Spring Boot

Spring boot is a frame work for JAVA which almost acts as BACKEND. We don't need to learn many languages for the Backend. Spring alone is enough for the backend 
Many users use it because, It has :-
Faster development, Built-in server — no manual deployment, Easy integration with databases, Supports Microservices, Used widely in real-world projects.

Spring Boot Basics
--Project structure, Beans, Autowiring
--Build first REST API

for CRUD based operations in Spring boot, I've used IntelliJ and MYSQL.
In the beginning, we need to create controller, entity,repository , service packages in the project folder
we've created.
We have to write the code for the packages by creating the classes with the name of our choice.

then run the program , make sure to execute without any errors !!