/* * Copyright Aduna (http://www.aduna-software.com/) (c) 2008. * * Licensed under the Aduna BSD-style license. */ package org.openrdf.sail.rdbms.algebra.base; import org.openrdf.query.algebra.QueryModelNode; /** * An SQL expression. * * @author James Leigh * */ public interface SqlExpr extends QueryModelNode { public abstract SqlExpr clone(); }