SHOW FULL COLUMNS FROM `wk_user_session` [ RunTime:0.000536s ]
SELECT * FROM `wk_user_session` WHERE ( `token` IS NULL AND `expire_time` > 1757649638 ) LIMIT 1 [ RunTime:0.000280s ]
SHOW FULL COLUMNS FROM `wk_papers` [ RunTime:0.000600s ]
SELECT * FROM `wk_papers` WHERE `id` = '554896' LIMIT 1 [ RunTime:0.000369s ]
SHOW FULL COLUMNS FROM `wk_paper_files` [ RunTime:0.000477s ]
SELECT * FROM `wk_paper_files` WHERE `paper_id` = '554896' [ RunTime:0.000312s ]
SHOW FULL COLUMNS FROM `wk_paper_files_preview` [ RunTime:0.000447s ]
SELECT * FROM `wk_paper_files_preview` WHERE `paper_file_id` = '1136192' ORDER BY `file_number` ASC [ RunTime:0.000315s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 7 AND `area_id` = 0 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000759s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 7 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000471s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 7 AND `volume_id` = '0' ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000505s ]
SHOW FULL COLUMNS FROM `wk_paper_collect` [ RunTime:0.000529s ]
SELECT * FROM `wk_paper_collect` WHERE `user_id` = 0 AND `paper_id` = 554896 AND `paper_type` = 1 AND `status` = 1 LIMIT 1 [ RunTime:0.000463s ]
