-- { echo } -- These values are within the extended range of DateTime64 [1925-01-01, 2284-01-01) SELECT toTimeZone(toDateTime(-2, 2), 'Europe/Moscow'); SELECT toDateTime64(-2, 2, 'Europe/Moscow'); SELECT CAST(-1 AS DateTime64(0, 'Europe/Moscow')); SELECT CAST('2020-01-01 00:00:00.3' AS DateTime64(0, 'Europe/Moscow')); SELECT toDateTime64(bitShiftLeft(toUInt64(1), 33), 2, 'Europe/Moscow') FORMAT Null; SELECT toTimeZone(toDateTime(-2., 2), 'Europe/Moscow'); SELECT toDateTime64(-2., 2, 'Europe/Moscow'); SELECT toDateTime64(toFloat32(bitShiftLeft(toUInt64(1),33)), 2, 'Europe/Moscow'); SELECT toDateTime64(toFloat64(bitShiftLeft(toUInt64(1),33)), 2, 'Europe/Moscow') FORMAT Null; -- These are outsize of extended range and hence clamped SELECT toDateTime64(-1 * bitShiftLeft(toUInt64(1), 35), 2, 'Europe/Moscow'); SELECT CAST(-1 * bitShiftLeft(toUInt64(1), 35) AS DateTime64(3, 'Europe/Moscow')); SELECT CAST(bitShiftLeft(toUInt64(1), 35) AS DateTime64(3, 'Europe/Moscow')); SELECT toDateTime64(bitShiftLeft(toUInt64(1), 35), 2, 'Europe/Moscow');