SHOW FULL COLUMNS FROM `wk_user_session` [ RunTime:0.000601s ]
SELECT * FROM `wk_user_session` WHERE ( `token` IS NULL AND `expire_time` > 1758246781 ) LIMIT 1 [ RunTime:0.000343s ]
SHOW FULL COLUMNS FROM `wk_papers` [ RunTime:0.000750s ]
SELECT * FROM `wk_papers` WHERE `id` = '550342' LIMIT 1 [ RunTime:0.000494s ]
SHOW FULL COLUMNS FROM `wk_paper_files` [ RunTime:0.000623s ]
SELECT * FROM `wk_paper_files` WHERE `paper_id` = '550342' [ RunTime:0.000427s ]
SHOW FULL COLUMNS FROM `wk_paper_files_preview` [ RunTime:0.000570s ]
SELECT * FROM `wk_paper_files_preview` WHERE `paper_file_id` = '1127085' ORDER BY `file_number` ASC [ RunTime:0.000451s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 4 AND `area_id` = 0 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.001076s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 4 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000696s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 4 AND `volume_id` = '0' ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000710s ]
SHOW FULL COLUMNS FROM `wk_paper_collect` [ RunTime:0.000828s ]
SELECT * FROM `wk_paper_collect` WHERE `user_id` = 0 AND `paper_id` = 550342 AND `paper_type` = 1 AND `status` = 1 LIMIT 1 [ RunTime:0.000750s ]
