Class RelMdCollation

java.lang.Object
org.apache.calcite.rel.metadata.RelMdCollation
All Implemented Interfaces:
MetadataHandler<BuiltInMetadata.Collation>

public class RelMdCollation
extends Object
implements MetadataHandler<BuiltInMetadata.Collation>
RelMdCollation supplies a default implementation of RelMetadataQuery.collations(org.apache.calcite.rel.RelNode) for the standard logical algebra.