OBSL Core 0.1

OrionBelt Semantic Layer Vocabulary

OBSL is an RDF-based exchange format for semantic-layer models. It represents data objects, columns, joins, dimensions, measures, and metrics in a graph form suitable for interoperability, governance, and knowledge exchange.

Namespace

@prefix obsl: <https://ralforion.com/ns/obsl#> .

Downloads

FileDescription
obsl.ttlOWL ontology (Turtle)
obsl.shacl.ttlSHACL validation shapes
example-sales.ttlExample: Sales model

Classes

ClassDescription
obsl:SemanticModelTop-level model container
obsl:DataObjectTable or view
obsl:ColumnColumn within a data object
obsl:JoinJoin edge between data objects
obsl:DimensionAnalytic dimension
obsl:MeasureAggregated measure
obsl:MetricDerived, cumulative, or period-over-period metric
obsl:CumulativeMetricTime-windowed aggregation (subclass of Metric)
obsl:PeriodOverPeriodMetricCross-period comparison (subclass of Metric)

Links

GitHub · Documentation

© RALFORION d.o.o. · OBSL-Core 0.1