SET allow_experimental_analyzer=1; -- Illegal column String of first argument of function concatWithSeparator. Must be a constant String. SELECT concatWithSeparator('a', 'b') GROUP BY 'a'; -- use-of-uninitialized-value SELECT concatWithSeparator('|', 'a', concatWithSeparator('|', CAST('a', 'LowCardinality(String)'))) GROUP BY 'a'; SELECT concatWithSeparator('|', 'a', concatWithSeparator('|', CAST('x', 'LowCardinality(String)'))) GROUP BY 'a'; -- should be const like for the query w/o GROUP BY select dumpColumnStructure('x') GROUP BY 'x'; select dumpColumnStructure('x'); -- from https://github.com/ClickHouse/ClickHouse/pull/60046 SELECT cityHash64('limit', _CAST(materialize('World'), 'LowCardinality(String)')) FROM system.one GROUP BY GROUPING SETS ('limit'); WITH ( SELECT dummy AS x FROM system.one ) AS y SELECT y, min(dummy) FROM remote('127.0.0.{1,2}', system.one) GROUP BY y; WITH ( SELECT dummy AS x FROM system.one ) AS y SELECT y, min(dummy) FROM remote('127.0.0.{2,3}', system.one) GROUP BY y; CREATE TABLE ttt (hr DateTime, ts DateTime) ENGINE=Memory as select '2000-01-01' d, d; SELECT count(), now() AS c1 FROM remote('127.0.0.{1,2}', currentDatabase(), ttt) GROUP BY c1 FORMAT Null; SELECT count(), now() AS c1 FROM remote('127.0.0.{3,2}', currentDatabase(), ttt) GROUP BY c1 FORMAT Null; SELECT count(), now() AS c1 FROM remote('127.0.0.{1,2}', currentDatabase(), ttt) GROUP BY c1 + 1 FORMAT Null; SELECT count(), now() AS c1 FROM remote('127.0.0.{3,2}', currentDatabase(), ttt) GROUP BY c1 + 1 FORMAT Null; SELECT count(), tuple(nullIf(toDateTime(formatDateTime(hr, '%F %T', 'America/Los_Angeles'), 'America/Los_Angeles'), toDateTime(0))) as c1, defaultValueOfArgumentType(toTimeZone(ts, 'America/Los_Angeles')) as c2, formatDateTime(hr, '%F %T', 'America/Los_Angeles') as c3 FROM remote('127.0.0.{1,2}', currentDatabase(), ttt) GROUP BY c1, c2, c3 FORMAT Null; SELECT count(), tuple(nullIf(toDateTime(formatDateTime(hr, '%F %T', 'America/Los_Angeles'), 'America/Los_Angeles'), toDateTime(0))) as c1, defaultValueOfArgumentType(toTimeZone(ts, 'America/Los_Angeles')) as c2, formatDateTime(hr, '%F %T', 'America/Los_Angeles') as c3 FROM remote('127.0.0.{3,2}', currentDatabase(), ttt) GROUP BY c1, c2, c3 FORMAT Null;