CREATE TABLE salary (team_id VARCHAR(255), year VARCHAR(255)); CREATE TABLE team (team_id_br VARCHAR(255), name VARCHAR(255))
How many players were in the team Boston Red Stockings in 2000?
    
SQL: SELECT COUNT(*) FROM salary AS T1 JOIN team AS T2 ON T1.team_id = T2.team_id_br WHERE T2.name = 'Boston Red Stockings' AND T1.year = 2000