Function chDateTime

packages/db/scripts/find-duplicate-events.ts:100–102

(date: Date)

// Format a JS Date as a ClickHouse DateTime64(3) literal (UTC).
function chDateTime(date: Date): string {
  return date.toISOString().replace('T', ' ').replace('Z', '').slice(0, 23);
}

// Content hash identifying a logical event (everything but `id`). Properties
// are normalized to a canonical, order-independent "key=value" list so map