NewSpannerClient creates a new SpannerClient from the config yaml string.

Indicates that recursive property paths should be returned.

Select options for Observation.

Select options for Observation.

Used for Facet responses with an entity expression.

Select options for Observation.

Maximum number of edge hops to traverse for chained properties.

Select options for Observation.

Select options for Observation.

Indicates that all properties should be returned.

Single observation in a time series.

Edge struct represents a single row in the Edge table, supplemented with the object name and types.

Observation struct represents a single row in the Observation table.

Property struct represents a subset of a row in the Edge table.

SearchNode struct represents a single row returned for node searches.

SpannerClient encapsulates the Spanner client.

SpannerConfig struct to hold the YAML configuration to a spanner database.

SpannerDataSource represents a data source that interacts with Spanner.