Why Index Binary Data?
Indexing binary data such as documents, images, and multimedia files allows you to:
- Search within Attachments: Extract and index the text content from attachments to make them searchable.
- Metadata Extraction: Extract and index metadata (author, date, etc.) from binary files.
- Enhanced Search Experience: Provide users with a comprehensive search experience that includes both text and attachment content.
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.