# Query On Composite Aggregation

**URL:** <https://discuss.elastic.co/t/query-on-composite-aggregation/233292>\
**Category:** Elasticsearch\
**Created:** [May 19, 2020, 10:16am UTC](https://discuss.elastic.co/t/query-on-composite-aggregation/233292 "2020-05-19T10:16:11Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![ananth](https://avatars.discourse-cdn.com/v4/letter/a/dfb087/32.png) [@ananth](https://discuss.elastic.co/u/ananth)\
**Post date:** [May 19, 2020, 10:16am UTC](https://discuss.elastic.co/t/query-on-composite-aggregation/233292/1 "2020-05-19T10:16:11Z")

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`Hi,`

```auto
Is the composite Aggregation keeps any meta in memory? or keep the search context open similarly to what scroll does? 

```

```auto
In other terms, Is the 'after_key' used as one of the criteria along with the original query?

```

Anantha Govindarajan.

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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:** [June 16, 2020, 10:16am UTC](https://discuss.elastic.co/t/query-on-composite-aggregation/233292/2 "2020-06-16T10:16:19Z")

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