PHP使用mysqldump命令导出数据库 |
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PHP使用外部命令导出数据库,代码很简单,就不多废话了
<?php
// $dumpFileName目录要有可写权限
$DbHost = localhost;
$DbUser = root;
$DbPwd = 123456;
$DbName = a;
$fileName = $DbName . _MySQL_data_backup_ . date(YmdHis) . .sql;
$dumpFileName= "/var/$fileName";
header("Content-Disposition: attachment; filename=" . $fileName);
header("Content-type: application/octet-stream");
header("Pragma:no-cache");
header("Expires:0");
echo `mysqldump -h $DbHost -u$DbUser -p$DbPwd $DbName > $dumpFileName`;
$hd = fopen($dumpFileName, rb);
echo fread($hd, filesize($dumpFileName));
fclose($hd);
?>
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