SHOW FULL COLUMNS FROM `wk_user_session` [ RunTime:0.005289s ]
SELECT * FROM `wk_user_session` WHERE ( `token` IS NULL AND `expire_time` > 1769817849 ) LIMIT 1 [ RunTime:0.000311s ]
SHOW FULL COLUMNS FROM `wk_papers` [ RunTime:0.004885s ]
SELECT * FROM `wk_papers` WHERE `id` = '684856' LIMIT 1 [ RunTime:0.002526s ]
SHOW FULL COLUMNS FROM `wk_paper_files` [ RunTime:0.002337s ]
SELECT * FROM `wk_paper_files` WHERE `paper_id` = '684856' [ RunTime:0.000497s ]
SHOW FULL COLUMNS FROM `wk_paper_files_preview` [ RunTime:0.009428s ]
SELECT * FROM `wk_paper_files_preview` WHERE `paper_file_id` = '1396084' ORDER BY `file_number` ASC [ RunTime:0.003045s ]
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:0.010385s ]
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:0.005506s ]
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:0.000833s ]
SHOW FULL COLUMNS FROM `wk_paper_collect` [ RunTime:0.008877s ]
SELECT * FROM `wk_paper_collect` WHERE `user_id` = 0 AND `paper_id` = 684856 AND `paper_type` = 1 AND `status` = 1 LIMIT 1 [ RunTime:0.001166s ]
