SHOW FULL COLUMNS FROM `wk_user_session` [ RunTime:0.000547s ]
SELECT * FROM `wk_user_session` WHERE ( `token` IS NULL AND `expire_time` > 1765991849 ) LIMIT 1 [ RunTime:0.000284s ]
SHOW FULL COLUMNS FROM `wk_papers` [ RunTime:0.000787s ]
SELECT * FROM `wk_papers` WHERE `id` = '639616' LIMIT 1 [ RunTime:0.000464s ]
SHOW FULL COLUMNS FROM `wk_paper_files` [ RunTime:0.000603s ]
SELECT * FROM `wk_paper_files` WHERE `paper_id` = '639616' [ RunTime:0.000429s ]
SHOW FULL COLUMNS FROM `wk_paper_files_preview` [ RunTime:0.000616s ]
SELECT * FROM `wk_paper_files_preview` WHERE `paper_file_id` = '1305608' ORDER BY `file_number` ASC [ RunTime:0.000404s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 9 AND `area_id` = 230000 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.003777s ]
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:0.000669s ]
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:0.000708s ]
SHOW FULL COLUMNS FROM `wk_paper_collect` [ RunTime:0.000759s ]
SELECT * FROM `wk_paper_collect` WHERE `user_id` = 0 AND `paper_id` = 639616 AND `paper_type` = 1 AND `status` = 1 LIMIT 1 [ RunTime:0.000964s ]
