CREATE TABLE eval_interval_schedule_input ( ts TIMESTAMP(3) TIME INDEX, series STRING, v DOUBLE, PRIMARY KEY(series) ); CREATE FLOW eval_interval_schedule_flow SINK TO eval_interval_schedule_sink EVAL INTERVAL '1s' AS SELECT date_trunc('second', now()) AS ts, count(v) AS value_count FROM eval_interval_schedule_input GROUP BY date_trunc('second', now()); INSERT INTO eval_interval_schedule_input VALUES ('2026-06-25 00:00:00', 'a', 1.0); -- SQLNESS SLEEP 5s SELECT count(DISTINCT ts) >= 2 AS has_multiple_scheduled_ticks, min(value_count) AS min_value_count, max(value_count) AS max_value_count FROM eval_interval_schedule_sink WHERE value_count > 0; DROP FLOW eval_interval_schedule_flow; DROP TABLE eval_interval_schedule_sink; DROP TABLE eval_interval_schedule_input;