248 lines
6.2 KiB
PHP
248 lines
6.2 KiB
PHP
<?php
|
|
/**
|
|
* Contract for every database extension supported by phpMyAdmin
|
|
*
|
|
* @package PhpMyAdmin-DBI
|
|
*/
|
|
if (! defined('PHPMYADMIN')) {
|
|
exit;
|
|
}
|
|
|
|
/**
|
|
* Contract for every database extension supported by phpMyAdmin
|
|
*
|
|
* @package PhpMyAdmin-DBI
|
|
*/
|
|
interface PMA_DBI_Extension
|
|
{
|
|
/**
|
|
* connects to the database server
|
|
*
|
|
* @param string $user user name
|
|
* @param string $password user password
|
|
* @param bool $is_controluser whether this is a control user connection
|
|
* @param array $server host/port/socket/persistent
|
|
* @param bool $auxiliary_connection (when true, don't go back to login if
|
|
* connection fails)
|
|
*
|
|
* @return mixed false on error or a connection object on success
|
|
*/
|
|
public function connect(
|
|
$user, $password, $is_controluser = false, $server = null,
|
|
$auxiliary_connection = false
|
|
);
|
|
|
|
/**
|
|
* selects given database
|
|
*
|
|
* @param string $dbname database name to select
|
|
* @param object $link connection object
|
|
*
|
|
* @return boolean
|
|
*/
|
|
public function selectDb($dbname, $link = null);
|
|
|
|
/**
|
|
* runs a query and returns the result
|
|
*
|
|
* @param string $query query to execute
|
|
* @param object $link connection object
|
|
* @param int $options query options
|
|
*
|
|
* @return object|bool result
|
|
*/
|
|
public function realQuery($query, $link, $options);
|
|
|
|
/**
|
|
* Run the multi query and output the results
|
|
*
|
|
* @param object $link connection object
|
|
* @param string $query multi query statement to execute
|
|
*
|
|
* @return result collection | boolean(false)
|
|
*/
|
|
public function realMultiQuery($link, $query);
|
|
|
|
/**
|
|
* returns array of rows with associative and numeric keys from $result
|
|
*
|
|
* @param object $result result set identifier
|
|
*
|
|
* @return array
|
|
*/
|
|
public function fetchArray($result);
|
|
|
|
/**
|
|
* returns array of rows with associative keys from $result
|
|
*
|
|
* @param object $result result set identifier
|
|
*
|
|
* @return array
|
|
*/
|
|
public function fetchAssoc($result);
|
|
|
|
/**
|
|
* returns array of rows with numeric keys from $result
|
|
*
|
|
* @param object $result result set identifier
|
|
*
|
|
* @return array
|
|
*/
|
|
public function fetchRow($result);
|
|
|
|
/**
|
|
* Adjusts the result pointer to an arbitrary row in the result
|
|
*
|
|
* @param object $result database result
|
|
* @param integer $offset offset to seek
|
|
*
|
|
* @return bool true on success, false on failure
|
|
*/
|
|
public function dataSeek($result, $offset);
|
|
|
|
/**
|
|
* Frees memory associated with the result
|
|
*
|
|
* @param object $result database result
|
|
*
|
|
* @return void
|
|
*/
|
|
public function freeResult($result);
|
|
|
|
/**
|
|
* Check if there are any more query results from a multi query
|
|
*
|
|
* @param object $link the connection object
|
|
*
|
|
* @return bool true or false
|
|
*/
|
|
public function moreResults($link = null);
|
|
|
|
/**
|
|
* Prepare next result from multi_query
|
|
*
|
|
* @param object $link the connection object
|
|
*
|
|
* @return bool true or false
|
|
*/
|
|
public function nextResult($link = null);
|
|
|
|
/**
|
|
* Store the result returned from multi query
|
|
*
|
|
* @return mixed false when empty results / result set when not empty
|
|
*/
|
|
public function storeResult();
|
|
|
|
/**
|
|
* Returns a string representing the type of connection used
|
|
*
|
|
* @param object $link mysql link
|
|
*
|
|
* @return string type of connection used
|
|
*/
|
|
public function getHostInfo($link = null);
|
|
|
|
/**
|
|
* Returns the version of the MySQL protocol used
|
|
*
|
|
* @param object $link mysql link
|
|
*
|
|
* @return integer version of the MySQL protocol used
|
|
*/
|
|
public function getProtoInfo($link = null);
|
|
|
|
/**
|
|
* returns a string that represents the client library version
|
|
*
|
|
* @return string MySQL client library version
|
|
*/
|
|
public function getClientInfo();
|
|
|
|
/**
|
|
* returns last error message or false if no errors occurred
|
|
*
|
|
* @param object $link connection link
|
|
*
|
|
* @return string|bool $error or false
|
|
*/
|
|
public function getError($link = null);
|
|
|
|
/**
|
|
* returns the number of rows returned by last query
|
|
*
|
|
* @param object $result result set identifier
|
|
*
|
|
* @return string|int
|
|
*/
|
|
public function numRows($result);
|
|
|
|
/**
|
|
* returns last inserted auto_increment id for given $link
|
|
* or $GLOBALS['userlink']
|
|
*
|
|
* @param object $link the connection object
|
|
*
|
|
* @return string|int
|
|
*/
|
|
public function insertId($link = null);
|
|
|
|
/**
|
|
* returns the number of rows affected by last query
|
|
*
|
|
* @param object $link the connection object
|
|
* @param bool $get_from_cache whether to retrieve from cache
|
|
*
|
|
* @return string|int
|
|
*/
|
|
public function affectedRows($link = null, $get_from_cache = true);
|
|
|
|
/**
|
|
* returns metainfo for fields in $result
|
|
*
|
|
* @param object $result result set identifier
|
|
*
|
|
* @return array meta info for fields in $result
|
|
*/
|
|
public function getFieldsMeta($result);
|
|
|
|
/**
|
|
* return number of fields in given $result
|
|
*
|
|
* @param object $result result set identifier
|
|
*
|
|
* @return int field count
|
|
*/
|
|
public function numFields($result);
|
|
|
|
/**
|
|
* returns the length of the given field $i in $result
|
|
*
|
|
* @param object $result result set identifier
|
|
* @param int $i field
|
|
*
|
|
* @return int length of field
|
|
*/
|
|
public function fieldLen($result, $i);
|
|
|
|
/**
|
|
* returns name of $i. field in $result
|
|
*
|
|
* @param object $result result set identifier
|
|
* @param int $i field
|
|
*
|
|
* @return string name of $i. field in $result
|
|
*/
|
|
public function fieldName($result, $i);
|
|
|
|
/**
|
|
* returns concatenated string of human readable field flags
|
|
*
|
|
* @param object $result result set identifier
|
|
* @param int $i field
|
|
*
|
|
* @return string field flags
|
|
*/
|
|
public function fieldFlags($result, $i);
|
|
}
|
|
?>
|