IMPORTANT: No additional bug fixes or documentation updates will be released for this version. For the latest information, see the current release documentation.
The mapper module acts as a registry for the type mapping definitions added to an index either when creating it or by using the put mapping api. It also handles the dynamic mapping support for types that have no explicit mappings pre defined. For more information about mapping definitions, check out the mapping section.
Intro to Kibana
ELK for Logs & Metrics