Clarify the defaults for ignore_above. (#28372)

Closes #27992
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Adrien Grand 2018-01-31 15:03:20 +01:00 committed by GitHub
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@ -62,8 +62,10 @@ The following parameters are accepted by `keyword` fields:
<<ignore-above,`ignore_above`>>::
Do not index any string longer than this value. Defaults to
`2147483647` so that all values would be accepted.
Do not index any string longer than this value. Defaults to `2147483647`
so that all values would be accepted. Please however note that default
dynamic mapping rules create a sub `keyword` field that overrides this
default by setting `ignore_above: 256`.
<<mapping-index,`index`>>::