SHOW FULL COLUMNS FROM `fa_config` [ RunTime:0.002092s ]
SELECT `value`,`name` FROM `fa_config` WHERE `name` IN ('name','beian','introduction','phone','department','qrcode','email','address') [ RunTime:0.000737s ]
SHOW FULL COLUMNS FROM `fa_course` [ RunTime:0.001660s ]
SELECT * FROM `fa_course` WHERE ( `id` = 15 ) AND `fa_course`.`deletetime` IS NULL LIMIT 1 [ RunTime:0.000734s ]
SHOW FULL COLUMNS FROM `fa_course_unit` [ RunTime:0.001442s ]
SELECT * FROM `fa_course_unit` WHERE `course_id` = 15 [ RunTime:0.000694s ]
SHOW FULL COLUMNS FROM `fa_course_content` [ RunTime:0.001555s ]
SELECT * FROM `fa_course_content` WHERE `unit_id` = 19 [ RunTime:0.000765s ]
SELECT `id` FROM `fa_course_unit` WHERE `course_id` = 15 ORDER BY `weigh` ASC LIMIT 1 [ RunTime:0.000634s ]
SELECT * FROM `fa_course_content` WHERE `course_id` = 15 AND `unit_id` = 19 ORDER BY `weigh` ASC LIMIT 1 [ RunTime:0.000650s ]
