elasticsearch/docs/reference/analysis/tokenizers/keyword-tokenizer.asciidoc

[[analysis-keyword-tokenizer]]
=== Keyword Tokenizer

A tokenizer of type `keyword` that emits the entire input as a single
output.

The following are settings that can be set for a `keyword` tokenizer
type:

[cols="<,<",options="header",]
|=======================================================
|Setting |Description
|`buffer_size` |The term buffer size. Defaults to `256`.
|=======================================================