Hauns Brereton added 14 points and Isaac Fotu contributed 12 points for the Rainbow Warriors (17-11, 10-6 Big West). Hawaii was 10 for 10 from the free-throw line in the final 1:03 to seal the win, with Joaquim making six of those foul shots.
Hawaii was 24 for 30 from the free-throw line in the game and UC Santa Barbara was 20 for 27. Neither team led by more than eight points and there were 11 lead changes.
Former Kentucky guard Ed Davender, the only Wildcat with at least 1,500 points and 400 assists, has died. He was 49.
Guard Naz Mitrou-Long, whose 2015-16 season ended in December due to hip problems, has been granted a hardship waiver for the coming season, Iowa State said.
As the Sooners look to life without superstar Buddy Hield and his sidekicks, it's clear their unseasoned players will need to grow up fast.