SHOW FULL COLUMNS FROM `wk_user_session` [ RunTime:0.000592s ]
SELECT * FROM `wk_user_session` WHERE ( `token` IS NULL AND `expire_time` > 1755355945 ) LIMIT 1 [ RunTime:0.000312s ]
SHOW FULL COLUMNS FROM `wk_papers` [ RunTime:0.000593s ]
SELECT * FROM `wk_papers` WHERE `id` = '490003' LIMIT 1 [ RunTime:0.000411s ]
SHOW FULL COLUMNS FROM `wk_paper_files` [ RunTime:0.000773s ]
SELECT * FROM `wk_paper_files` WHERE `paper_id` = '490003' [ RunTime:0.000383s ]
SHOW FULL COLUMNS FROM `wk_paper_files_preview` [ RunTime:0.000458s ]
SELECT * FROM `wk_paper_files_preview` WHERE `paper_file_id` = '1006409' ORDER BY `file_number` ASC [ RunTime:0.000330s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 12 AND `area_id` = 310000 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.001332s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 12 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000491s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 12 AND `volume_id` = '0' ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000532s ]
SHOW FULL COLUMNS FROM `wk_paper_collect` [ RunTime:0.000527s ]
SELECT * FROM `wk_paper_collect` WHERE `user_id` = 0 AND `paper_id` = 490003 AND `paper_type` = 1 AND `status` = 1 LIMIT 1 [ RunTime:0.000554s ]
