/* * Licensed to the Apache Software Foundation (ASF) under one * or more contributor license agreements. See the NOTICE file * distributed with this work for additional information * regarding copyright ownership. The ASF licenses this file * to you under the Apache License, Version 2.0 (the * "License"); you may not use this file except in compliance * with the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package org.apache.jena.sdb.layout1; import java.sql.SQLException; import org.apache.jena.sdb.SDBException ; import org.apache.jena.sdb.sql.SDBConnection ; import org.apache.jena.sdb.sql.SDBExceptionSQL ; import org.apache.jena.sdb.store.StoreFormatterBase ; public abstract class FormatterSimple extends StoreFormatterBase { public static int UriWidth = 500 ; public FormatterSimple(SDBConnection connection) { super(connection) ; } @Override public void addIndexes() { try { connection().exec("CREATE INDEX PredObj ON "+TableDescSPO.name()+" (p, o)") ; connection().exec("CREATE INDEX ObjSubj ON "+TableDescSPO.name()+" (o, s)") ; } catch (SQLException ex) { throw new SDBException("SQLException indexing table 'Triples'",ex) ; } } @Override public void dropIndexes() { try { connection().exec("DROP INDEX PredObj") ; connection().exec("DROP INDEX ObjSubj") ; } catch (SQLException ex) { throw new SDBExceptionSQL("SQLException dropping indexes for table 'Triples'",ex) ; } } }