DATE_EXTRACT

Syntax
DATE_EXTRACT(date_part, date)
Parameters
date_part
Part of the date to extract. Can be: aligned_day_of_week_in_month,
aligned_day_of_week_in_year, aligned_week_of_month, aligned_week_of_year,
ampm_of_day, clock_hour_of_ampm, clock_hour_of_day, day_of_month,
day_of_week, day_of_year, epoch_day, era, hour_of_ampm, hour_of_day,
instant_seconds, micro_of_day, micro_of_second, milli_of_day,
milli_of_second, minute_of_day, minute_of_hour, month_of_year,
nano_of_day, nano_of_second, offset_seconds, proleptic_month,
second_of_day, second_of_minute, year, or year_of_era. Refer to
java.time.temporal.ChronoField
for a description of these values.
If null, the function returns null.
date
Date expression. If null, the function returns null.
DescriptionExtracts parts of a date, like year, month, day, hour.Examples
```esql
ROW date = DATE_PARSE("yyyy-MM-dd", "2022-05-06")
| EVAL year = DATE_EXTRACT("year", date)
```

Find all events that occurred outside of business hours (before 9 AM or after 5
PM), on any given date:
```esql
FROM sample_data
| WHERE DATE_EXTRACT("hour_of_day", @timestamp) < 9 AND DATE_EXTRACT("hour_of_day", @timestamp) >= 17
```
