select new Family(mother, mate, offspr)
from DomesticCat as mother
    join mother.mate as mate
    left join mother.kittens as offspr

Here we are returning an Object type of Family provided that we have a Constructor Family(mother, mate, offspr) in the class.
This option is useful to create View of Object structures, similarly like RDBMS create view of tables

 

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