Spring Boot & MySQL Connection Fix

I'm struggling to connect my Spring Boot application with MySQL through phpMyAdmin in my local environment. I have already configured the database connection settings in Spring Boot, but I'm still facing connection issues.

I ve spring boot web site and phpadmin all in local, I don t know how make working together in local, I ve created controller for display all my table but not working.


Key Requirements:
- Diagnose and fix the connection issues between Spring Boot and MySQL.
- Ensure my controller can display all tables correctly.
- Check for port conflicts or that the MySQL server is running on the specified port.
- Test the MySQL connection using a standalone client or command line.

Ideal Skills and Experience:
- Proficiency in Spring Boot and MySQL.
- Experience with phpMyAdmin.
- Problem-solving skills to troubleshoot connection issues.
- Ability to ensure data is displayed correctly from the controller.

Please note that my budget for this project is 8 euros.