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Long Term Support Release
1 <?php 2 // This file is part of Moodle - http://moodle.org/ 3 // 4 // Moodle is free software: you can redistribute it and/or modify 5 // it under the terms of the GNU General Public License as published by 6 // the Free Software Foundation, either version 3 of the License, or 7 // (at your option) any later version. 8 // 9 // Moodle 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 // 14 // You should have received a copy of the GNU General Public License 15 // along with Moodle. If not, see <http://www.gnu.org/licenses/>. 16 17 /** 18 * PGSQL specific temptables store. Needed because temporary tables 19 * are named differently than normal tables. Also used to be able to retrieve 20 * temp table names included in the get_tables() method of the DB. 21 * 22 * @package core_dml 23 * @copyright 2010 onwards Eloy Lafuente (stronk7) {@link http://stronk7.com} 24 * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later 25 */ 26 27 defined('MOODLE_INTERNAL') || die(); 28 29 require_once (__DIR__.'/moodle_temptables.php'); 30 31 class pgsql_native_moodle_temptables extends moodle_temptables { 32 /** 33 * Analyze the data in temporary tables to force statistics collection after bulk data loads. 34 * PostgreSQL does not natively support automatic temporary table stats collection, so we do it. 35 * 36 * @return void 37 */ 38 public function update_stats() { 39 $temptables = $this->get_temptables(); 40 foreach ($temptables as $temptablename) { 41 $this->mdb->execute("ANALYZE {".$temptablename."}"); 42 } 43 } 44 }
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