# Query and filter

**URL:** <https://discuss.elastic.co/t/query-and-filter/6725>\
**Category:** Elasticsearch\
**Created:** [February 16, 2012, 6:19am UTC](https://discuss.elastic.co/t/query-and-filter/6725 "2012-02-16T06:19:15Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![Sam\_4](https://avatars.discourse-cdn.com/v4/letter/s/db5fbb/32.png) [@Sam\_4](https://discuss.elastic.co/u/Sam_4)\
**Post date:** [February 16, 2012, 6:19am UTC](https://discuss.elastic.co/t/query-and-filter/6725/1 "2012-02-16T06:19:15Z")

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Hi

I have doubt on using query and filter,which situation it will be  
used,please explain .

Thanks

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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:** [February 16, 2012, 6:40am UTC](https://discuss.elastic.co/t/query-and-filter/6725/2 "2012-02-16T06:40:30Z")

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Imagine a Google search for terms "search engine best"

You will get results sort by scoring.  
In this results, you have web pages, pdf files, ooo files.  
You can filter results to get only pdf files.

Filtering doesn't affect scoring.

HTH  
David 😉  
@dadoonet

Le 16 févr. 2012 à 07:19, sam [mishra.sameek@gmail.com](mailto:mishra.sameek@gmail.com) a écrit :

> Hi
> 
> I have doubt on using query and filter,which situation it will be  
> used,please explain .
> 
> Thanks

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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 6, 2017, 3:39am UTC](https://discuss.elastic.co/t/query-and-filter/6725/3 "2017-07-06T03:39:09Z")

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