如何在集合中通过 id 查找？

Question

I have entity Account which have a set of Company

class Account {
//other fields
 Set<Company> companies;
}

And my Company entity looks like

class Company {
 UUID id;
}

How can i correctly write a JPAmethod in AccountReposotiry for finding all account where one of company equals param?

Something like

findAllByCompaniesContainingId(UUID companyId);

Answer 1

You can use the below method in your AccountReposotiry to get all Companies by companyId

findAllByCompaniesId(UUID companyId);