public abstract void executeDeletePartition(ChampPartition graph);
public abstract void executeStoreObjectIndex(ChampObjectIndex index);
public abstract Optional<ChampObjectIndex> retrieveObjectIndex(String indexName);
+ @Override
public abstract Stream<ChampObjectIndex> retrieveObjectIndices();
public abstract void executeDeleteObjectIndex(String indexName) throws ChampIndexNotExistsException;
public abstract void executeStoreRelationshipIndex(ChampRelationshipIndex index);