# Creating nested fields from a plugin

**URL:** <https://discuss.elastic.co/t/creating-nested-fields-from-a-plugin/19639>\
**Category:** Elasticsearch\
**Created:** [September 5, 2014, 8:40am UTC](https://discuss.elastic.co/t/creating-nested-fields-from-a-plugin/19639 "2014-09-05T08:40:58Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![Jakub\_Kotowski](https://avatars.discourse-cdn.com/v4/letter/j/7ba0ec/32.png) [@Jakub\_Kotowski](https://discuss.elastic.co/u/Jakub_Kotowski)\
**Post date:** [September 5, 2014, 8:40am UTC](https://discuss.elastic.co/t/creating-nested-fields-from-a-plugin/19639/1 "2014-09-05T08:40:58Z")

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Hi all,

is there a way to create a nested field from a plugin such as the  
attachment mapper?

The parseContext.externalValue(...), and fieldMapper.parse(parseContext)  
technique creates only normal Lucene fields as far as I can see.

Thanks,

Jakub

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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:** [July 6, 2017, 1:04am UTC](https://discuss.elastic.co/t/creating-nested-fields-from-a-plugin/19639/2 "2017-07-06T01:04:09Z")

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Closed on July 6, 2017, 1:04am UTC