SHOW FULL COLUMNS FROM `wk_user_session` [ RunTime:0.000635s ]
SELECT * FROM `wk_user_session` WHERE ( `token` IS NULL AND `expire_time` > 1757461273 ) LIMIT 1 [ RunTime:0.000326s ]
SHOW FULL COLUMNS FROM `wk_papers` [ RunTime:0.000710s ]
SELECT * FROM `wk_papers` WHERE `id` = '555509' LIMIT 1 [ RunTime:0.000510s ]
SHOW FULL COLUMNS FROM `wk_paper_files` [ RunTime:0.000627s ]
SELECT * FROM `wk_paper_files` WHERE `paper_id` = '555509' [ RunTime:0.000445s ]
SHOW FULL COLUMNS FROM `wk_paper_files_preview` [ RunTime:0.000534s ]
SELECT * FROM `wk_paper_files_preview` WHERE `paper_file_id` = '1137418' ORDER BY `file_number` ASC [ RunTime:0.000592s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 8 AND `area_id` = 0 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000647s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 8 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000554s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 8 AND `volume_id` = '0' ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000712s ]
SHOW FULL COLUMNS FROM `wk_paper_collect` [ RunTime:0.000568s ]
SELECT * FROM `wk_paper_collect` WHERE `user_id` = 0 AND `paper_id` = 555509 AND `paper_type` = 1 AND `status` = 1 LIMIT 1 [ RunTime:0.000565s ]
