SHOW FULL COLUMNS FROM `wk_user_session` [ RunTime:0.000927s ]
SELECT * FROM `wk_user_session` WHERE ( `token` IS NULL AND `expire_time` > 1758659875 ) LIMIT 1 [ RunTime:0.000417s ]
SHOW FULL COLUMNS FROM `wk_papers` [ RunTime:0.000912s ]
SELECT * FROM `wk_papers` WHERE `id` = '558024' LIMIT 1 [ RunTime:0.000832s ]
SHOW FULL COLUMNS FROM `wk_paper_files` [ RunTime:0.000735s ]
SELECT * FROM `wk_paper_files` WHERE `paper_id` = '558024' [ RunTime:0.000593s ]
SHOW FULL COLUMNS FROM `wk_paper_files_preview` [ RunTime:0.000666s ]
SELECT * FROM `wk_paper_files_preview` WHERE `paper_file_id` = '1142448' ORDER BY `file_number` ASC [ RunTime:0.000492s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 9 AND `area_id` = 130000 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.001475s ]
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:0.000975s ]
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:0.000789s ]
SHOW FULL COLUMNS FROM `wk_paper_collect` [ RunTime:0.000720s ]
SELECT * FROM `wk_paper_collect` WHERE `user_id` = 0 AND `paper_id` = 558024 AND `paper_type` = 1 AND `status` = 1 LIMIT 1 [ RunTime:0.000795s ]
