# Size parameter

**URL:** <https://discuss.elastic.co/t/size-parameter/29299>\
**Category:** Elasticsearch\
**Created:** [September 15, 2015, 7:16am UTC](https://discuss.elastic.co/t/size-parameter/29299 "2015-09-15T07:16:44Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![dceder906](https://avatars.discourse-cdn.com/v4/letter/d/d9b06d/32.png) [@dceder906](https://discuss.elastic.co/u/dceder906)\
**Post date:** [September 15, 2015, 7:16am UTC](https://discuss.elastic.co/t/size-parameter/29299/1 "2015-09-15T07:16:44Z")

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How can I set the Size parameter so it returns all documents?

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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:** [September 15, 2015, 7:34am UTC](https://discuss.elastic.co/t/size-parameter/29299/2 "2015-09-15T07:34:04Z")

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Never do that!

Use [scan & scroll API](https://www.elastic.co/guide/en/elasticsearch/guide/current/scan-scroll.html) if you want to get back all the documents.

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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:** [July 5, 2017, 11:50pm UTC](https://discuss.elastic.co/t/size-parameter/29299/3 "2017-07-05T23:50:19Z")

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