JPA2 Criteria-API: select… in (select from where)

Question

I have the following database model:

A
aId

AB
aId
bId

B
bId
status

In a Spring data Specification, I want to return the instances of A wh

Answer 1

There are some good examples included on a previous post that address exactly what you're trying to accomplish here: jpa-2-0-criteria-api-subqueries-in-expressions.