Important web sites for learning Java libraries frameworks:
1. understanding JPA and hibernate
https://www.geeksforgeeks.org/java-jpa-vs-hibernate/
2 Java MVC haqida
https://www.youtube.com/watch?v=CnMkZLa7w4k
3.Spring jdbc
https://www.javatpoint.com/spring-JdbcTemplate-tutorial
4.
