Błąd: ERROR:  deadlock detected
DETAIL:  Process 46143 waits for ShareLock on transaction 18337599; blocked by process 46133.
Process 46133 waits for ShareLock on transaction 18337608; blocked by process 46143.
HINT:  See server log for query details.
CONTEXT:  while locking tuple (4,2) in relation "adv"