After with result Handle your functions find_all get_all get! get find before You can use {:stop, query, attrs} -> Don't execute another extensions before

Before with your query Handle your functions find_all get_all get! get find before

return {query, attrs} # required to return

You can use {:stop, query, attrs} -> Don't execute another extensions before You can use {:reusult, result, attrs} -> Don't execute repo extensions before