rmcontrol | RM Control — A python app
kandi X-RAY | rmcontrol Summary
kandi X-RAY | rmcontrol Summary
RM Control — A python app to control an RM2 from BroadLink.
Top functions reviewed by kandi - BETA
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QUESTION
Good day, all. I'm newbie in Spring Data + JPA. And i need your help. It's my first question on stackoverflow, that sorry if i formed my Question not correct.
I start to realise project using Spring Data + JPA + Hibernate, Spring MVC, Use MySQL.
I have DB scheme:
DB of project
...application context:
ANSWER
Answered 2017-Feb-17 at 00:52The reason you're having this problem is because associations that your view requires should be initialized inside a transaction boundary to avoid the LazyInitializationException
. Adding an option to load collections outside of a transaction is merely a bandaid and doesn't truly address the underlying design flaw of your code.
If your view requires that you load Profile
and its associated collection of Advert
entities, then your either your data access should should specifically toggle that behavior or the query specify that you need that collection initialized.
There are a number of ways you can trigger this collection to be loaded as part of a query.
- JPQL/HQL using a
JOIN FETCH
on theadverts
collection. - Specify a join fetch using the Criteria API
- Use
@FetchProfile
to toggle a specific fetch strategy by name. - Use
@NamedEntityGraph
.
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