You're right.
And there is also the post_filter (formerly known as "filter")
(http://www.elasticsearch.org/guide/en/elasticsearch/reference/current/search-request-post-filter.html)
which starts with the query and ends with the filtering.
On Wednesday, January 28, 2015 at 12:46:58 AM UTC+1, Gabriel Gavilan
gavilán wrote:
>
> So I suppose that when I run a filtered query like this one, ES filters
> all the documents in the database, and then performs the match query only
> to the documents that fit the filter, right? I just want to make sure that
> it doesn't perform the match query on all the documents and the drop the
> ones that don't fit the filter, because that would be a total waste of
> resources as I'm only interested on a small portion of the documents.
>
> {
> "query" : {
> "filtered" : {
> "query": {
> "match": {
> "field1": "whatever"
> }
> },
> "filter" : {
> "term" : {
> "field2" : 10
> }
> }
> }
> }
> }
>
> Thanks for clarifying this!
>
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