OpenSearch/docs/reference/analysis/analyzers/keyword-analyzer.asciidoc

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[[analysis-keyword-analyzer]]
=== Keyword Analyzer
An analyzer of type `keyword` that "tokenizes" an entire stream as a
single token. This is useful for data like zip codes, ids and so on.
Note, when using mapping definitions, it might make more sense to simply
map the field as a <<keyword,`keyword`>>.