How to use

org.apache.calcite.rel.metadata.ChainedRelMetadataProvider

constructor

/** Creates a chain. */
public static RelMetadataProvider of(List<RelMetadataProvider> list) {
 return new ChainedRelMetadataProvider(ImmutableList.copyOf(list));
}

/** Creates a chain. */
public static RelMetadataProvider of(List<RelMetadataProvider> list) {
 return new ChainedRelMetadataProvider(ImmutableList.copyOf(list));
}