How to solve the problem of saving when one-to-many one-way association of hibernate
This article introduces how to solve the one-to-many one-way association of hibernate when saving the problem, the content is very detailed, interested friends can refer to, hope to be helpful to you.
Demand
Save a contact and also save a customer
Problem: when we save the contact first, when we save the customer, we will generate three sql statements, two insert and one update
And the reality: we only need 2 insert
Solution:
Save the master table before saving the slave table
On how to solve the hibernate one-to-many one-way association when the save problem is shared here, I hope the above content can be of some help to you, can learn more knowledge. If you think the article is good, you can share it for more people to see.
