-- { 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; select * from tbl WHERE indexHint(t in (select toInt64(number) + 2 from numbers(3))) order by t; select * from tbl WHERE indexHint(p = 2) order by t; select * from tbl WHERE indexHint(p in (select toInt64(number) - 2 from numbers(3))) order by t; 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 sum(t) FROM XXXX WHERE indexHint(t = 42); 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)) SETTINGS optimize_use_implicit_projections = 1; drop table XXXX;