| Interface | Description | 
|---|---|
| QueryObservationConvention | 
 Default  
ObservationConvention for R2DBC query execution. | 
| QueryParametersTagProvider | 
 Construct a tag value for query parameters. 
 | 
| VirtualThreadQueryObservationConvention | 
 An extended  
QueryObservationConvention that excludes the thread name from low cardinality tags. | 
| Class | Description | 
|---|---|
| DefaultQueryParametersTagProvider | 
 Default implementation for  
QueryParametersTagProvider. | 
| ObservationProxyExecutionListener | 
 Create Micrometer Observations. 
 | 
| QueryContext | 
Observation.Context for r2dbc query. | 
| Enum | Description | 
|---|---|
| R2dbcObservationDocumentation | 
ObservationConvention for r2dbc operations. | 
| R2dbcObservationDocumentation.Events | |
| R2dbcObservationDocumentation.HighCardinalityKeys | |
| R2dbcObservationDocumentation.LowCardinalityKeys | 
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