SHOW FULL COLUMNS FROM `fa_config` [ RunTime:0.001867s ]
SELECT `value`,`name` FROM `fa_config` WHERE `name` IN ('name','beian','introduction','phone','department','qrcode','email','address') [ RunTime:0.000731s ]
SHOW FULL COLUMNS FROM `fa_course` [ RunTime:0.001992s ]
SELECT * FROM `fa_course` WHERE ( `id` = 24 ) AND `fa_course`.`deletetime` IS NULL LIMIT 1 [ RunTime:0.000663s ]
SHOW FULL COLUMNS FROM `fa_course_unit` [ RunTime:0.001366s ]
SELECT * FROM `fa_course_unit` WHERE `course_id` = 24 [ RunTime:0.000641s ]
SHOW FULL COLUMNS FROM `fa_course_content` [ RunTime:0.001505s ]
SELECT * FROM `fa_course_content` WHERE `unit_id` = 28 [ RunTime:0.000691s ]
SELECT `id` FROM `fa_course_unit` WHERE `course_id` = 24 ORDER BY `weigh` ASC LIMIT 1 [ RunTime:0.000800s ]
SELECT * FROM `fa_course_content` WHERE `course_id` = 24 AND `unit_id` = 28 ORDER BY `weigh` ASC LIMIT 1 [ RunTime:0.000611s ]
