lithium\data\model\Relationship::LINK_REF
A relationship defined by a database-native reference mechanism, linking a key to an arbitrary record or document in another data collection or entirely separate database.
Source
const LINK_REF = 'ref';A relationship defined by a database-native reference mechanism, linking a key to an arbitrary record or document in another data collection or entirely separate database.
const LINK_REF = 'ref';