网上找了个数据库备份类,却不知道该如何用,求解答
Jun 13, 2016 pm 12:01 PM
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网上找了个数据库备份类,却不知道该怎么用,求解答
原文章地址:http://blog.csdn.net/j_bing/article/details/23124475
请问这个类该怎么引用呢?不知道怎么下口啊!
<?php <br /> /**<br> file: dbbackup.class.php<br> 数据库备份类文件,备份文件放在/backup 目录下<br> package: sql<br> */<br> date_default_timezone_set('PRC'); //设置时区<br> <br> class Dbbackup {<br> private $path = "sql/backup/"; //SQL文件保存路径,默认为/backup<br> private $database; //所要备份的数据库的名称<br> private $size; //分卷分件大小<br> private $fileName; //SQL文件名<br> <br> private $ds = "\n"; //换行符<br> private $sqlEnd = ";"; //每条SQL语句的结尾符号<br> <br> <br> /**<br> *构造方法,用来实例化备份类对象<br> [email protected] string $database 数据库名称,默认值为‘lighting’<br> [email protected] int $size 分卷文件大小,默认值为2048<br> */<br> function __construct($size = 2048, $database = 'lighting') {<br> $this->database = $database; //设置所要备份的数据库,默认为 lighting<br> $this->size = $size; //分卷文件大小,默认为2MB<br> $this->fileName = date('YmdHis')."_all";<br> <br> ob_end_flush(); //清除所有缓存<br> }<br> <br> /**<br> *公用方法,进行数据库备份<br> [email protected] bool 是否备份成功<br> */<br> public function backup() {<br> $sqlFile = ''; //准备写入数据库的信息<br> <br> $this->showMess("正在备份");<br> /*备份指定数据库中所有的数据表*/<br> if ($tables = mysql_query( "SHOW TABLE STATUS FROM ".$this->database)) {<div class="clear"> </div>
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