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Update Fuzzy Query docs to clarify default behavior re max_expansions (…
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…#30819)

Stating that the Fuzzy Query generates "all possible" matching terms is misleading, given that the query's default behavior is to generate a maximum of 50 matching terms.

(cherry picked from commit 345a007)
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@wpbonelli @jtibshirani
wpbonelli authored and jtibshirani committed Jul 30, 2018
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4 changes: 2 additions & 2 deletions docs/reference/query-dsl/fuzzy-query.asciidoc
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Expand Up @@ -5,10 +5,10 @@ The fuzzy query uses similarity based on Levenshtein edit distance.

==== String fields

The `fuzzy` query generates all possible matching terms that are within the
The `fuzzy` query generates matching terms that are within the
maximum edit distance specified in `fuzziness` and then checks the term
dictionary to find out which of those generated terms actually exist in the
index.
index. The final query uses up to `max_expansions` matching terms.

Here is a simple example:

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