failed to lazily initialize a collection of role
如上错误提示,是典型的懒加载问题,什么是懒加载?所谓懒加载也就是延迟加载,当我们要访问的数据量过大时,用缓存是明显不合适的,为了减少并发量,减少资源消耗,让数据在被需要的时候才进行加载,这时我们就用到懒加载. 我这个错在Menu类中,以下是Menu类的数据 明显关联的集合是本类不需要显示的,造成了资源的浪费,所以服务器报错,解决办法,只需要在关联集合的GET方法上加上@JSON(serialize
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- 1. org.hibernate.LazyInitializationException: failed to lazily initialize a collection of role:
- 2. failed to lazily initialize a collection of role:
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- 8. 由Hibernate 懒加载引起的问题 failed to lazily initialize a collection could not initialize proxy - no Session
- 9. failed to initialize the database
- 10. [ERROR]: gitstatus failed to initialize.