paulgoughbooks_old
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<?php /** * CodeIgniter * * An open source application development framework for PHP * * This content is released under the MIT License (MIT) * * Copyright (c) 2014-2019 British Columbia Institute of Technology * Copyright (c) 2019-2020 CodeIgniter Foundation * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN * THE SOFTWARE. * * @package CodeIgniter * @author CodeIgniter Dev Team * @copyright 2019-2020 CodeIgniter Foundation * @license https://opensource.org/licenses/MIT MIT License * @link https://codeigniter.com * @since Version 4.0.0 * @filesource */ namespace CodeIgniter\Database; /** * Interface ConnectionInterface * * @package CodeIgniter\Database */ interface ConnectionInterface { /** * Initializes the database connection/settings. * * @return mixed */ public function initialize(); //-------------------------------------------------------------------- /** * Connect to the database. * * @param boolean $persistent * @return mixed */ public function connect(bool $persistent = false); //-------------------------------------------------------------------- /** * Create a persistent database connection. * * @return mixed */ public function persistentConnect(); //-------------------------------------------------------------------- /** * Keep or establish the connection if no queries have been sent for * a length of time exceeding the server's idle timeout. * * @return mixed */ public function reconnect(); //-------------------------------------------------------------------- /** * Returns the actual connection object. If both a 'read' and 'write' * connection has been specified, you can pass either term in to * get that connection. If you pass either alias in and only a single * connection is present, it must return the sole connection. * * @param string|null $alias * * @return mixed */ public function getConnection(string $alias = null); //-------------------------------------------------------------------- /** * Select a specific database table to use. * * @param string $databaseName * * @return mixed */ public function setDatabase(string $databaseName); //-------------------------------------------------------------------- /** * Returns the name of the current database being used. * * @return string */ public function getDatabase(): string; //-------------------------------------------------------------------- /** * Returns the last error encountered by this connection. * * @return mixed */ public function error(): array; //-------------------------------------------------------------------- /** * The name of the platform in use (MySQLi, mssql, etc) * * @return string */ public function getPlatform(): string; //-------------------------------------------------------------------- /** * Returns a string containing the version of the database being used. * * @return string */ public function getVersion(): string; //-------------------------------------------------------------------- /** * Orchestrates a query against the database. Queries must use * Database\Statement objects to store the query and build it. * This method works with the cache. * * Should automatically handle different connections for read/write * queries if needed. * * @param string $sql * @param mixed ...$binds * * @return mixed */ public function query(string $sql, $binds = null); //-------------------------------------------------------------------- /** * Performs a basic query against the database. No binding or caching * is performed, nor are transactions handled. Simply takes a raw * query string and returns the database-specific result id. * * @param string $sql * * @return mixed */ public function simpleQuery(string $sql); //-------------------------------------------------------------------- /** * Returns an instance of the query builder for this connection. * * @param string|array $tableName Table name. * * @return BaseBuilder Builder. */ public function table($tableName); //-------------------------------------------------------------------- /** * Returns the last query's statement object. * * @return mixed */ public function getLastQuery(); //-------------------------------------------------------------------- /** * "Smart" Escaping * * Escapes data based on type. * Sets boolean and null types. * * @param mixed $str * * @return mixed */ public function escape($str); //-------------------------------------------------------------------- /** * Allows for custom calls to the database engine that are not * supported through our database layer. * * @param string $functionName * @param array ...$params * * @return mixed */ public function callFunction(string $functionName, ...$params); //-------------------------------------------------------------------- } |
Commits for paulgoughbooks_old/trunk/system/Database/ConnectionInterface.php
Revision | Author | Commited | Message |
---|---|---|---|
2 | tporter | Tue 03 Nov, 2020 08:50:21 +0000 | Migration of Paul Goughs Books site to Codeignitor 4 |