mysql间隙锁源码,mysql的间隙锁与排他锁 MySQL锁之源码探索元数据锁类型全局锁(GLOBAL):覆盖整个MySQL实例,如FLUSH TABLES WITH READ LOCK。Schema锁(SCHEMA):针对数据库的DDL操作(如CREATE DATABASE)。表锁(TABLE):针对表的DDL/DML操作(如ALT...