PHP數(shù)據(jù)庫備份腳本的方法技巧
用php代碼實現(xiàn)數(shù)據(jù)庫備份可以使網(wǎng)站的管理變得非常便捷，我們可以直接進(jìn)后臺操作就能完成數(shù)據(jù)庫的備份。下面是小編為大家搜索整理的PHP數(shù)據(jù)庫備份腳本的方法技巧，希望能給大家?guī)韼椭?更多精彩內(nèi)容請及時關(guān)注我們應(yīng)屆畢業(yè)生考試網(wǎng)!
php數(shù)據(jù)庫備份腳本
代碼如下：
/pic/p>
$host = "localhost";
$user = "root"; /pic/p>
$password = ""; /pic/p>
$dbname = "mysql"; /pic/p>
/pic/p>
if (!mysql_connect($host, $user, $password)) /pic/p>
{
echo '數(shù)據(jù)庫連接失敗，請核對后再試';
exit;
}
if (!mysql_select_db($dbname)) /pic/p>
{
echo '不存在數(shù)據(jù)庫:' . $dbname . ',請核對后再試';
exit;
}
mysql_query("set names 'utf8'");
$mysql = "set charset utf8; ";
$q1 = mysql_query("show tables");
while ($t = mysql_fetch_array($q1))
{
$table = $t[0];
$q2 = mysql_query("show create table `$table`");
$sql = mysql_fetch_array($q2);
$mysql .= $sql['Create Table'] . "; ";
$q3 = mysql_query("select * from `$table`");
while ($data = mysql_fetch_assoc($q3))
{
$keys = array_keys($data);
$keys = array_map('addslashes', $keys);
$keys = join('`,`', $keys);
$keys = "`" . $keys . "`";
$vals = array_values($data);
$vals = array_map('addslashes', $vals);
$vals = join("','", $vals);
$vals = "'" . $vals . "'";
$mysql .= "insert into `$table`($keys) values($vals); ";
}
}
$filename = $dbname . date('Ymjgi') . ".sql"; /pic/p>
$fp = fopen($filename, 'w');
fputs($fp, $mysql);
fclose($fp);
echo "數(shù)據(jù)備份成功";
?>
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