[DOCS] Cross-link `copy_to` and search speed docs (#60926) (#60928)

This commit is contained in:
James Rodewig 2020-08-10 15:35:10 -04:00 committed by GitHub
parent b216340f50
commit 1b2a015734
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 7 additions and 1 deletions

View File

@ -36,6 +36,7 @@ queries hundreds of times slower. So if the same questions can be answered witho
joins by denormalizing documents, significant speedups can be expected. joins by denormalizing documents, significant speedups can be expected.
[discrete] [discrete]
[[search-as-few-fields-as-possible]]
=== Search as few fields as possible === Search as few fields as possible
The more fields a <<query-dsl-query-string-query,`query_string`>> or The more fields a <<query-dsl-query-string-query,`query_string`>> or

View File

@ -3,7 +3,12 @@
The `copy_to` parameter allows you to copy the values of multiple The `copy_to` parameter allows you to copy the values of multiple
fields into a group field, which can then be queried as a single fields into a group field, which can then be queried as a single
field. For instance, the `first_name` and `last_name` fields can be copied to field.
TIP: If you often search multiple fields, you can improve search speeds by using
`copy_to` to search fewer fields. See <<search-as-few-fields-as-possible>>.
For example, the `first_name` and `last_name` fields can be copied to
the `full_name` field as follows: the `full_name` field as follows:
[source,console] [source,console]