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2、 spring-data jpa相关概念

2、 spring-data jpa相关概念

作者: BenjaminCool | 来源:发表于2019-12-29 12:18 被阅读0次

criteria predicate specification

EntityManager.flush()

setrollbackonly vs rollback
setRollbackOnly means that the transaction will ultimately roll back, but not immediately when the method is called. It simply tells the transactional system to vote "rollback" when the two-phase commit voting process begins.

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