db begintransaction laravel

1// try...catch
2try {
3    // Transaction
4    $exception = DB::transaction(function() {
5
6        // Do your SQL here
7
8    });
9
10    if(is_null($exception)) {
11        return true;
12    } else {
13        throw new Exception;
14    }
15
16}
17catch(Exception $e) {
18    return false;
19}
20

1DB::beginTransaction();
2
3try {
4    DB::insert(...);
5    DB::insert(...);
6    DB::insert(...);
7
8    DB::commit();
9    // all good
10} catch (\Exception $e) {
11    DB::rollback();
12    // something went wrong
13}
14

1DB::beginTransaction();
2
3try {
4    DB::insert(...);    
5    DB::commit();
6} catch (\Throwable $e) {
7    DB::rollback();
8    throw $e;
9}