DAYOFWEEK()> :
のようなもの
SELECT * FROM events WHERE DAYOFWEEK(start_time) = 7
OR DAYOFWEEK(start_time) = 1
...
DAYOFWEEK()> :
のようなもの
SELECT * FROM events WHERE DAYOFWEEK(start_time) = 7
OR DAYOFWEEK(start_time) = 1
...