object references an unsaved transient instance - save the transient instance before flushing(异常总结)
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org.springframework.dao.InvalidDataAccessApiUsageException: object references an unsaved transient instance - save the transient instance before flushing
异常说的是你引用了一个没有保存的对象,也就是说引用了一个数据库还没有的记录进行别的操作。
当遇到这种异常的时候,一定要先想到自己可能正在操作一个瞬时状态下的对象了,也就是刚new出来的对象,数据库中并无记录,希望能让大家少走弯路。
- object references an unsaved transient instance - save the transient instance before flushing(异常总结)
- object references an unsaved transient instance - save the transient instance before flushing(异常总结)
- object references an unsaved transient instance - save the transient instance before flushing异常
- 异常object references an unsaved transient instance - save the transient instance before flushing
- object references an unsaved transient instance - save the transient instance before flushing
- object references an unsaved transient instance - save the transient instance before flushing
- object references an unsaved transient instance - save the transient instance before flushing
- object references an unsaved transient instance - save the transient instance before flushing .
- object references an unsaved transient instance - save the transient instance before flushing
- object references an unsaved transient instance - save the transient instance before flushing
- object references an unsaved transient instance - save the transient instance before flushing
- object references an unsaved transient instance - save the transient instance before flushing
- object references an unsaved transient instance - save the transient instance before flushing
- object references an unsaved transient instance - save the transient instance before flushing
- object references an unsaved transient instance - save the transient instance before flushing
- object references an unsaved transient instance - save the transient instance before flushing
- object references an unsaved transient instance - save the transient instance before flushing
- object references an unsaved transient instance - save the transient instance before flushing:
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