SHOW FULL COLUMNS FROM `fa_config` [ RunTime:0.002086s ]
SELECT `value`,`name` FROM `fa_config` WHERE `name` IN ('name','beian','introduction','phone','department','qrcode','email','address') [ RunTime:0.000910s ]
SHOW FULL COLUMNS FROM `fa_course` [ RunTime:0.001675s ]
SELECT * FROM `fa_course` WHERE ( `id` = 31 ) AND `fa_course`.`deletetime` IS NULL LIMIT 1 [ RunTime:0.000804s ]
SHOW FULL COLUMNS FROM `fa_course_unit` [ RunTime:0.001443s ]
SELECT * FROM `fa_course_unit` WHERE `course_id` = 31 [ RunTime:0.000761s ]
SHOW FULL COLUMNS FROM `fa_course_content` [ RunTime:0.001557s ]
SELECT * FROM `fa_course_content` WHERE `unit_id` = 35 [ RunTime:0.000847s ]
SELECT `id` FROM `fa_course_unit` WHERE `course_id` = 31 ORDER BY `weigh` ASC LIMIT 1 [ RunTime:0.000639s ]
SELECT * FROM `fa_course_content` WHERE `course_id` = 31 AND `unit_id` = 35 ORDER BY `weigh` ASC LIMIT 1 [ RunTime:0.000633s ]
