v1.4.0

What's Changed

General

• Remove HTTP 1.1 restriction from Protocol Details by @svrnm in #571

Profiles

• Align type of index into string table by @florianl in #557
• Drop Sample.stacktrace_id_index by @florianl in #575
• Update specification to include development profiles by @dmathieu in #582
• Drop Location.type_index by @florianl in #578
• Drop Sample.label by @florianl in #583
• Drop BuildIdKind by @florianl in #584
• Rename profiles v1experimental to v1development by @dmathieu in #585
• Make mapping in Profile optional by @florianl in #556
• Fold the content of pprofextended.proto into profiles.proto by @jhalliday in #590
• Improve lookup table pattern use in profiles. by @jhalliday in #592
• Renovations to experimental profiling schema. by @jhalliday in #596

Metrics

• Clarify aggregation temporality for Summary metric type by @alanwest in #591

New Contributors

• @krisztianfekete made their first contribution in #519
• @svrnm made their first contribution in #571
• @scheler made their first contribution in #538
• @swamisriman made their first contribution in #580

Full Changelog: v1.3.2...v1.4.0

v1.3.2

What's Changed

• profiles: add missing java_package option to pprofextended. by @jhalliday in #558

New Contributors

• @jhalliday made their first contribution in #558

Full Changelog: v1.3.1...v1.3.2

v1.3.1

What's Changed

• profiles: fix versioning in selector by @florianl in #551

New Contributors

• @florianl made their first contribution in #551
• @dmathieu made their first contribution in #552

Full Changelog: v1.3.0...v1.3.1

v1.3.0

What's Changed

• Add new profile signal by @petethepig in #534

New Contributors

• @steverao made their first contribution in #542
• @petethepig made their first contribution in #534

Full Changelog: v1.2.0...v1.3.0

Release version v1.2.0

Full list of differences found in this compare.

Added

• Indicate if a Span's parent or link is remote using 2 bit flag.
  #484
• Add metric.metadata for supporting additional metadata on metrics
  #514

Changed

• No changes.

Release version v1.1.0

Full list of differences found in this compare.

Added

• Add flags field to Span and Span/Link for W3C-specified Trace Context flags .
  #503

Changed

• Update and fix OTLP JSON examples. #516,
  #510,
  #499
• Remove irrelevant comments from metric name field. #512
• Add comment to explain schema_url fields. #504

Release version 1.0.0

What's Changed

• Add note about the possibility to have unstable components after 1.0.0 by @tigrannajaryan in #489
• Add maturity JSON entry per package by @bogdandrutu in #490

Full Changelog: v0.20.0...v1.0.0

Release version 0.20.0 - Release Candidate for 1.0.0

This is release 0.20.0. It is a release candidate for upcoming 1.0.0.

What's Changed

Maturity

• Declare OTLP/JSON Stable. (#436) (#435)
• Provide stronger symbolic stability guarantees. (#432)
• Clarify how additive changes are handled. (#455)

Changed

• Change the exponential histogram boundary condition. (#409)
• Clarify behavior for empty/not present/invalid trace_id and span_id fields. (#442)
• Change the collector trace endpoint to /v1/traces. (#449)

Added

• Introduce zero_threshold field to ExponentialHistogramDataPoint. (#441) (#453)

Removed

• Delete requirement to generate new trace/span id if an invalid id is received. (#444)

Full Changelog: v0.19.0...v0.20.0

Release version 0.19.0

0.19.0 - 2022-08-03

Full list of differences found in this compare.

Changed

• Add csharp_namespace option to protos.
  (#399)
• Fix some out-of-date urls which link to specification. (#402)
• 🛑 [BREAKING] Delete deprecated InstrumentationLibrary,
  InstrumentationLibraryLogs, InstrumentationLibrarySpans and
  InstrumentationLibraryMetrics messages. Delete deprecated
  instrumentation_library_logs, instrumentation_library_spans and
  instrumentation_library_metrics fields.

Added

• Introduce Scope Attributes. #395
• Introduce partial success fields in Export<signal>ServiceResponse.
  #414

Release version 0.18.0

0.18.0 - 2022-05-17

Full list of differences found in this compare.

Changed

• Declare logs Stable.
  (#376)
• Metrics ExponentialHistogramDataPoint makes the sum optional
  (follows the same change in HistogramDataPOint in 0.15). #392