COLLECTION_NAME_query_rewrite collection and matches them against the query. Matching rules that perform query rewriting are applied at this stage, while matching rules that perform response rewriting are applied by the Modify Response with Rules stage later in the pipeline.
To trigger a rule that contains a tag, specify the tagname in the request URL of the user search app. See Easily define triggers in tags for more information.
Although this stage is available without a Managed Fusion license, it is only effective after creating rules in Managed Fusion.