# Parent-child function\_score question

**URL:** <https://discuss.elastic.co/t/parent-child-function-score-question/69728>\
**Category:** Elasticsearch\
**Created:** [December 22, 2016, 3:04am UTC](https://discuss.elastic.co/t/parent-child-function-score-question/69728 "2016-12-22T03:04:09Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![feifeiiiiiiiiiii](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/feifeiiiiiiiiiii/32/13670_2.png) [@feifeiiiiiiiiiii](https://discuss.elastic.co/u/feifeiiiiiiiiiii)\
**Post date:** [December 22, 2016, 3:04am UTC](https://discuss.elastic.co/t/parent-child-function-score-question/69728/1 "2016-12-22T03:04:09Z")

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I found use function\_score `doc['query.createdAt'].date.millis` in `groovy` script only support `minutes'

doc['2016-12-22T00:45:46+08:00'].date.millis == 1482338730000  
doc['2016-12-22T00:45:48+08:00'].date.millis == 1482338730000

why?

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<div class="post-metadata">

**Author:** ![system](https://us1.discourse-cdn.com/elastic/original/3X/1/a/1ac57faf039f6b580b3f104ef42a2a89e41014de.png) [@system](https://discuss.elastic.co/u/system)\
**Post date:** [January 19, 2017, 3:04am UTC](https://discuss.elastic.co/t/parent-child-function-score-question/69728/2 "2017-01-19T03:04:58Z")

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