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package de.lmu.ifi.dbs.elki.database.relation;
/*
This file is part of ELKI:
Environment for Developing KDD-Applications Supported by Index-Structures
Copyright (C) 2015
Ludwig-Maximilians-Universität München
Lehr- und Forschungseinheit für Datenbanksysteme
ELKI Development Team
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
import de.lmu.ifi.dbs.elki.database.ids.DBIDRef;
/**
* Relations that allow modification.
*
* Important: Relations are now responsible for maintaining their indexes after
* creation (i.e. notifying them of inserts and deletions).
*
* @author Erich Schubert
* @since 0.4.0
*
* @param <O> Data type.
*/
public interface ModifiableRelation<O> extends Relation<O> {
/**
* Set (or insert) an object representation.
*
* @param id Object ID
* @param val Value
*/
void insert(DBIDRef id, O val);
/**
* Delete an objects values.
*
* @param id ID to delete
*/
void delete(DBIDRef id);
}
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