SELECT sum(T1.salary) FROM salary AS T1 JOIN player AS T2 ON T1.player_id = T2.player_id WHERE T2.name_first  =  'Len' AND T2.name_last = 'Barker' AND T1.year BETWEEN 1985 AND 1990;
How much did the the player with first name Len and last name Barker earn between 1985 to 1990 in total?
SELECT sum ( T1.salary ) FROM salary AS T1 JOIN player AS T2 ON T1.player_id = T2.player_id WHERE T2.name_first = 'Len ' AND T2.name_last = 'Barker ' AND T1.year BETWEEN 1985 AND 1990 ;
select sum ( t1 . salary ) from salary as t1 join player as t2 on t1 . player_id = t2 . player_id where t2 . name_first = value and t2 . name_last = value and t1 . year between value and value
How much did the the player with first name Len and last name Barker earn between 1985 to 1990 in total ?