OptionalExcludeRows left out even when the edge is Deep, e.g. per-device or per-person settings. A row matching any entry is not cloned, nor are its descendants.
OptionalFieldsOptionalIncludeFormula over the child row (fields.X); only rows evaluating true are cloned.
OptionalLockedUI may not change it.
OptionalMaxOptionalPolicyOptionalPreserveWrite the source's positional values after the last Add instead of letting the collection renumber. Default false.
Clone policy for rows of RelatedEntity that point at this entity through RelatedEntityJoinField.
See
plans/record-cloning/README.md §4.2