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<?php
/**
 * @package   awf
 * @copyright Copyright (c)2014-2026 Nicholas K. Dionysopoulos / Akeeba Ltd
 * @license   GNU GPL version 3 or later
 */

namespace Awf\Database;

/**
 * Database Query Preparable Interface.
 *
 * Adds bind/unbind methods as well as a getBounded() method
 * to retrieve the stored bounded variables on demand prior to
 * query execution.
 *
 * This class is adapted from the Joomla! Framework
 *
 * @since  1.0
 *
 * @codeCoverageIgnore
 */
interface QueryPreparable
{
	/**
	 * Method to add a variable to an internal array that will be bound to a prepared SQL statement before query execution. Also
	 * removes a variable that has been bounded from the internal bounded array when the passed in value is null.
	 *
	 * @param   string|integer  $key            The key that will be used in your SQL query to reference the value. Usually of
	 *                                          the form ':key', but can also be an integer.
	 * @param   mixed           &$value         The value that will be bound. The value is passed by reference to support output
	 *                                          parameters such as those possible with stored procedures.
	 * @param   integer         $dataType       Constant corresponding to a SQL datatype.
	 * @param   integer         $length         The length of the variable. Usually required for OUTPUT parameters.
	 * @param   array           $driverOptions  Optional driver options to be used.
	 *
	 * @return  QueryPreparable
	 *
	 * @since   1.0
	 */
	public function bind($key = null, &$value = null, $dataType = \PDO::PARAM_STR, $length = 0, $driverOptions = array());

/**
	 * Retrieves the bound parameters array when key is null and returns it by reference. If a key is provided then that item is
	 * returned.
	 *
	 * @param   mixed  $key  The bounded variable key to retrieve.
	 *
	 * @return  mixed
	 *
	 * @since   1.0
	 */
	public function &getBounded($key = null);
}

[+] ..
[+] Iterator
[-] QueryElement.php [edit]
[-] DatabaseInterface.php [edit]
[-] Query.php [edit]
[-] QueryLimitable.php [edit]
[+] Query
[-] Driver.php [edit]
[+] Driver
[-] QueryPreparable.php [edit]
[-] Installer.php [edit]