# Does the order of filters matter in a query? **URL:** \ **Category:** Elasticsearch\ **Created:** [January 30, 2018, 9:03pm UTC](https://discuss.elastic.co/t/does-the-order-of-filters-matter-in-a-query/117702 "2018-01-30T21:03:37Z")\ **Posts on this page:** 3\ **Page:** 1
**Author:** ![matt.veitas](https://avatars.discourse-cdn.com/v4/letter/m/cab0a1/32.png) [@matt.veitas](https://discuss.elastic.co/u/matt.veitas)\ **Post date:** [January 30, 2018, 9:03pm UTC](https://discuss.elastic.co/t/does-the-order-of-filters-matter-in-a-query/117702/1 "2018-01-30T21:03:37Z")
I have seen in various places that the declaration of the filters in a query matters for query performance? Is this true or does ES do optimization under the covers? ---
**Author:** ![jpcarey](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/jpcarey/32/46668_2.png) [@jpcarey](https://discuss.elastic.co/u/jpcarey)\ **Post date:** [January 31, 2018, 2:51am UTC](https://discuss.elastic.co/t/does-the-order-of-filters-matter-in-a-query/117702/2 "2018-01-31T02:51:50Z")
> **[In which order are my Elasticsearch queries/filters executed? | Elastic](https://www.elastic.co/blog/elasticsearch-query-execution-order)** > > We often get questions about the order in which filters are executed, whether filters get executed before or after queries, etc. Those are indeed important questions: the recipe for quickly executing ... ---
**Author:** ![system](https://us1.discourse-cdn.com/elastic/original/3X/1/a/1ac57faf039f6b580b3f104ef42a2a89e41014de.png) [@system](https://discuss.elastic.co/u/system)\ **Post date:** [February 28, 2018, 2:52am UTC](https://discuss.elastic.co/t/does-the-order-of-filters-matter-in-a-query/117702/3 "2018-02-28T02:52:04Z")
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