# Is it possible to use a runtime field in document based security query

**URL:** https://discuss.elastic.co/t/is-it-possible-to-use-a-runtime-field-in-document-based-security-query/334730
**Category:** Elasticsearch
**Tags:** elastic-stack-security, runtime-fields
**Created:** [May 30, 2023, 11:30pm UTC](https://discuss.elastic.co/t/is-it-possible-to-use-a-runtime-field-in-document-based-security-query/334730 "2023-05-30T23:30:05Z")
**Posts on this page:** 4
**Page:** 1

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### Author: ![ksobon](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/ksobon/32/103774_2.png) [@ksobon](https://discuss.elastic.co/u/ksobon)
#### Post date: [May 30, 2023, 11:30pm UTC](https://discuss.elastic.co/t/is-it-possible-to-use-a-runtime-field-in-document-based-security-query/334730/1 "2023-05-30T23:30:05Z")

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If I wanted to setup a role that has document based security and uses runtime field in the query, would that be possible? I can use regular, already indexed fields to do that, but I don't know how to do that with a Runtime field.

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### Author: ![Yang\_Wang](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/yang_wang/32/48857_2.png) [@Yang\_Wang](https://discuss.elastic.co/u/Yang_Wang)
#### Post date: [May 31, 2023, 12:53am UTC](https://discuss.elastic.co/t/is-it-possible-to-use-a-runtime-field-in-document-based-security-query/334730/2 "2023-05-31T00:53:10Z")

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You can use [runtime fields defined in the mappings](https://www.elastic.co/guide/en/elasticsearch/reference/current/runtime-mapping-fields.html) in document level security query. But you _cannot_ use [runtime fields defined at query time](https://www.elastic.co/guide/en/elasticsearch/reference/current/runtime-search-request.html).

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### Author: ![ksobon](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/ksobon/32/103774_2.png) [@ksobon](https://discuss.elastic.co/u/ksobon)
#### Post date: [May 31, 2023, 4:06pm UTC](https://discuss.elastic.co/t/is-it-possible-to-use-a-runtime-field-in-document-based-security-query/334730/3 "2023-05-31T16:06:47Z")

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@Yang_Wang that works! Thank you.

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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: [June 28, 2023, 4:06pm UTC](https://discuss.elastic.co/t/is-it-possible-to-use-a-runtime-field-in-document-based-security-query/334730/4 "2023-06-28T16:06:48Z")

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