Status: Stable Motivation Telemetry sources such as instrumented applications and consumers of telemetry such as observability backends sometimes make implicit assumptions about the emitted telemetry. They assume that the telemetry will contain certain attributes or otherwise have a certain shape and composition of data (this is referred to as “telemetry schema” throughout this document). This makes it difficult or impossible to change the composition of the emitted telemetry data without...| OpenTelemetry