loki/pkg/util/constants/internal_streams.go

package constants

const (
	// AggregatedMetricLabel is the label added to streams containing aggregated metrics
	AggregatedMetricLabel = "__aggregated_metric__"
	// PatternLabel is the label added to streams containing detected patterns
	PatternLabel = "__pattern__"
	// LogsDrilldownAppName is the app name used to identify requests from Logs Drilldown
	LogsDrilldownAppName = "grafana-lokiexplore-app"
)