Table: rookies_roster_3
Columns: player
no_s
height_in_ft
position
years_for_rockets
school_club_team_country

Question: What is the hight of the player who's tenure lasted from 1969-70?
SQL: SELECT "height_in_ft" FROM rookies_roster_3 WHERE "years_for_rockets" = '1969-70'

Question: What school did the 7-4 player attend?
SQL: SELECT "school_club_team_country" FROM rookies_roster_3 WHERE "height_in_ft" = '7-4'