SHOW FULL COLUMNS FROM `wk_user_session` [ RunTime:0.000597s ]
SELECT * FROM `wk_user_session` WHERE ( `token` IS NULL AND `expire_time` > 1750191400 ) LIMIT 1 [ RunTime:0.000269s ]
SHOW FULL COLUMNS FROM `wk_papers` [ RunTime:0.000583s ]
SELECT * FROM `wk_papers` WHERE `id` = '445520' LIMIT 1 [ RunTime:0.000395s ]
SHOW FULL COLUMNS FROM `wk_paper_files` [ RunTime:0.000444s ]
SELECT * FROM `wk_paper_files` WHERE `paper_id` = '445520' [ RunTime:0.000326s ]
SHOW FULL COLUMNS FROM `wk_paper_files_preview` [ RunTime:0.000458s ]
SELECT * FROM `wk_paper_files_preview` WHERE `paper_file_id` = '880107' ORDER BY `file_number` ASC [ RunTime:0.000317s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 3 AND `area_id` = 0 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000571s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 3 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000504s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 3 AND `volume_id` = '0' ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000511s ]
SHOW FULL COLUMNS FROM `wk_paper_collect` [ RunTime:0.000511s ]
SELECT * FROM `wk_paper_collect` WHERE `user_id` = 0 AND `paper_id` = 445520 AND `paper_type` = 1 AND `status` = 1 LIMIT 1 [ RunTime:0.000449s ]
