CREATE TABLE datetime_date_table ( col_date Date, col_datetime DateTime, col_datetime64 DateTime64(3), col_date_string String, col_datetime_string String, col_datetime64_string DateTime64, col_date_lc LowCardinality(String), col_datetime_lc LowCardinality(String), col_datetime64_lc LowCardinality(String), PRIMARY KEY col_date ) ENGINE = MergeTree; INSERT INTO datetime_date_table VALUES ('2020-03-04', '2020-03-04 10:23:45', '2020-03-04 10:23:45.123', '2020-03-04', '2020-03-04 10:23:45', '2020-03-04 10:23:45.123', '2020-03-04', '2020-03-04 10:23:45', '2020-03-04 10:23:45.123'); INSERT INTO datetime_date_table VALUES ('2020-03-05', '2020-03-05 12:23:45', '2020-03-05 12:23:45.123', '2020-03-05', '2020-03-05 12:23:45', '2020-03-05 12:23:45.123', '2020-03-05', '2020-03-05 12:23:45', '2020-03-05 12:23:45.123'); INSERT INTO datetime_date_table VALUES ('2020-04-05', '2020-04-05 00:10:45', '2020-04-05 00:10:45.123', '2020-04-05', '2020-04-05 00:10:45', '2020-04-05 00:10:45.123', '2020-04-05', '2020-04-05 00:10:45', '2020-04-05 00:10:45.123'); SELECT 'Date'; SELECT count() FROM datetime_date_table WHERE col_date > '2020-03-04'; SELECT count() FROM datetime_date_table WHERE col_date > '2020-03-04'::Date; SELECT count() FROM datetime_date_table WHERE col_date > '2020-03-04 10:20:45'; -- { serverError TYPE_MISMATCH } SELECT count() FROM datetime_date_table WHERE col_date > '2020-03-04 10:20:45'::DateTime; SELECT count() FROM datetime_date_table WHERE col_date > '2020-03-04 10:20:45.100'; -- { serverError TYPE_MISMATCH } SELECT count() FROM datetime_date_table WHERE col_date > '2020-03-04 10:20:45.100'::DateTime64(3); SELECT 'DateTime'; SELECT count() FROM datetime_date_table WHERE col_datetime > '2020-03-04'; SELECT count() FROM datetime_date_table WHERE col_datetime > '2020-03-04'::Date; SELECT count() FROM datetime_date_table WHERE col_datetime > '2020-03-04 10:20:45'; SELECT count() FROM datetime_date_table WHERE col_datetime > '2020-03-04 10:20:45'::DateTime; SELECT count() FROM datetime_date_table WHERE col_datetime > '2020-03-04 10:20:45.100'; -- { serverError TYPE_MISMATCH } SELECT count() FROM datetime_date_table WHERE col_datetime > '2020-03-04 10:20:45.100'::DateTime64(3); SELECT 'Date String'; SELECT count() FROM datetime_date_table WHERE col_date_string > '2020-03-04'; SELECT count() FROM datetime_date_table WHERE col_date_string > '2020-03-04'::Date; -- { serverError NO_COMMON_TYPE } SELECT count() FROM datetime_date_table WHERE col_date_string > '2020-03-04 10:20:45'; SELECT count() FROM datetime_date_table WHERE col_date_string > '2020-03-04 10:20:45'::DateTime; -- { serverError NO_COMMON_TYPE } SELECT count() FROM datetime_date_table WHERE col_date_string > '2020-03-04 10:20:45.100'; SELECT count() FROM datetime_date_table WHERE col_date_string > '2020-03-04 10:20:45.100'::DateTime64(3); -- { serverError ILLEGAL_TYPE_OF_ARGUMENT } SELECT 'DateTime String'; SELECT count() FROM datetime_date_table WHERE col_datetime_string > '2020-03-04'; SELECT count() FROM datetime_date_table WHERE col_datetime_string > '2020-03-04'::Date; -- { serverError NO_COMMON_TYPE } SELECT count() FROM datetime_date_table WHERE col_datetime_string > '2020-03-04 10:20:45'; SELECT count() FROM datetime_date_table WHERE col_datetime_string > '2020-03-04 10:20:45'::DateTime; -- { serverError NO_COMMON_TYPE } SELECT count() FROM datetime_date_table WHERE col_datetime_string > '2020-03-04 10:20:45.100'; SELECT count() FROM datetime_date_table WHERE col_datetime_string > '2020-03-04 10:20:45.100'::DateTime64(3); -- { serverError ILLEGAL_TYPE_OF_ARGUMENT } SELECT 'Date LC'; SELECT count() FROM datetime_date_table WHERE col_date_lc > '2020-03-04'; SELECT count() FROM datetime_date_table WHERE col_date_lc > '2020-03-04'::Date; -- { serverError NO_COMMON_TYPE } SELECT count() FROM datetime_date_table WHERE col_date_lc > '2020-03-04 10:20:45'; SELECT count() FROM datetime_date_table WHERE col_date_lc > '2020-03-04 10:20:45'::DateTime; -- { serverError NO_COMMON_TYPE } SELECT count() FROM datetime_date_table WHERE col_date_lc > '2020-03-04 10:20:45.100'; SELECT count() FROM datetime_date_table WHERE col_date_lc > '2020-03-04 10:20:45.100'::DateTime64(3); -- { serverError ILLEGAL_TYPE_OF_ARGUMENT } SELECT 'DateTime LC'; SELECT count() FROM datetime_date_table WHERE col_datetime_lc > '2020-03-04'; SELECT count() FROM datetime_date_table WHERE col_datetime_lc > '2020-03-04'::Date; -- { serverError NO_COMMON_TYPE } SELECT count() FROM datetime_date_table WHERE col_datetime_lc > '2020-03-04 10:20:45'; SELECT count() FROM datetime_date_table WHERE col_datetime_lc > '2020-03-04 10:20:45'::DateTime; -- { serverError NO_COMMON_TYPE } SELECT count() FROM datetime_date_table WHERE col_datetime_lc > '2020-03-04 10:20:45.100'; SELECT count() FROM datetime_date_table WHERE col_datetime_lc > '2020-03-04 10:20:45.100'::DateTime64(3); -- { serverError ILLEGAL_TYPE_OF_ARGUMENT }