OpenSearch Dashboards

OpenSearch Dashboards is the user interface that lets you visualize your Lucenia data and run and scale your Lucenia clusters.

Getting started

Concept	Description
OpenSearch Dashboards Quickstart	Learn about the basic concepts and features of OpenSearch Dashboards.
Install and configure OpenSearch Dashboards	Get started with OpenSearch Dashboards.
Create visualizations	Learn about visualizing data in OpenSearch Dashboards.
Explore and query data	Learn how to explore and query data in Lucenia.

Versioning

OpenSearch Dashboards versions currently supported by Lucenia:

Lucenia Version	OpenSearch Dashboards Version
0.1.0	3.0.0

Query languages

Query language	Where you can use it	Description
Query domain-specific language (DSL)	Dev Tools	The primary Lucenia query language that supports creating complex, fully customizable queries.
Dashboards Query Language (DQL)	Discover and Dashboard search bar	A simple text-based query language used to filter data in OpenSearch Dashboards.
Query string query language	Discover and Dashboard search bar	A scaled-down query language whose syntax is based on the Apache Lucene query syntax.

Discover and Dashboard search bar

Using the search bar in the Discover and Dashboard apps, you can search data with the following two languages:

• DQL
• Query string query (Lucene)

The following table compares DQL and query string query language features.

DQL and query string query language	DQL	Query string query language

• Wildcard expressions (DQL supports * only)
  - Ranges
  - Boolean operations
  | - Querying nested fields | - Regular expressions
  - Fuzziness
  - Proximity queries
  - Boosting

By default, the query language in the Discover search toolbar is DQL. To switch to query string syntax, select DQL and then turn off OpenSearch Dashboards Query Language. The query language changes to Lucene, as shown in the following image.

Observability

Concept	Description
Observability in OpenSearch Dashboards	Observe, monitor, and secure data and improve performance across tools and workflows.

Dashboards Management

Concept	Description
Dashboards Management	Learn about the command center for customizing your OpenSearch Dashboards behavior, creating index patterns, and configuring data sources.

Dev Tools

Concept	Description
Dev Tools	Learn how to run Lucenia queries in an integrated console.