# How to append a new field into existing mapping?

**URL:** <https://discuss.elastic.co/t/how-to-append-a-new-field-into-existing-mapping/12090>\
**Category:** Elasticsearch\
**Created:** [May 23, 2013, 9:11am UTC](https://discuss.elastic.co/t/how-to-append-a-new-field-into-existing-mapping/12090 "2013-05-23T09:11:38Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![paul\_3](https://avatars.discourse-cdn.com/v4/letter/p/dfb087/32.png) [@paul\_3](https://discuss.elastic.co/u/paul_3)\
**Post date:** [May 23, 2013, 9:11am UTC](https://discuss.elastic.co/t/how-to-append-a-new-field-into-existing-mapping/12090/1 "2013-05-23T09:11:38Z")

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Hi

how to append a new field into existing mapping / index , using Java API?

Thanks.  
Paul

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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, 2:35am UTC](https://discuss.elastic.co/t/how-to-append-a-new-field-into-existing-mapping/12090/2 "2017-07-06T02:35:14Z")

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