DROP TABLE IF EXISTS t;

CREATE TABLE t(a UInt32, b UInt32) ENGINE = MergeTree PARTITION BY a ORDER BY a;

INSERT INTO t SELECT number % 10, number FROM numbers(10000);

CREATE ROW POLICY OR REPLACE rp ON t FOR SELECT USING 0 TO ALL;

SELECT count(), min(a), max(a) FROM t;

DROP ROW POLICY rp ON t;

DROP TABLE t;
