SHOW FULL COLUMNS FROM `wk_user_session` [ RunTime:0.000667s ]
SELECT * FROM `wk_user_session` WHERE ( `token` IS NULL AND `expire_time` > 1758166044 ) LIMIT 1 [ RunTime:0.000369s ]
SHOW FULL COLUMNS FROM `wk_papers` [ RunTime:0.000671s ]
SELECT * FROM `wk_papers` WHERE `id` = '550666' LIMIT 1 [ RunTime:0.000502s ]
SHOW FULL COLUMNS FROM `wk_paper_files` [ RunTime:0.000548s ]
SELECT * FROM `wk_paper_files` WHERE `paper_id` = '550666' [ RunTime:0.000441s ]
SHOW FULL COLUMNS FROM `wk_paper_files_preview` [ RunTime:0.000584s ]
SELECT * FROM `wk_paper_files_preview` WHERE `paper_file_id` = '1127733' ORDER BY `file_number` ASC [ RunTime:0.000462s ]
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:0.000900s ]
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:0.000644s ]
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:0.000630s ]
SHOW FULL COLUMNS FROM `wk_paper_collect` [ RunTime:0.000633s ]
SELECT * FROM `wk_paper_collect` WHERE `user_id` = 0 AND `paper_id` = 550666 AND `paper_type` = 1 AND `status` = 1 LIMIT 1 [ RunTime:0.000585s ]
