# Concepts & Reference

* #### [Concepts](https://docs.sentry.io/concepts/key-terms.md)

  Learn about important concepts that are essential to using Sentry.

* #### [Search](https://docs.sentry.io/concepts/search.md)

  Learn more about how to search in Sentry, including the correct query syntax, searchable properties, and custom tags.

* #### [Data Management](https://docs.sentry.io/concepts/data-management.md)

  Learn more about managing data using the Settings for your project and organization. Server-side data management options include issue grouping, data forwarding, and inbound filters.

* #### [Moving to SaaS](https://docs.sentry.io/concepts/migration.md)

  Learn more about the reasons to move to Sentry's SaaS solution, which for many customers is less expensive to maintain, and easier to scale and support.

* #### [OpenTelemetry Protocol (OTLP)](https://docs.sentry.io/concepts/otlp.md)

  Learn how to send OpenTelemetry trace data directly to Sentry from OpenTelemetry SDKs.

## Pages in this section

- [data-management](https://docs.sentry.io/concepts/data-management.md)
- [key-terms](https://docs.sentry.io/concepts/key-terms.md)
- [migration](https://docs.sentry.io/concepts/migration.md)
- [otlp](https://docs.sentry.io/concepts/otlp.md)
- [search](https://docs.sentry.io/concepts/search.md)