How get entity class type from sub aggregation Set collection

Question

I realize custom repository and try because we use Spring Data Jdbc 2.7 which is not supporting InsertOnlyProperty and in SQL generation I try to get class of sub aggregation for using in context.getRequiredPersistentEntity. How can I get it from RelationalPersistentProperty?

Answer 1

How can i get it from RelationalPersistentProperty?

getComponentType()

As the documentation says:

Returns the component type of the type if it is a Collection. Will return the type of the key if the property is a Map.