用PHP和XML备份MySQL数据库
以下是在Linux下通过Apache+PHP对Mysql数据库的备份的文件代码:
文件一、Listtable.php (文件列出数据库中的所有表格,供选择备份)
请选择要备份的表格:
$con=mysql_connect('localhost','root','xswlily');
$lists=mysql_list_tables("embed",$con);
//数据库连接代码
$i=0;
while($i$tb_name=mysql_tablename($lists,$i);
echo "".$tb_name."
";
//列出所有的表格
$i++;}
?>
文件二、Backup.php
"") header("Location:listtable.php");?>
$con=mysql_connect('localhost','root','xswlily');
$query="select * from $table ";
//数据库查询
$result=mysql_db_query("embed",$query,$con);
$filestr=""."?xml version="1.0" encoding="GB2312"?".">";
$filestr.="".$table."s>";
while ($row=mysql_fetch_array($result))
//列出所有的记录
{$filestr.="".$table.">";
$fields=mysql_list_fields("embed",$table,$con);
$j=0;
//$num_fields=mysql_field_name($fields,$j);
//echo $num_fields;
while ($j$num_fields=mysql_field_name($fields,$j);
$filestr.="".$num_fields.">";
$filestr.=$row[$j];
$filestr.="";
$j++;}
$filestr.="";
}
$filestr.="";
echo $filestr;
//以下是文件操作代码
$filename=$table.".xml";
$fp=fopen("$filename","w");
fwrite($fp,$filestr);
fclose($fp);
Echo "数据表".$table."已经备份成功!";?>
通过以上文件的操作就可以实现对数据库中选定的表格进行备份.
以上主要介绍了通过PHP实现XML备份数据库的操作方法,其实并不复杂,通过XML,我们可以备份各种各样的数据库,当然也可以通过相关的方法将备份的XML文档恢复到数据库中。

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