SHOW FULL COLUMNS FROM `wk_user_session` [ RunTime:0.002797s ]
SELECT * FROM `wk_user_session` WHERE ( `token` IS NULL AND `expire_time` > 1769399060 ) LIMIT 1 [ RunTime:0.004073s ]
SHOW FULL COLUMNS FROM `wk_papers` [ RunTime:0.004167s ]
SELECT * FROM `wk_papers` WHERE `id` = '676228' LIMIT 1 [ RunTime:0.003402s ]
SHOW FULL COLUMNS FROM `wk_paper_files` [ RunTime:0.001829s ]
SELECT * FROM `wk_paper_files` WHERE `paper_id` = '676228' [ RunTime:0.007523s ]
SHOW FULL COLUMNS FROM `wk_paper_files_preview` [ RunTime:0.003007s ]
SELECT * FROM `wk_paper_files_preview` WHERE `paper_file_id` = '1378828' ORDER BY `file_number` ASC [ RunTime:0.007758s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 9 AND `area_id` = 320000 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.015203s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 9 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.006441s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 9 AND `volume_id` = '0' ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.011363s ]
SHOW FULL COLUMNS FROM `wk_paper_collect` [ RunTime:0.002583s ]
SELECT * FROM `wk_paper_collect` WHERE `user_id` = 0 AND `paper_id` = 676228 AND `paper_type` = 1 AND `status` = 1 LIMIT 1 [ RunTime:0.013983s ]
