Produces the identity for a newly created record.
Receives the existing records so a strategy can derive the next value (max + 1, a fresh UUID, a sequence). Supplying one replaces the built-in policy entirely.
Produces the identity for a newly created record.
Receives the existing records so a strategy can derive the next value (max + 1, a fresh UUID, a sequence). Supplying one replaces the built-in policy entirely.