databaseinsights-get-advanced-time-series-query-stats

About

The databaseinsights-get-advanced-time-series-query-stats tool retrieves historical time-series performance metrics for AlloyDB queries to help analyze latency trends over time and identify performance spikes.

Compatible Sources

Requirements

IAM Permissions

• databaseinsights.queryTimeSeries.fetch on the target location/project, which is granted by:
  • Database Insights Viewer (roles/databaseinsights.viewer)
  • Monitoring Viewer (roles/monitoring.viewer)

Parameters

parent (String, Required)

Project and location in the format projects/{project_id}/locations/{location}.

full_resource_name (String, Required)

The full resource identifier for the database instance (e.g., //alloydb.googleapis.com/projects/{project_id}/locations/{location}/clusters/{cluster_id}/instances/{instance_id}).

start_time (String, Optional)

Beginning of the time interval in RFC3339 format.

end_time (String, Optional)

End of the time interval in RFC3339 format.

database (String, Optional)

Filter results to a specific database.

username (String, Optional)

Filter results to a specific database user.

query_id (String, Optional)

Fetch history for a single specific query hash.

Example

YAML Configuration:

kind: tool
name: get_query_time_series
type: databaseinsights-get-advanced-time-series-query-stats
source: database-insights-source

Sample CLI Invocation:

./toolbox invoke get_advanced_time_series_query_stats \
  --prebuilt alloydb-postgres-observability \
  '{"parent":"projects/PROJECT_ID/locations/REGION","full_resource_name":"//alloydb.googleapis.com/projects/PROJECT_ID/locations/REGION/clusters/CLUSTER_ID/instances/INSTANCE_ID"}'

Output Format

Returns a structured JSON object containing a timeseries array of interval data points and schema metadata:

{
  "timeseries": [
    {
      "groupbyFieldValues": [""],
      "values": [
        {
          "interval": {
            "endTime": "2026-08-11T18:46:30Z"
          },
          "value": [796.93, 0]
        }
      ]
    }
  ],
  "metadata": {
    "fields": [
      {"name": "rate(execution_time)", "type": "DOUBLE"},
      {"name": "rate(wait_time)", "type": "DOUBLE"}
    ]
  }
}

Reference

Additional Resources

• OneMCP Reference: get_advanced_time_series_query_stats
• Use Database Insights with Model Context Protocol (MCP)