mysqldump sql file save without content

Question

i have this php script.when i run the script mysqldump, The file got saved but the content is empty. Any help is appreciated.

thank you.

$filename = "backup-" .  date("YmdHis") .  ".sql";
$pathfile = public_path('database') .'/' .$filename;

exec('mysqldump -u'.env('DB_USERNAME').' -p'.env('DB_PASSWORD').' '.env('DB_DATABASE'). ' > ' . $pathfile);

echo 'done';

No Error is printing, But the file is empty

Answer 1

您需要确保mysqldump处理器位于PATH上的文件夹中，或者必须将mysqldump处理器的完整路径添加到对该处理器的PHP调用中。