# How to pull a field from an event to another event?

**URL:** <https://discuss.elastic.co/t/how-to-pull-a-field-from-an-event-to-another-event/34235>\
**Category:** Logstash\
**Created:** [November 10, 2015, 12:02pm UTC](https://discuss.elastic.co/t/how-to-pull-a-field-from-an-event-to-another-event/34235 "2015-11-10T12:02:11Z")\
**Posts on this page:** 1\
**Showing post:** 2

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**Author:** ![magnusbaeck](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/magnusbaeck/32/44943_2.png) [@magnusbaeck](https://discuss.elastic.co/u/magnusbaeck)\
**Post date:** [November 10, 2015, 12:13pm UTC](https://discuss.elastic.co/t/how-to-pull-a-field-from-an-event-to-another-event/34235/2 "2015-11-10T12:13:15Z")

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There's no simple way, no. See the following related thread from last week:

> [@Pulling year from event to place into timestamps for future events?](https://discuss.elastic.co/t/pulling-year-from-event-to-place-into-timestamps-for-future-events/33737):
>
> I have i feeling I already know the answer to this (which is probably "can't be done") but worth a shot. The application logs I'm recording have the unfortunate incident of having no year specified in the timestamp for the log events, so it always assumes it's current year. There are exceptions: in the log event message for application startup it will specify the year. So i would like to pull the year from that event and then attach it as the year for every subsequent event in that log file unt…

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_[View the full topic](https://discuss.elastic.co/t/how-to-pull-a-field-from-an-event-to-another-event/34235)._