公平锁，非公平锁，可重入锁，递归锁，自旋锁，读写锁，悲观锁，乐观锁，行锁，表锁，死锁，分布式锁，线程同步锁分别是什么？

公平锁，非公平锁

https://blog.csdn.net/java_wxid/article/details/97611532

可重入锁，递归锁

https://blog.csdn.net/java_wxid/article/details/97611665

自旋锁

https://blog.csdn.net/java_wxid/article/details/97612281

读写锁

https://blog.csdn.net/java_wxid/article/details/99165717

悲观锁，乐观锁

https://blog.csdn.net/qq_34337272/article/details/81072874

行锁，表锁，死锁

https://blog.csdn.net/eternal_yangyun/article/details/101037977

分布式锁

https://blog.csdn.net/wuzhiwei549/article/details/80692278

线程同步锁

https://www.cnblogs.com/lyjblogs/p/7888646.html