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The open and composable observability and data visualization platform. Visualize metrics, logs, and traces from multiple sources like Prometheus, Loki, Elasticsearch, InfluxDB, Postgres and many more.
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grafana/docs/sources/packages_api/runtime/datasourcewithbackend.md

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title = "DataSourceWithBackend" keywords = ["grafana","documentation","sdk","@grafana/runtime"] type = "docs" draft = true +++

DataSourceWithBackend class

Signature

export declare class DataSourceWithBackend<TQuery extends DataQuery = DataQuery, TOptions extends DataSourceJsonData = DataSourceJsonData> extends DataSourceApi<TQuery, TOptions>

Import

import { DataSourceWithBackend } from '@grafana/runtime';

Constructors

Constructor Modifiers Description
constructor(instanceSettings) Constructs a new instance of the DataSourceWithBackend class

Methods

Method Modifiers Description
query(request) Ideally final -- any other implementation would be wrong!
testDatasource()
toDataQueryResponse(rsp) This makes the arrow library loading async.

constructor(instanceSettings)

Constructs a new instance of the DataSourceWithBackend class

Signature

constructor(instanceSettings: DataSourceInstanceSettings<TOptions>);

Parameters

Parameter Type Description
instanceSettings DataSourceInstanceSettings<TOptions>

query method

Ideally final -- any other implementation would be wrong!

Signature

query(request: DataQueryRequest): Observable<DataQueryResponse>;

Parameters

Parameter Type Description
request DataQueryRequest

Returns:

Observable<DataQueryResponse>

testDatasource method

Signature

testDatasource(): Promise<{}>;

Returns:

Promise<{}>

toDataQueryResponse method

This makes the arrow library loading async.

Signature

toDataQueryResponse(rsp: any): Promise<DataQueryResponse>;

Parameters

Parameter Type Description
rsp any

Returns:

Promise<DataQueryResponse>