MySQL MICROSECOND() Function

Return the microsecond part of a datetime:

SELECT MICROSECOND("2017-06-20 09:34:00.000023");

Definition and Usage

The MICROSECOND() function returns the microsecond part of a time/datetime (from 0 to 999999).

MICROSECOND(datetime)

Parameter	Description
datetime	Required. The time or datetime to extract the microsecond from

Works in:	From MySQL 4.0

Return the microsecond part of a time value:

SELECT MICROSECOND("23:59:59.000045");