing and even updating your existing knowledge of databases. The SQL projects for beginners with source code mentioned in the article are the perfect place to start testing your knowledge in databases. KnowledgeHut is a highly rated online learning platform for professionals looking to build their careers on the latest technologies. KnowledgeHut’s online SQL course is one such course offered by them, which helps you learn database concepts, installation, management, security and much more. With over 400,000+ professionals trained from 650+ expert trainers, it is the right place to specialize in a range of tools and technologies related to databases and SQL.
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