---
navigation_title: "{{esql}} reference"
mapped_pages:
  - https://www.elastic.co/guide/en/elasticsearch/reference/current/esql-language.html
---

# {{esql}} reference [esql-language]

:::{note}
This section provides detailed **reference information**.

For overview, conceptual, and getting started information, refer to the [{{esql}} language](docs-content://explore-analyze/query-filter/languages/esql.md) in the **Explore and analyze** section.
:::

* [Syntax reference](/reference/query-languages/esql/esql-syntax.md)
* [Commands](/reference/query-languages/esql/esql-commands.md)
* [Functions overview](/reference/query-languages/esql/esql-functions-operators.md#esql-functions)
* [Metadata fields](/reference/query-languages/esql/esql-metadata-fields.md)
* [Multivalued fields](/reference/query-languages/esql/esql-multivalued-fields.md)
* [Data enrichment](/reference/query-languages/esql/esql-enrich-data.md)
* [Data processing with DISSECT and GROK](/reference/query-languages/esql/esql-process-data-with-dissect-grok.md)
* [Implicit casting](/reference/query-languages/esql/esql-implicit-casting.md)
* [Time spans](/reference/query-languages/esql/esql-time-spans.md)