[DOCS] Correct over field usage for freq rare function (elastic/x-pack-elasticsearch#3435)

Original commit: elastic/x-pack-elasticsearch@2b315610b9
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David Kyle 2017-12-28 10:50:20 +00:00 committed by GitHub
parent e8985f4455
commit 08ff3914fd

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@ -96,7 +96,7 @@ values occur.
This function supports the following properties:
* `by_field_name` (required)
* `over_field_name` (optional)
* `over_field_name` (required)
* `partition_field_name` (optional)
For more information about those properties, see