ClickHouse/tests/queries/0_stateless/01691_DateTime64_clamp.reference
2021-03-02 15:55:17 +02:00

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-- { echo }
-- These values are within the extended range of DateTime64 [1925-01-01, 2284-01-01)
SELECT toTimeZone(toDateTime(-2, 2), 'Europe/Moscow');
1970-01-01 02:59:58.00
SELECT toDateTime64(-2, 2, 'Europe/Moscow');
1970-01-01 02:59:58.00
SELECT CAST(-1 AS DateTime64(0, 'Europe/Moscow'));
1970-01-01 02:59:59
SELECT CAST('2020-01-01 00:00:00.3' AS DateTime64(0, 'Europe/Moscow'));
2020-01-01 00:00:00
SELECT toDateTime64(bitShiftLeft(toUInt64(1), 33), 2, 'Europe/Moscow') FORMAT Null;
SELECT toTimeZone(toDateTime(-2., 2), 'Europe/Moscow');
1970-01-01 03:00:00.00
SELECT toDateTime64(-2., 2, 'Europe/Moscow');
1970-01-01 03:00:00.00
SELECT toDateTime64(toFloat32(bitShiftLeft(toUInt64(1),33)), 2, 'Europe/Moscow');
2106-02-07 09:28:16.00
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);
1925-01-01 02:00:00.00
SELECT CAST(-1 * bitShiftLeft(toUInt64(1),35) AS DateTime64);
1925-01-01 02:00:00.000
SELECT CAST(bitShiftLeft(toUInt64(1),35) AS DateTime64);
2282-12-31 03:00:00.000
SELECT toDateTime64(bitShiftLeft(toUInt64(1),35), 2);
2282-12-31 03:00:00.00