{"ok": true, "database": "sensor", "query_name": "freezer_door_activity", "rows": [["2026-03-20 08:24", "OPEN"], ["2026-03-20 13:22", "CLOSED"], ["2026-03-20 13:22", "OPEN"]], "truncated": false, "columns": ["recorded_at", "door_status"], "query": {"sql": "WITH changes AS (\n  SELECT\n    recorded_at,\n    door_status,\n    LAG(door_status) OVER (ORDER BY recorded_at) AS previous_status\n  FROM freezer_1\n)\nSELECT recorded_at, door_status\nFROM changes\nWHERE previous_status IS NULL OR door_status <> previous_status\nORDER BY recorded_at;", "params": {}}, "error": null, "private": false, "allow_execute_sql": true, "query_ms": 55.42548606172204, "license": "Private"}