SELECT count() > 0 FROM (SELECT * FROM system.columns LIMIT 0);
SELECT count() > 0 FROM (SELECT * FROM system.columns LIMIT 1);
SELECT count() > 0 FROM (SELECT * FROM system.columns LIMIT 2);
SELECT count() > 0 FROM (SELECT * FROM system.columns LIMIT 3);
SELECT count() > 0 FROM (SELECT * FROM system.columns LIMIT 4);
SELECT count() > 0 FROM (SELECT * FROM system.columns LIMIT 5);
SELECT count() > 0 FROM (SELECT * FROM system.columns LIMIT 6);
SELECT count() > 0 FROM (SELECT * FROM system.columns LIMIT 7);
SELECT count() > 0 FROM (SELECT * FROM system.columns LIMIT 8);
SELECT count() > 0 FROM (SELECT * FROM system.columns LIMIT 9);
SELECT count() > 0 FROM (SELECT * FROM system.columns LIMIT 10);