-- { echo } drop table if exists tbl; create table tbl (p Int64, t Int64, f Float64) Engine=MergeTree partition by p order by t settings index_granularity=1; insert into tbl select number / 4, number, 0 from numbers(16); select * from tbl WHERE indexHint(t = 1) order by t; 0 0 0 0 1 0 select * from tbl WHERE indexHint(t in (select toInt64(number) + 2 from numbers(3))) order by t; 0 1 0 0 2 0 0 3 0 1 4 0 select * from tbl WHERE indexHint(p = 2) order by t; 2 8 0 2 9 0 2 10 0 2 11 0 select * from tbl WHERE indexHint(p in (select toInt64(number) - 2 from numbers(3))) order by t; 0 0 0 0 1 0 0 2 0 0 3 0 drop table tbl; drop table if exists XXXX; create table XXXX (t Int64, f Float64) Engine=MergeTree order by t settings index_granularity=128; insert into XXXX select number*60, 0 from numbers(100000); SELECT count() FROM XXXX WHERE indexHint(t = 42); 128 drop table if exists XXXX; create table XXXX (t Int64, f Float64) Engine=MergeTree order by t settings index_granularity=8192; insert into XXXX select number*60, 0 from numbers(100000); SELECT count() FROM XXXX WHERE indexHint(t = toDateTime(0)); 100000 drop table XXXX;