laravel 动态链接数据库
use Illuminate\Support\Facades\DB;
\Config::set("database.connections.mysql2", [
'driver' => 'mysql',
'port' => '3306',
"host" => "localhost",
"database" => "web",
"username" => "root",
"password" => "root"
]);
$a = DB::connection('mysql2')->select('select * from oss_cifs');
通过动态添加数据库配置,然后链接指定的数据库,尽量新增而不是覆盖原有数据库配置