-- Tags: no-polymorphic-parts -- Tag no-polymorphic-parts: bug, shoud be fixed DROP TABLE IF EXISTS APPLICATION; DROP TABLE IF EXISTS DATABASE_IO; CREATE TABLE APPLICATION ( `Name` LowCardinality(String), `Base` LowCardinality(String) ) ENGINE = Memory(); insert into table APPLICATION values ('ApplicationA', 'BaseA'), ('ApplicationB', 'BaseB') , ('ApplicationC', 'BaseC'); CREATE TABLE DATABASE_IO ( `Application` LowCardinality(String), `Base` LowCardinality(String), `Date` DateTime, `Ios` UInt32 ) ENGINE = MergeTree() ORDER BY Date; insert into table DATABASE_IO values ('AppA', 'BaseA', '2020-01-01 00:00:00', 1000); SELECT `APPLICATION`.`Name` AS `App`, CAST(CAST(`DATABASE_IO`.`Date` AS DATE) AS DATE) AS `date` FROM `DATABASE_IO` INNER JOIN `APPLICATION` ON (`DATABASE_IO`.`Base` = `APPLICATION`.`Base`) WHERE ( CAST(CAST(`DATABASE_IO`.`Date` AS DATE) AS TIMESTAMP) >= toDateTime('2020-01-01 00:00:00') ); DROP TABLE APPLICATION; DROP TABLE DATABASE_IO;