MySQL DB export class, version 1.1.1
WHAT'S NEW?
- The class now is PHP5 compatible
version 1.0.1
WHAT'S NEW?
- The class now can make backups from big databases (+16M in SQL code) when
it creates a backup file or saves the backup file in users computer.
- Added the task MSX_APPEND
HOW TO USE
1. Create the instance of MySQL_Export class.
2. Define necessary properties.
3. Call Execute() method to create backup.
require_once 'mysql_export.class.php';
$backup_obj = new MySQL_DB_Backup();
$backup_obj->server = 'localhost';
$backup_obj->username = 'username';
$backup_obj->password = 'password';
$backup_obj->database = 'dbname';
$backup_obj->tables = array();
$backup_obj->create_tables = true;
$backup_obj->drop_tables = true;
$backup_obj->struct_only = false;
$backup_obj->locks = true;
$backup_obj->comments = true;
$backup_obj->fname_format = 'd_m_y__H_i_s';
$backup_obj->null_values = array( '0000-00-00', '00:00:00', '0000-00-00 00:00:00');
if (!$backup_obj->Execute(MSX_DOWNLOAD, '', true))
{
die($backup_obj->error);
}
PUBLIC PROPERTIES
var $server = 'localhost';
The name of MySQL server.
var $port = 3306;
The port of MySQl server.
var $username = 'root';
Database username.
var $password = '';
Database password.
var $database = '';
Name of the database.
var $link_id = -1;
MySQL link identifier of the current connection. You can set this if you
want to connect the MySQL server by your own.
var $connected = false;
Set true if the connection is already established before calling Execute().
var $tables = array();
Tables you want to backup. All tables in the database will be backed up if
this array is empty.
var $create_tables = true;
Backup the structure of tables if true.
var $drop_tables = true;
Add DROP TABLE IF EXISTS queries before CREATE TABLE in backup file.
var $struct_only = false;
Only structure of the tables will be backed up if true.
var $locks = true;
Add LOCK TABLES and UNLOCK TABLES queries before and after each INSERT queries
block.
var $comments = true;
Include comments in backup file if true.
var $backup_dir = '';
Directory on the server where the backup file will be placed. Used if task
parameter equals to MSX_SAVE or MSX_DOWNLOAD in Execute() method.
var $fname_format = 'd_m_y__H_i_s';
Default file name format.
var $error = '';
Error message.
var $null_values = array( '0000-00-00', '00:00:00', '0000-00-00 00:00:00');
Values which must be interpreted as NULL
PUBLIC METHODS
function Execute($task = MSX_STRING, $fname = '', $compress = false)
$task - operation to perform: MSX_STRING - return SQL commands as a string;
MSX_SAVE - create the backup file on the server; MSX_DOWNLOAD - save backup
file in the user's computer; MSX_APPEND - append backup in the file on the
server.
$fname - optional name of backup file.
$compress - use GZip compression?
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