1<?php 2/** 3 * webtrees: online genealogy 4 * Copyright (C) 2017 webtrees development team 5 * This program is free software: you can redistribute it and/or modify 6 * it under the terms of the GNU General Public License as published by 7 * the Free Software Foundation, either version 3 of the License, or 8 * (at your option) any later version. 9 * This program is distributed in the hope that it will be useful, 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 * GNU General Public License for more details. 13 * You should have received a copy of the GNU General Public License 14 * along with this program. If not, see <http://www.gnu.org/licenses/>. 15 */ 16namespace Fisharebest\Webtrees\Schema; 17 18use Fisharebest\Webtrees\Database; 19use PDOException; 20 21/** 22 * Upgrade the database schema from version 6 to version 7. 23 */ 24class Migration6 implements MigrationInterface { 25 /** 26 * Upgrade to to the next version 27 */ 28 public function upgrade() { 29 // Remove tables/columns relating to remote linking 30 31 try { 32 Database::exec( 33 "DROP TABLE `##remotelinks`" 34 ); 35 } catch (PDOException $ex) { 36 // already been done? 37 } 38 39 try { 40 Database::exec( 41 "ALTER TABLE `##sources` DROP INDEX ix2" 42 ); 43 } catch (PDOException $ex) { 44 // already been done? 45 } 46 47 try { 48 Database::exec( 49 "ALTER TABLE `##sources` DROP COLUMN s_dbid" 50 ); 51 } catch (PDOException $ex) { 52 // already been done? 53 } 54 } 55} 56