John-Thompson-spring-core-spring-mvc

Tutorial from Udemy:

1. Spring Core - Learn Spring Framework 4 and Spring Boot https://www.udemy.com/spring-core/learn/v4/content

2. pring Core Advanced - Beyond the Basics https://www.udemy.com/spring-core-advanced-beyond-the-basics/learn/v4/overview

git commit -m "first commit" git remote add origin https://github.com/TerrenceChao/John-Thompson-spring-core-spring-mvc.git git push -u origin master

memo:

1. optimistic locking (樂觀鎖定) a. https://openhome.cc/Gossip/HibernateGossip/OptimisticLocking.html b. google 悲觀鎖定

2. About database relationship: a. About "CascadeType" (MERGE, PERSIST, REMOVE, REFRESH, ALL) http://blog.csdn.net/lizhengnanhua/article/details/8893329

b. About "orphanRemoval" http://blog.csdn.net/chjttony/article/details/5875176