005·41
metadata layer
/ˈmɛt.əˌdeɪ.tə ˈleɪ.ər/ - n.
1 [colloq.] Where the ownership field is required and the ownership is not.Keep. Punchy.This is the problem.
Working definition
2. The tier that captures and serves information about data — schemas, lineage, ownership, definitions — to people and systems that need context.