13bfb94b0SGreg Roach<?php 23bfb94b0SGreg Roach/** 33bfb94b0SGreg Roach * webtrees: online genealogy 4*8fcd0d32SGreg Roach * Copyright (C) 2019 webtrees development team 53bfb94b0SGreg Roach * This program is free software: you can redistribute it and/or modify 63bfb94b0SGreg Roach * it under the terms of the GNU General Public License as published by 73bfb94b0SGreg Roach * the Free Software Foundation, either version 3 of the License, or 83bfb94b0SGreg Roach * (at your option) any later version. 93bfb94b0SGreg Roach * This program is distributed in the hope that it will be useful, 103bfb94b0SGreg Roach * but WITHOUT ANY WARRANTY; without even the implied warranty of 113bfb94b0SGreg Roach * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 123bfb94b0SGreg Roach * GNU General Public License for more details. 133bfb94b0SGreg Roach * You should have received a copy of the GNU General Public License 143bfb94b0SGreg Roach * along with this program. If not, see <http://www.gnu.org/licenses/>. 153bfb94b0SGreg Roach */ 16e7f56f2aSGreg Roachdeclare(strict_types=1); 17e7f56f2aSGreg Roach 1876692c8bSGreg Roachnamespace Fisharebest\Webtrees\Schema; 1976692c8bSGreg Roach 203bfb94b0SGreg Roach/** 2176692c8bSGreg Roach * Upgrade the database schema from version 20 to version 21. 223bfb94b0SGreg Roach */ 23c1010edaSGreg Roachclass Migration20 implements MigrationInterface 24c1010edaSGreg Roach{ 2576692c8bSGreg Roach /** 26362be83aSGreg Roach * Upgrade to to the next version. 2719d91378SGreg Roach * 2819d91378SGreg Roach * @return void 2976692c8bSGreg Roach */ 30362be83aSGreg Roach public function upgrade(): void 31c1010edaSGreg Roach { 32c9beb871SGreg Roach // These migrations have been merged into migration 0. 33c9beb871SGreg Roach // Direct upgrade from webtrees < 1.7.9 is not supported. 343bfb94b0SGreg Roach } 353bfb94b0SGreg Roach} 36