# Get only a field

**URL:** <https://discuss.elastic.co/t/get-only-a-field/123554>\
**Category:** Elasticsearch\
**Created:** [March 12, 2018, 1:23pm UTC](https://discuss.elastic.co/t/get-only-a-field/123554 "2018-03-12T13:23:44Z")\
**Posts on this page:** 8\
**Page:** 1

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**Author:** ![akml\_kk](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/akml_kk/32/31069_2.png) [@akml\_kk](https://discuss.elastic.co/u/akml_kk)\
**Post date:** [March 12, 2018, 1:23pm UTC](https://discuss.elastic.co/t/get-only-a-field/123554/1 "2018-03-12T13:23:44Z")

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Hello, i need to get just a field from an index how to do that using elasticsearch ?

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**Author:** ![dadoonet](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/dadoonet/32/137187_2.png) [@dadoonet](https://discuss.elastic.co/u/dadoonet)\
**Post date:** [March 12, 2018, 2:40pm UTC](https://discuss.elastic.co/t/get-only-a-field/123554/2 "2018-03-12T14:40:41Z")

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Not sure I got the question. But may be something like:

[https://www.elastic.co/guide/en/elasticsearch/reference/6.2/search-request-source-filtering.html](https://www.elastic.co/guide/en/elasticsearch/reference/6.2/search-request-source-filtering.html)

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<div class="post-metadata">

**Author:** ![akml\_kk](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/akml_kk/32/31069_2.png) [@akml\_kk](https://discuss.elastic.co/u/akml_kk)\
**Post date:** [March 12, 2018, 2:41pm UTC](https://discuss.elastic.co/t/get-only-a-field/123554/3 "2018-03-12T14:41:56Z")

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not by term, by field

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<div class="post-metadata">

**Author:** ![dadoonet](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/dadoonet/32/137187_2.png) [@dadoonet](https://discuss.elastic.co/u/dadoonet)\
**Post date:** [March 12, 2018, 2:42pm UTC](https://discuss.elastic.co/t/get-only-a-field/123554/4 "2018-03-12T14:42:26Z")

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I still don't understand the question. An example may be?

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<div class="post-metadata">

**Author:** ![akml\_kk](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/akml_kk/32/31069_2.png) [@akml\_kk](https://discuss.elastic.co/u/akml_kk)\
**Post date:** [March 12, 2018, 2:44pm UTC](https://discuss.elastic.co/t/get-only-a-field/123554/5 "2018-03-12T14:44:42Z")

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![image](https://us1.discourse-cdn.com/elastic/original/3X/2/5/25d3148fe3abc5047781731153203f789410ba6c.png)  
under the indice 14 there is a list of fields .  
i just want to get one field by a json command

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<div class="post-metadata">

**Author:** ![dadoonet](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/dadoonet/32/137187_2.png) [@dadoonet](https://discuss.elastic.co/u/dadoonet)\
**Post date:** [March 12, 2018, 3:19pm UTC](https://discuss.elastic.co/t/get-only-a-field/123554/6 "2018-03-12T15:19:12Z")

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> under the indice 14 there is a list of fields .

Yeah. Those are the fields that you created.  
You can list the fields with

```
GET indice14/_mappings

```

> i just want to get one field by a json command

You mean? The content of one field?

If so the documentation I linked to explains that.

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<div class="post-metadata">

**Author:** ![akml\_kk](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/akml_kk/32/31069_2.png) [@akml\_kk](https://discuss.elastic.co/u/akml_kk)\
**Post date:** [March 12, 2018, 3:22pm UTC](https://discuss.elastic.co/t/get-only-a-field/123554/7 "2018-03-12T15:22:48Z")

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ok i will the documentation  
for \_mappings

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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:** [April 9, 2018, 3:22pm UTC](https://discuss.elastic.co/t/get-only-a-field/123554/8 "2018-04-09T15:22:49Z")

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