grafana/docs/sources/developers/kinds/composable/lokidataquery/schema-reference.md

---
keywords:
  - grafana
  - schema
title: LokiDataQuery kind
---
> Both documentation generation and kinds schemas are in active development and subject to change without prior notice.

## LokiDataQuery

#### Maturity: [experimental](../../../maturity/#experimental)
#### Version: 0.0



It extends [DataQuery](#dataquery).

| Property       | Type    | Required | Description                                                                                                                                                                                                                                                                                            |
|----------------|---------|----------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| `expr`         | string  | **Yes**  | The LogQL query.                                                                                                                                                                                                                                                                                       |
| `refId`        | string  | **Yes**  | *(Inherited from [DataQuery](#dataquery))*<br/>A - Z                                                                                                                                                                                                                                                   |
| `datasource`   |         | No       | *(Inherited from [DataQuery](#dataquery))*<br/>For mixed data sources the selected datasource is on the query level.<br/>For non mixed scenarios this is undefined.<br/>TODO find a better way to do this ^ that's friendly to schema<br/>TODO this shouldn't be unknown but DataSourceRef &#124; null |
| `editorMode`   | string  | No       | Possible values are: `code`, `builder`.                                                                                                                                                                                                                                                                |
| `hide`         | boolean | No       | *(Inherited from [DataQuery](#dataquery))*<br/>true if query is disabled (ie should not be returned to the dashboard)                                                                                                                                                                                  |
| `instant`      | boolean | No       | @deprecated, now use queryType.                                                                                                                                                                                                                                                                        |
| `key`          | string  | No       | *(Inherited from [DataQuery](#dataquery))*<br/>Unique, guid like, string used in explore mode                                                                                                                                                                                                          |
| `legendFormat` | string  | No       | Used to override the name of the series.                                                                                                                                                                                                                                                               |
| `maxLines`     | integer | No       | Used to limit the number of log rows returned.                                                                                                                                                                                                                                                         |
| `queryType`    | string  | No       | *(Inherited from [DataQuery](#dataquery))*<br/>Specify the query flavor<br/>TODO make this required and give it a default                                                                                                                                                                              |
| `range`        | boolean | No       | @deprecated, now use queryType.                                                                                                                                                                                                                                                                        |
| `resolution`   | integer | No       | Used to scale the interval value.                                                                                                                                                                                                                                                                      |

### DataQuery

These are the common properties available to all queries in all datasources.
Specific implementations will *extend* this interface, adding the required
properties for the given context.

| Property     | Type    | Required | Description                                                                                                                                                                                                                                             |
|--------------|---------|----------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| `refId`      | string  | **Yes**  | A - Z                                                                                                                                                                                                                                                   |
| `datasource` |         | No       | For mixed data sources the selected datasource is on the query level.<br/>For non mixed scenarios this is undefined.<br/>TODO find a better way to do this ^ that's friendly to schema<br/>TODO this shouldn't be unknown but DataSourceRef &#124; null |
| `hide`       | boolean | No       | true if query is disabled (ie should not be returned to the dashboard)                                                                                                                                                                                  |
| `key`        | string  | No       | Unique, guid like, string used in explore mode                                                                                                                                                                                                          |
| `queryType`  | string  | No       | Specify the query flavor<br/>TODO make this required and give it a default                                                                                                                                                                              |