Calculate the percentage of games published by 'Brash Entertainment'?
percentage = MULTIPLY(DIVIDE(SUM(publisher_name = 'Brash Entertainment'), COUNT(game_id)), 100.0); 'Brash Entertainment' refers to publisher_name = 'Brash Entertainment';
SELECT CAST(COUNT(CASE WHEN T1.publisher_name = 'Brash Entertainment' THEN T2.game_id ELSE NULL END) AS REAL) * 100 / COUNT(T2.game_id) FROM publisher AS T1 INNER JOIN game_publisher AS T2 ON T1.id = T2.publisher_id