<?php
/**
* Zend Framework
*
* LICENSE
*
* This source file is subject to the new BSD license that is bundled
* with this package in the file LICENSE.txt.
* It is also available through the world-wide-web at this URL:
* http://framework.zend.com/license/new-bsd
* If you did not receive a copy of the license and are unable to
* obtain it through the world-wide-web, please send an email
* to license@zend.com so we can send you a copy immediately.
*
* @category Zend
* @package Zend_Db
* @subpackage Statement
* @copyright Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
* @version $Id: Interface.php 24594 2012-01-05 21:27:01Z matthew $
*/
/**
* Emulates a PDOStatement for native database adapters.
*
* @category Zend
* @package Zend_Db
* @subpackage Statement
* @copyright Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
interface Zend_Db_Statement_Interface
{
/**
* Bind a column of the statement result set to a PHP variable.
*
* @param string $column Name the column in the result set, either by
* position or by name.
* @param mixed $param Reference to the PHP variable containing the value.
* @param mixed $type OPTIONAL
* @return bool
* @throws Zend_Db_Statement_Exception
*/
public function bindColumn($column, &$param, $type = null);
/**
* Binds a parameter to the specified variable name.
*
* @param mixed $parameter Name the parameter, either integer or string.
* @param mixed $variable Reference to PHP variable containing the value.
* @param mixed $type OPTIONAL Datatype of SQL parameter.
* @param mixed $length OPTIONAL Length of SQL parameter.
* @param mixed $options OPTIONAL Other options.
* @return bool
* @throws Zend_Db_Statement_Exception
*/
public function bindParam($parameter, &$variable, $type = null, $length = null, $options = null);
/**
* Binds a value to a parameter.
*
* @param mixed $parameter Name the parameter, either integer or string.
* @param mixed $value Scalar value to bind to the parameter.
* @param mixed $type OPTIONAL Datatype of the parameter.
* @return bool
* @throws Zend_Db_Statement_Exception
*/
public function bindValue($parameter, $value, $type = null);
/**
* Closes the cursor, allowing the statement to be executed again.
*
* @return bool
* @throws Zend_Db_Statement_Exception
*/
public function closeCursor();
/**
* Returns the number of columns in the result set.
* Returns null if the statement has no result set metadata.
*
* @return int The number of columns.
* @throws Zend_Db_Statement_Exception
*/
public function columnCount();
/**
* Retrieves the error code, if any, associated with the last operation on
* the statement handle.
*
* @return string error code.
* @throws Zend_Db_Statement_Exception
*/
public function errorCode();
/**
* Retrieves an array of error information, if any, associated with the
* last operation on the statement handle.
*
* @return array
* @throws Zend_Db_Statement_Exception
*/
public function errorInfo();
/**
* Executes a prepared statement.
*
* @param array $params OPTIONAL Values to bind to parameter placeholders.
* @return bool
* @throws Zend_Db_Statement_Exception
*/
public function execute(array $params = array());
/**
* Fetches a row from the result set.
*
* @param int $style OPTIONAL Fetch mode for this fetch operation.
* @param int $cursor OPTIONAL Absolute, relative, or other.
* @param int $offset OPTIONAL Number for absolute or relative cursors.
* @return mixed Array, object, or scalar depending on fetch mode.
* @throws Zend_Db_Statement_Exception
*/
public function fetch($style = null, $cursor = null, $offset = null);
/**
* Returns an array containing all of the result set rows.
*
* @param int $style OPTIONAL Fetch mode.
* @param int $col OPTIONAL Column number, if fetch mode is by column.
* @return array Collection of rows, each in a format by the fetch mode.
* @throws Zend_Db_Statement_Exception
*/
public function fetchAll($style = null, $col = null);
/**
* Returns a single column from the next row of a result set.
*
* @param int $col OPTIONAL Position of the column to fetch.
* @return string
* @throws Zend_Db_Statement_Exception
*/
public function fetchColumn($col = 0);
/**
* Fetches the next row and returns it as an object.
*
* @param string $class OPTIONAL Name of the class to create.
* @param array $config OPTIONAL Constructor arguments for the class.
* @return mixed One object instance of the specified class.
* @throws Zend_Db_Statement_Exception
*/
public function fetchObject($class = 'stdClass', array $config = array());
/**
* Retrieve a statement attribute.
*
* @param string $key Attribute name.
* @return mixed Attribute value.
* @throws Zend_Db_Statement_Exception
*/
public function getAttribute($key);
/**
* Retrieves the next rowset (result set) for a SQL statement that has
* multiple result sets. An example is a stored procedure that returns
* the results of multiple queries.
*
* @return bool
* @throws Zend_Db_Statement_Exception
*/
public function nextRowset();
/**
* Returns the number of rows affected by the execution of the
* last INSERT, DELETE, or UPDATE statement executed by this
* statement object.
*
* @return int The number of rows affected.
* @throws Zend_Db_Statement_Exception
*/
public function rowCount();
/**
* Set a statement attribute.
*
* @param string $key Attribute name.
* @param mixed $val Attribute value.
* @return bool
* @throws Zend_Db_Statement_Exception
*/
public function setAttribute($key, $val);
/**
* Set the default fetch mode for this statement.
*
* @param int $mode The fetch mode.
* @return bool
* @throws Zend_Db_Statement_Exception
*/
public function setFetchMode($mode);
}