SHOW FULL COLUMNS FROM `wk_user_session` [ RunTime:0.000666s ]
SELECT * FROM `wk_user_session` WHERE ( `token` IS NULL AND `expire_time` > 1750162284 ) LIMIT 1 [ RunTime:0.000360s ]
SHOW FULL COLUMNS FROM `wk_papers` [ RunTime:0.000690s ]
SELECT * FROM `wk_papers` WHERE `id` = '406307' LIMIT 1 [ RunTime:0.000486s ]
SHOW FULL COLUMNS FROM `wk_paper_files` [ RunTime:0.000488s ]
SELECT * FROM `wk_paper_files` WHERE `paper_id` = '406307' [ RunTime:0.001255s ]
SHOW FULL COLUMNS FROM `wk_paper_files_preview` [ RunTime:0.000468s ]
SELECT * FROM `wk_paper_files_preview` WHERE `paper_file_id` = '802321' ORDER BY `file_number` ASC [ RunTime:0.000323s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 7 AND `area_id` = 440000 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.004847s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 7 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000508s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 7 AND `volume_id` = '0' ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000507s ]
SHOW FULL COLUMNS FROM `wk_paper_collect` [ RunTime:0.000527s ]
SELECT * FROM `wk_paper_collect` WHERE `user_id` = 0 AND `paper_id` = 406307 AND `paper_type` = 1 AND `status` = 1 LIMIT 1 [ RunTime:0.000453s ]
