Remove the zero bucket boundary from http.server.request.duration a…

…nd `http.client.request.duration` (#318)

CHANGELOG.md

@@ -118,6 +118,9 @@ release.
   ([#328](https://github.com/open-telemetry/semantic-conventions/pull/328))
 - Added `os.build_id` resource attribute.
   ([#293](https://github.com/open-telemetry/semantic-conventions/pull/293))
+- BREAKING: Remove the zero bucket boundary from `http.server.request.duration`
+  and `http.client.request.duration`.
+  ([#318](https://github.com/open-telemetry/semantic-conventions/pull/318))
 
 ## v1.21.0 (2023-07-13)
 

docs/http/http-metrics.md

@@ -65,7 +65,7 @@ When this metric is reported alongside an HTTP server span, the metric value SHO
 
 This metric SHOULD be specified with
 [`ExplicitBucketBoundaries`](https://github.com/open-telemetry/opentelemetry-specification/tree/v1.22.0/specification/metrics/api.md#instrument-advice)
-of `[ 0, 0.005, 0.01, 0.025, 0.05, 0.075, 0.1, 0.25, 0.5, 0.75, 1, 2.5, 5, 7.5, 10 ]`.
+of `[ 0.005, 0.01, 0.025, 0.05, 0.075, 0.1, 0.25, 0.5, 0.75, 1, 2.5, 5, 7.5, 10 ]`.
 
 <!-- semconv metric.http.server.request.duration(metric_table) -->
 | Name     | Instrument Type | Unit (UCUM) | Description    |
@@ -445,7 +445,7 @@ When this metric is reported alongside an HTTP client span, the metric value SHO
 
 This metric SHOULD be specified with
 [`ExplicitBucketBoundaries`](https://github.com/open-telemetry/opentelemetry-specification/tree/v1.22.0/specification/metrics/api.md#instrument-advice)
-of `[ 0, 0.005, 0.01, 0.025, 0.05, 0.075, 0.1, 0.25, 0.5, 0.75, 1, 2.5, 5, 7.5, 10 ]`.
+of `[ 0.005, 0.01, 0.025, 0.05, 0.075, 0.1, 0.25, 0.5, 0.75, 1, 2.5, 5, 7.5, 10 ]`.
 
 <!-- semconv metric.http.client.request.duration(metric_table) -->
 | Name     | Instrument Type | Unit (UCUM) | Description    |