SHOW FULL COLUMNS FROM `wk_user_session` [ RunTime:0.002157s ]
SELECT * FROM `wk_user_session` WHERE ( `token` IS NULL AND `expire_time` > 1765054501 ) LIMIT 1 [ RunTime:0.002088s ]
SHOW FULL COLUMNS FROM `wk_papers` [ RunTime:0.002437s ]
SELECT * FROM `wk_papers` WHERE `id` = '649942' LIMIT 1 [ RunTime:0.012891s ]
SHOW FULL COLUMNS FROM `wk_paper_files` [ RunTime:0.000835s ]
SELECT * FROM `wk_paper_files` WHERE `paper_id` = '649942' [ RunTime:0.003379s ]
SHOW FULL COLUMNS FROM `wk_paper_files_preview` [ RunTime:0.002533s ]
SELECT * FROM `wk_paper_files_preview` WHERE `paper_file_id` = '1326259' ORDER BY `file_number` ASC [ RunTime:0.004034s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 10 AND `area_id` = 440000 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.005442s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 10 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.003092s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 10 AND `volume_id` = '0' ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.005030s ]
SHOW FULL COLUMNS FROM `wk_paper_collect` [ RunTime:0.000687s ]
SELECT * FROM `wk_paper_collect` WHERE `user_id` = 0 AND `paper_id` = 649942 AND `paper_type` = 1 AND `status` = 1 LIMIT 1 [ RunTime:0.000942s ]
