The join table class.
OptionalconditionGuards on the entities being linked, checked in the same transaction as
the link: the link is created only if every guard holds. A guard still
requires its row to exist when referentialIntegrityCheck is false.
See JoinTableCondition.
OptionalreferentialWhether to perform referential integrity checks for foreign key references.
When true (default), condition checks are added to verify that referenced entities exist.
When false, these condition checks are skipped, allowing updates even if foreign key references don't exist.
Options for
JoinTable.create