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Mention scoring characteristics (#78965)

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Andrei Stefan 2021-10-12 12:11:57 +03:00 • committed by GitHub
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5
docs/reference/sql/functions/search.asciidoc
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@ -8,6 +8,11 @@ when the `MATCH` or `QUERY` predicates are being used.
Outside a, so-called, search context, these functions will return default values
such as `0` or `NULL`.
{es-sql} optimizes all queries executed against {es} depending on the scoring needs.
Using <<_track_scores,`track_scores`>> on the search request or <<sort-search-results,`_doc` sorting>> that
disables scores calculation, {es-sql} instructs {es} not to compute scores when these are not needed.
For example, every time a `SCORE()` function is encountered in the SQL query, the scores are computed.
[[sql-functions-search-match]]
==== `MATCH`