AWS SDK Version 3 for .NET
API Reference

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Schedules a query of a log group using CloudWatch Logs Insights. You specify the log group and time range to query and the query string to use.

For more information, see CloudWatch Logs Insights Query Syntax.

Queries time out after 15 minutes of execution. If your queries are timing out, reduce the time range being searched or partition your query into a number of queries.


For .NET Core this operation is only available in asynchronous form. Please refer to StartQueryAsync.

Namespace: Amazon.CloudWatchLogs
Assembly: AWSSDK.CloudWatchLogs.dll
Version: 3.x.y.z


public virtual StartQueryResponse StartQuery(
         StartQueryRequest request
Type: Amazon.CloudWatchLogs.Model.StartQueryRequest

Container for the necessary parameters to execute the StartQuery service method.

Return Value
The response from the StartQuery service method, as returned by CloudWatchLogs.


InvalidParameterException A parameter is specified incorrectly.
LimitExceededException You have reached the maximum number of resources that can be created.
MalformedQueryException The query string is not valid. Details about this error are displayed in a QueryCompileError object. For more information, see QueryCompileError. For more information about valid query syntax, see CloudWatch Logs Insights Query Syntax.
ResourceNotFoundException The specified resource does not exist.
ServiceUnavailableException The service cannot complete the request.

Version Information

.NET Framework:
Supported in: 4.5, 4.0, 3.5

See Also