SHOW FULL COLUMNS FROM `wk_user_session` [ RunTime:0.000686s ]
SELECT * FROM `wk_user_session` WHERE ( `token` IS NULL AND `expire_time` > 1756848972 ) LIMIT 1 [ RunTime:0.000357s ]
SHOW FULL COLUMNS FROM `wk_papers` [ RunTime:0.000650s ]
SELECT * FROM `wk_papers` WHERE `id` = '539664' LIMIT 1 [ RunTime:0.000459s ]
SHOW FULL COLUMNS FROM `wk_paper_files` [ RunTime:0.000579s ]
SELECT * FROM `wk_paper_files` WHERE `paper_id` = '539664' [ RunTime:0.002694s ]
SHOW FULL COLUMNS FROM `wk_paper_files_preview` [ RunTime:0.000673s ]
SELECT * FROM `wk_paper_files_preview` WHERE `paper_file_id` = '1105729' ORDER BY `file_number` ASC [ RunTime:0.000380s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 10 AND `area_id` = 0 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.004390s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 10 ) 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` = 10 AND `volume_id` = '0' ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000603s ]
SHOW FULL COLUMNS FROM `wk_paper_collect` [ RunTime:0.000535s ]
SELECT * FROM `wk_paper_collect` WHERE `user_id` = 0 AND `paper_id` = 539664 AND `paper_type` = 1 AND `status` = 1 LIMIT 1 [ RunTime:0.000518s ]
