{"id":"catch-up-then-subscribe","text":"`LiveProjection` implements the catch-up subscription pattern: replay historical events via `read_all(from_position=...)`, then switch to push-based updates for future events, bridging pull/push at a known position with no gap","truth_value":"IN","source":"entries/2026/05/29/topic-live-projection-subscription-mechanism.md","source_url":"","source_hash":"","justifications":[],"dependents":[],"metadata":{},"explanation":{"steps":[{"node":"catch-up-then-subscribe","truth_value":"IN","reason":"premise"}]}}