SHOW FULL COLUMNS FROM `wk_user_session` [ RunTime:0.000677s ]
SELECT * FROM `wk_user_session` WHERE ( `token` IS NULL AND `expire_time` > 1757006486 ) LIMIT 1 [ RunTime:0.000344s ]
SHOW FULL COLUMNS FROM `wk_papers` [ RunTime:0.001224s ]
SELECT * FROM `wk_papers` WHERE `id` = '553633' LIMIT 1 [ RunTime:0.000535s ]
SHOW FULL COLUMNS FROM `wk_paper_files` [ RunTime:0.000680s ]
SELECT * FROM `wk_paper_files` WHERE `paper_id` = '553633' [ RunTime:0.000449s ]
SHOW FULL COLUMNS FROM `wk_paper_files_preview` [ RunTime:0.000625s ]
SELECT * FROM `wk_paper_files_preview` WHERE `paper_file_id` = '1133667' ORDER BY `file_number` ASC [ RunTime:0.000442s ]
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:0.000879s ]
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:0.000790s ]
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:0.000823s ]
SHOW FULL COLUMNS FROM `wk_paper_collect` [ RunTime:0.000786s ]
SELECT * FROM `wk_paper_collect` WHERE `user_id` = 0 AND `paper_id` = 553633 AND `paper_type` = 1 AND `status` = 1 LIMIT 1 [ RunTime:0.000816s ]
