Date) — дата события.
- event_time
(DateTime) — время события.
- event_time_microseconds
(DateTime64) — время события в микросекундах.
Пример
SELECT * FROM system.metric_log LIMIT 1 FORMAT Vertical;
Row 1:
──────
event_date: 2020-02-18
event_time: 2020-02-18 07:15:33
milliseconds: 554
ProfileEvent_Query: 0
ProfileEvent_SelectQuery: 0
ProfileEvent_InsertQuery: 0
ProfileEvent_FileOpen: 0
ProfileEvent_Seek: 0
ProfileEvent_ReadBufferFromFileDescriptorRead: 1
ProfileEvent_ReadBufferFromFileDescriptorReadFailed: 0
ProfileEvent_ReadBufferFromFileDescriptorReadBytes: 0
ProfileEvent_WriteBufferFromFileDescriptorWrite: 1
ProfileEvent_WriteBufferFromFileDescriptorWriteFailed: 0
ProfileEvent_WriteBufferFromFileDescriptorWriteBytes: 56
...
CurrentMetric_Query: 0
CurrentMetric_Merge: 0
CurrentMetric_PartMutation: 0
CurrentMetric_ReplicatedFetch: 0
CurrentMetric_ReplicatedSend: 0
CurrentMetric_ReplicatedChecks: 0
...
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