SHOW FULL COLUMNS FROM `wk_user_session` [ RunTime:0.000791s ]
SELECT * FROM `wk_user_session` WHERE ( `token` IS NULL AND `expire_time` > 1769478296 ) LIMIT 1 [ RunTime:0.002720s ]
SHOW FULL COLUMNS FROM `wk_papers` [ RunTime:0.000925s ]
SELECT * FROM `wk_papers` WHERE `id` = '621403' LIMIT 1 [ RunTime:0.001701s ]
SHOW FULL COLUMNS FROM `wk_paper_files` [ RunTime:0.002603s ]
SELECT * FROM `wk_paper_files` WHERE `paper_id` = '621403' [ RunTime:0.000485s ]
SHOW FULL COLUMNS FROM `wk_paper_files_preview` [ RunTime:0.004231s ]
SELECT * FROM `wk_paper_files_preview` WHERE `paper_file_id` = '1269182' ORDER BY `file_number` ASC [ RunTime:0.000738s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 12 AND `area_id` = 0 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.009054s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 12 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000762s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 12 AND `volume_id` = '0' ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.005006s ]
SHOW FULL COLUMNS FROM `wk_paper_collect` [ RunTime:0.001752s ]
SELECT * FROM `wk_paper_collect` WHERE `user_id` = 0 AND `paper_id` = 621403 AND `paper_type` = 1 AND `status` = 1 LIMIT 1 [ RunTime:0.001015s ]
