Among the NBA All-star players in 1996 season , which have more than 70% free throw rate? Please give their player id.
NBA refers to lgID = 'NBA'; in 1996 season refers to season_id = 1996; more than 70% free throw rate refers to ft_made > = 0 AND ft_attempted > 0 AND divide(ft_made, ft_attempted) > 0.7
SELECT playerID FROM player_allstar WHERE season_id = 1996 AND CAST(ft_made AS REAL) * 100 / ft_attempted > 70