Błąd: ERROR:  deadlock detected
DETAIL:  Process 1335621 waits for ShareLock on transaction 18015652; blocked by process 1335564.
Process 1335564 waits for ExclusiveLock on tuple (1,5) of relation 31499 of database 24510; blocked by process 1335579.
Process 1335579 waits for ShareLock on transaction 18015677; blocked by process 1335621.
HINT:  See server log for query details.
CONTEXT:  while updating tuple (3,21) in relation "adv"