SHOW FULL COLUMNS FROM `wk_user_session` [ RunTime:0.000678s ]
SELECT * FROM `wk_user_session` WHERE ( `token` IS NULL AND `expire_time` > 1757438947 ) LIMIT 1 [ RunTime:0.000357s ]
SHOW FULL COLUMNS FROM `wk_papers` [ RunTime:0.000635s ]
SELECT * FROM `wk_papers` WHERE `id` = '553926' LIMIT 1 [ RunTime:0.000468s ]
SHOW FULL COLUMNS FROM `wk_paper_files` [ RunTime:0.000612s ]
SELECT * FROM `wk_paper_files` WHERE `paper_id` = '553926' [ RunTime:0.000414s ]
SHOW FULL COLUMNS FROM `wk_paper_files_preview` [ RunTime:0.000511s ]
SELECT * FROM `wk_paper_files_preview` WHERE `paper_file_id` = '1134253' ORDER BY `file_number` ASC [ RunTime:0.000363s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 9 AND `area_id` = 510000 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.001973s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 9 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000583s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 9 AND `volume_id` = '0' ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000683s ]
SHOW FULL COLUMNS FROM `wk_paper_collect` [ RunTime:0.000615s ]
SELECT * FROM `wk_paper_collect` WHERE `user_id` = 0 AND `paper_id` = 553926 AND `paper_type` = 1 AND `status` = 1 LIMIT 1 [ RunTime:0.000598s ]
