Stempel Polish Analysis Plugin

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The Stempel Analysis plugin integrates Lucene’s Stempel analysis module for Polish into elasticsearch.

It provides high quality stemming for Polish, based on the Egothor project.

Installation

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This plugin can be installed using the plugin manager:

sudo bin/elasticsearch-plugin install analysis-stempel

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

This plugin can be downloaded for offline install from https://artifacts.elastic.co/downloads/elasticsearch-plugins/analysis-stempel/analysis-stempel-7.4.2.zip.

Removal

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The plugin can be removed with the following command:

sudo bin/elasticsearch-plugin remove analysis-stempel

The node must be stopped before removing the plugin.

stempel tokenizer and token filters

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The plugin provides the polish analyzer and the polish_stem and polish_stop token filters, which are not configurable.