MyBatis 执行流程

org.apache.ibatis.executor.BaseExecutor.doQuery

else

Object.class.equals(method.getDeclaringClass())

switch (command.getType())

method.returnsCursor()

SqlSession

MapperRegistry

数据库连接池驱动

JDBC

select/insert/update/delete

MapperProxyFactory

否

method.returnsVoid() && method.hasResultHandler()

DELETE

具体数据库驱动

SELECT

java.sql.PreparedStatement.execute()

UPDATE

method.returnsMany()

Configuration

INSERT

method.returnsMap()