目录1.什么是MyBATis操作类对象2.MyBatis操作类对象的分类2.1 Executor2.1.1 BaseExecutor2.1.2 CachingExecutor2.1.3 SimpleExecutor2.1.4 ReuseExecutor2.1.5 BatchExecutor2.2 StatementHandler2.3 ParameterHand