MDL-48595 core_dml: Adding a recordset walker
[moodle.git] / lib / classes / log / sql_select_reader.php
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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/**
993d8d83 18 * Log storage reader interface.
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19 *
20 * @package core
7eaca5a8 21 * @copyright 2013 Petr Skoda {@link http://skodak.org}
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22 * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
23 */
309ae892 24
7eaca5a8
25namespace core\log;
26
27defined('MOODLE_INTERNAL') || die();
28
993d8d83 29interface sql_select_reader extends reader {
309ae892 30 /**
993d8d83 31 * Fetch records using given criteria.
7eaca5a8 32 *
993d8d83
33 * @param string $selectwhere
34 * @param array $params
35 * @param string $sort
36 * @param int $limitfrom
37 * @param int $limitnum
38 * @return \core\event\base[]
39 */
40 public function get_events_select($selectwhere, array $params, $sort, $limitfrom, $limitnum);
41
42 /**
43 * Return number of events matching given criteria.
7eaca5a8 44 *
993d8d83
45 * @param string $selectwhere
46 * @param array $params
47 * @return int
309ae892 48 */
993d8d83 49 public function get_events_select_count($selectwhere, array $params);
309ae892 50}