OTLP: add mapping hints #133905
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OTLP: add mapping hints #133905
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Pinging @elastic/es-storage-engine (Team:StorageEngine) |
elasticsearchmachine
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v9.2.0
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kkrik-es
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Sep 1, 2025
...n/otel-data/src/main/java/org/elasticsearch/xpack/oteldata/otlp/docbuilder/MappingHints.java
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kkrik-es
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...l-data/src/main/java/org/elasticsearch/xpack/oteldata/otlp/tsid/AttributeListTsidFunnel.java
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kkrik-es
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Adds support for the following mapping hints that can be provided as an
elasticsearch.mapping.hintsdata point attribute:aggregate_metric_double: map histograms asaggregate_metric_double_doc_count: add a_doc_countfield to the metric documentThis mimics functionality of the OTel collector's elasticsearchexporter, which is used to power the metrics-based APM UI.
Part of #133057
After #133898 is merged, mapping hints will need to be wired in to to the
MetricDocumentBuilder. There's no strong dependency between these PRs, though. They can be independently reviewed and merged.