SHOW FULL COLUMNS FROM `wk_user_session` [ RunTime:0.000644s ]
SELECT * FROM `wk_user_session` WHERE ( `token` IS NULL AND `expire_time` > 1757613492 ) LIMIT 1 [ RunTime:0.000332s ]
SHOW FULL COLUMNS FROM `wk_papers` [ RunTime:0.000668s ]
SELECT * FROM `wk_papers` WHERE `id` = '553093' LIMIT 1 [ RunTime:0.000551s ]
SHOW FULL COLUMNS FROM `wk_paper_files` [ RunTime:0.000663s ]
SELECT * FROM `wk_paper_files` WHERE `paper_id` = '553093' [ RunTime:0.000483s ]
SHOW FULL COLUMNS FROM `wk_paper_files_preview` [ RunTime:0.000837s ]
SELECT * FROM `wk_paper_files_preview` WHERE `paper_file_id` = '1132587' ORDER BY `file_number` ASC [ RunTime:0.000397s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 4 AND `area_id` = 0 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000977s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 4 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000568s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 4 AND `volume_id` = '0' ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000806s ]
SHOW FULL COLUMNS FROM `wk_paper_collect` [ RunTime:0.000562s ]
SELECT * FROM `wk_paper_collect` WHERE `user_id` = 0 AND `paper_id` = 553093 AND `paper_type` = 1 AND `status` = 1 LIMIT 1 [ RunTime:0.000624s ]
