Finding and your answer
Preserve JournalSource and ApprovalStatus at ledger-entry grain
Possible match
87%
How the model read it
Consultant evidence describes both upstream attributes as ledger-entry-grain fields and recommends preserving that grain. The audited model does not contain the attributes, and current gold does not establish a unique ledger-entry key or confirm the implemented Ledger table grain, so feasibility is supported but conformity is unverified.
Workbook evidence
Cited current gold
Open questions
What column or composite key uniquely identifies a ledger entry?
Can one ledger entry have multiple approval history rows?
Will ingestion deduplicate, aggregate, or otherwise change source grain?