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OpenSearch/docs/reference/indices/clearcache.asciidoc

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Migrated documentation into the main repo
2013-08-28 19:24:34 -04:00
[[indices-clearcache]]
== Clear Cache
The clear cache API allows to clear either all caches or specific cached
Merge pull request #17030 from 36degrees/patch-1 Fix typo in clear cache documentation
2016-03-09 09:32:54 -05:00
associated with one or more indices.
Migrated documentation into the main repo
2013-08-28 19:24:34 -04:00
[source,js]
--------------------------------------------------
Add CONSOLE to a few snippets in reference docs This allows them to be run in Console and adds them to the list of docs that are automatically tested as part of the build. Relates to #18160
2016-09-01 13:05:22 -04:00
POST /twitter/_cache/clear
Migrated documentation into the main repo
2013-08-28 19:24:34 -04:00
--------------------------------------------------
Add CONSOLE to a few snippets in reference docs This allows them to be run in Console and adds them to the list of docs that are automatically tested as part of the build. Relates to #18160
2016-09-01 13:05:22 -04:00
// CONSOLE
// TEST[setup:twitter]
Migrated documentation into the main repo
2013-08-28 19:24:34 -04:00
Documented the query cache module Related to #7161 and #7167
2014-08-06 05:54:51 -04:00
The API, by default, will clear all caches. Specific caches can be cleaned
Rename caches. In order to be more consistent with what they do, the query cache has been renamed to request cache and the filter cache has been renamed to query cache. A known issue is that package/logger names do no longer match settings names, please speak up if you think this is an issue. Here are the settings for which I kept backward compatibility. Note that they are a bit different from what was discussed on #11569 but putting `cache` before the name of what is cached has the benefit of making these settings consistent with the fielddata cache whose size is configured by `indices.fielddata.cache.size`: * index.cache.query.enable -> index.requests.cache.enable * indices.cache.query.size -> indices.requests.cache.size * indices.cache.filter.size -> indices.queries.cache.size Close #11569
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explicitly by setting `query`, `fielddata` or `request`.
Migrated documentation into the main repo
2013-08-28 19:24:34 -04:00
All caches relating to a specific field(s) can also be cleared by
specifying `fields` parameter with a comma delimited list of the
Add support for field aliases. (#32172) * Add basic support for field aliases in index mappings. (#31287) * Allow for aliases when fetching stored fields. (#31411) * Add tests around accessing field aliases in scripts. (#31417) * Add documentation around field aliases. (#31538) * Add validation for field alias mappings. (#31518) * Return both concrete fields and aliases in DocumentFieldMappers#getMapper. (#31671) * Make sure that field-level security is enforced when using field aliases. (#31807) * Add more comprehensive tests for field aliases in queries + aggregations. (#31565) * Remove the deprecated method DocumentFieldMappers#getFieldMapper. (#32148)
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relevant fields. Note that the provided names must refer to concrete
fields -- objects and field aliases are not supported.
Migrated documentation into the main repo
2013-08-28 19:24:34 -04:00
[float]
=== Multi Index
The clear cache API can be applied to more than one index with a single
call, or even on `_all` the indices.
[source,js]
--------------------------------------------------
Add CONSOLE to a few snippets in reference docs This allows them to be run in Console and adds them to the list of docs that are automatically tested as part of the build. Relates to #18160
2016-09-01 13:05:22 -04:00
POST /kimchy,elasticsearch/_cache/clear
Migrated documentation into the main repo
2013-08-28 19:24:34 -04:00
Add CONSOLE to a few snippets in reference docs This allows them to be run in Console and adds them to the list of docs that are automatically tested as part of the build. Relates to #18160
2016-09-01 13:05:22 -04:00
POST /_cache/clear
Migrated documentation into the main repo
2013-08-28 19:24:34 -04:00
--------------------------------------------------
Add CONSOLE to a few snippets in reference docs This allows them to be run in Console and adds them to the list of docs that are automatically tested as part of the build. Relates to #18160
2016-09-01 13:05:22 -04:00
// CONSOLE
// TEST[s/^/PUT kimchy\nPUT elasticsearch\n/]