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JPA QUESTIONS

JPA Exception : No externally managed transaction is currently active for this thread
JPA Exception : No externally managed transaction is currently active for this thread
With these it helps The executeUpdate() method requires for the EntityManager to be enlisted with a transaction - a global transaction in this case since you have defined a JTA-type persistence unit. You have chosen to use JPA's JSE bootstrapping app
TAG : jpa
Date : November 17 2020, 03:01 PM , By : LiuYong
Can't store OneToMany relationsship in my Database
Can't store OneToMany relationsship in my Database
This might help you I have a problem with the relationsship @OneToMany in JPA. I want to save a relationsship between a Customer and a Message Object but i got a NullPointerException. I don't know why, because i thought that the follwoing code will w
TAG : jpa
Date : November 12 2020, 03:00 PM , By : Synnennennen
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