springboot - SqlSessionFactoryBean falls in circular dependencies by Spring Boot's DataSourceInitializer

springboot mybatis配置多数据源的时候，报错：There is a circular dependency between 7 beans in the application context: xxx

经查，这是mybatis-spring的bug，延迟加载问题:https://github.com/mybatis/spring/issues/58

问题复现的版本组合是：

spring-boot-starter-parent 1.4.1.RELEASE

mybatis 3.2.8

mybatis-spring 1.3.0

问题解决：

mybatis-spring 降到 1.2.2

原文：http://www.cnblogs.com/dannyyao/p/7008850.html