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Laravel Help full commands

DB commands

  1.   Concat Two coloms: DB::raw("CONCAT(u.first_name,' ',u.last_name) as full_name")
     
  2.  Search case sensitive: ->where('name', 'ilike', $name)
Upload File In Chunks::

  public function write(string $path, UploadedFile $file)  {      Storage::makeDirectory('dir_name');      $resource = fopen(Storage::path($path), 'a+');      fwrite($resource, $file->get());      fclose($resource);  }

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