SHOW FULL COLUMNS FROM `wk_user_session` [ RunTime:0.000673s ]
SELECT * FROM `wk_user_session` WHERE ( `token` IS NULL AND `expire_time` > 1757482492 ) LIMIT 1 [ RunTime:0.000374s ]
SHOW FULL COLUMNS FROM `wk_papers` [ RunTime:0.000797s ]
SELECT * FROM `wk_papers` WHERE `id` = '540477' LIMIT 1 [ RunTime:0.000844s ]
SHOW FULL COLUMNS FROM `wk_paper_files` [ RunTime:0.000684s ]
SELECT * FROM `wk_paper_files` WHERE `paper_id` = '540477' [ RunTime:0.000472s ]
SHOW FULL COLUMNS FROM `wk_paper_files_preview` [ RunTime:0.000533s ]
SELECT * FROM `wk_paper_files_preview` WHERE `paper_file_id` = '1107355' ORDER BY `file_number` ASC [ RunTime:0.000382s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 7 AND `area_id` = 650000 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.009329s ]
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:0.000794s ]
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:0.000733s ]
SHOW FULL COLUMNS FROM `wk_paper_collect` [ RunTime:0.000583s ]
SELECT * FROM `wk_paper_collect` WHERE `user_id` = 0 AND `paper_id` = 540477 AND `paper_type` = 1 AND `status` = 1 LIMIT 1 [ RunTime:0.000608s ]
