elasticsearch/docs/reference/elasticsearch-plugins/mapper-murmur3.md
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Co-authored-by: Liam Thompson <32779855+leemthompo@users.noreply.github.com>
Co-authored-by: Liam Thompson <leemthompo@gmail.com>
Co-authored-by: Martijn Laarman <Mpdreamz@gmail.com>
Co-authored-by: István Zoltán Szabó <szabosteve@gmail.com>
2025-02-27 17:56:14 +01:00

1.6 KiB

mapped_pages
https://www.elastic.co/guide/en/elasticsearch/plugins/current/mapper-murmur3.html

Mapper murmur3 plugin [mapper-murmur3]

The mapper-murmur3 plugin provides the ability to compute hash of field values at index-time and store them in the index. This can sometimes be helpful when running cardinality aggregations on high-cardinality and large string fields.

Installation [mapper-murmur3-install]

::::{warning} Version 9.0.0-beta1 of the Elastic Stack has not yet been released. The plugin might not be available. ::::

This plugin can be installed using the plugin manager:

sudo bin/elasticsearch-plugin install mapper-murmur3

The plugin must be installed on every node in the cluster, and each node must be restarted after installation.

You can download this plugin for offline install from https://artifacts.elastic.co/downloads/elasticsearch-plugins/mapper-murmur3/mapper-murmur3-9.0.0-beta1.zip. To verify the .zip file, use the SHA hash or ASC key.

Removal [mapper-murmur3-remove]

The plugin can be removed with the following command:

sudo bin/elasticsearch-plugin remove mapper-murmur3

The node must be stopped before removing the plugin.