# How to find the parent id of a child document?

**URL:** https://discuss.elastic.co/t/how-to-find-the-parent-id-of-a-child-document/24028
**Category:** Elasticsearch
**Created:** [June 20, 2015, 4:50am UTC](https://discuss.elastic.co/t/how-to-find-the-parent-id-of-a-child-document/24028 "2015-06-20T04:50:23Z")
**Posts on this page:** 3
**Page:** 1

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### Author: ![khodaei\_reza](https://avatars.discourse-cdn.com/v4/letter/k/f08c70/32.png) [@khodaei\_reza](https://discuss.elastic.co/u/khodaei_reza)
#### Post date: [June 20, 2015, 4:50am UTC](https://discuss.elastic.co/t/how-to-find-the-parent-id-of-a-child-document/24028/1 "2015-06-20T04:50:23Z")

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Hi everybody.

Is it possible to find the parent document id from it's child document, i want to retrieve child document and it's parent document id.

thanks.

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### Author: ![warkolm](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/warkolm/32/39224_2.png) [@warkolm](https://discuss.elastic.co/u/warkolm)
#### Post date: [June 21, 2015, 6:22am UTC](https://discuss.elastic.co/t/how-to-find-the-parent-id-of-a-child-document/24028/2 "2015-06-21T06:22:35Z")

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[https://www.elastic.co/guide/en/elasticsearch/guide/current/has-child.html](https://www.elastic.co/guide/en/elasticsearch/guide/current/has-child.html) will do what you want.

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### Author: ![system](https://us1.discourse-cdn.com/elastic/original/3X/1/a/1ac57faf039f6b580b3f104ef42a2a89e41014de.png) [@system](https://discuss.elastic.co/u/system)
#### Post date: [July 6, 2017, 12:06am UTC](https://discuss.elastic.co/t/how-to-find-the-parent-id-of-a-child-document/24028/3 "2017-07-06T00:06:17Z")

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