SHOW FULL COLUMNS FROM `wk_user_session` [ RunTime:0.000601s ]
SELECT * FROM `wk_user_session` WHERE ( `token` IS NULL AND `expire_time` > 1757788902 ) LIMIT 1 [ RunTime:0.000303s ]
SHOW FULL COLUMNS FROM `wk_papers` [ RunTime:0.000848s ]
SELECT * FROM `wk_papers` WHERE `id` = '552761' LIMIT 1 [ RunTime:0.000431s ]
SHOW FULL COLUMNS FROM `wk_paper_files` [ RunTime:0.000636s ]
SELECT * FROM `wk_paper_files` WHERE `paper_id` = '552761' [ RunTime:0.000419s ]
SHOW FULL COLUMNS FROM `wk_paper_files_preview` [ RunTime:0.000557s ]
SELECT * FROM `wk_paper_files_preview` WHERE `paper_file_id` = '1131923' ORDER BY `file_number` ASC [ RunTime:0.000386s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 5 AND `area_id` = 0 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000730s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 5 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000654s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 5 AND `volume_id` = '0' ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000663s ]
SHOW FULL COLUMNS FROM `wk_paper_collect` [ RunTime:0.000520s ]
SELECT * FROM `wk_paper_collect` WHERE `user_id` = 0 AND `paper_id` = 552761 AND `paper_type` = 1 AND `status` = 1 LIMIT 1 [ RunTime:0.000526s ]
