1<?php 2/** 3 * webtrees: online genealogy 4 * Copyright (C) 2018 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 Fisharebest\Webtrees\DebugBar; 20use PDOException; 21 22/** 23 * Upgrade the database schema from version 18 to version 19. 24 */ 25class Migration18 implements MigrationInterface { 26 /** 27 * Upgrade to to the next version 28 */ 29 public function upgrade() { 30 // Update some indexes, based on analysis of slow-query-logs 31 try { 32 Database::exec( 33 "ALTER TABLE `##places`" . 34 " DROP KEY ix1," . 35 " DROP KEY ix2," . 36 " DROP KEY ix3," . 37 " DROP KEY ix4," . 38 " DROP p_level," . // Not needed - implicit from p_parent 39 " ADD KEY ix1 (p_file, p_place)," . // autocomplete.php 40 " ADD UNIQUE KEY ux1 (p_parent_id, p_file, p_place)" // placelist.php 41 ); 42 } catch (PDOException $ex) { 43 DebugBar::addThrowable($ex); 44 45 // Already done? 46 } 47 } 48} 49