Required Plugin: Ingest Attachment Processor Plugin
To handle attachments and binary data, Elasticsearch offers the Ingest Attachment Processor Plugin. This plugin uses Apache Tika to extract content and metadata from various file types.
Installing the Plugin
To install the Ingest Attachment Processor Plugin, run the following command in your Elasticsearch directory:
bin/elasticsearch-plugin install ingest-attachment
Restart Elasticsearch after the plugin installation to activate it.
Indexing Attachments and Binary Data with Elasticsearch Plugins
Elasticsearch is renowned for its powerful search capabilities, but its functionality extends beyond just text and structured data. Often, we need to index and search binary data such as PDFs, images, and other attachments. Elasticsearch supports this through plugins, making it easy to handle and index various binary formats.
This article will guide you through indexing attachments and binary data using Elasticsearch plugins, with detailed examples and outputs.