# NEST Library UpdateByQuery

**URL:** https://discuss.elastic.co/t/nest-library-updatebyquery/129880
**Category:** Elasticsearch
**Created:** [April 27, 2018, 7:38pm UTC](https://discuss.elastic.co/t/nest-library-updatebyquery/129880 "2018-04-27T19:38:55Z")
**Posts on this page:** 2
**Page:** 1

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### Author: ![han1](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/han1/32/20141_2.png) [@han1](https://discuss.elastic.co/u/han1)
#### Post date: [April 27, 2018, 7:38pm UTC](https://discuss.elastic.co/t/nest-library-updatebyquery/129880/1 "2018-04-27T19:38:55Z")

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Could someone KINDLY let us know what the syntax is using NEST when we want to do a partial update using the UpdateByQuery.

We know you can only use scripts, but we have not a clue how to do this.

Your assistance will be greatly appreciated.

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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: [May 25, 2018, 7:38pm UTC](https://discuss.elastic.co/t/nest-library-updatebyquery/129880/2 "2018-05-25T19:38:57Z")

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