SHOW FULL COLUMNS FROM `wk_user_session` [ RunTime:0.000727s ]
SELECT * FROM `wk_user_session` WHERE ( `token` IS NULL AND `expire_time` > 1769104467 ) LIMIT 1 [ RunTime:0.000383s ]
SHOW FULL COLUMNS FROM `wk_papers` [ RunTime:0.000873s ]
SELECT * FROM `wk_papers` WHERE `id` = '684850' LIMIT 1 [ RunTime:0.000522s ]
SHOW FULL COLUMNS FROM `wk_paper_files` [ RunTime:0.000696s ]
SELECT * FROM `wk_paper_files` WHERE `paper_id` = '684850' [ RunTime:0.000472s ]
SHOW FULL COLUMNS FROM `wk_paper_files_preview` [ RunTime:0.000616s ]
SELECT * FROM `wk_paper_files_preview` WHERE `paper_file_id` = '1396072' ORDER BY `file_number` ASC [ RunTime:0.000479s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 9 AND `area_id` = 0 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000746s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 9 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000740s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 9 AND `volume_id` = '0' ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000743s ]
SHOW FULL COLUMNS FROM `wk_paper_collect` [ RunTime:0.000778s ]
SELECT * FROM `wk_paper_collect` WHERE `user_id` = 0 AND `paper_id` = 684850 AND `paper_type` = 1 AND `status` = 1 LIMIT 1 [ RunTime:0.001079s ]
