SHOW FULL COLUMNS FROM `wk_user_session` [ RunTime:0.000699s ]
SELECT * FROM `wk_user_session` WHERE ( `token` IS NULL AND `expire_time` > 1769966702 ) LIMIT 1 [ RunTime:0.000333s ]
SHOW FULL COLUMNS FROM `wk_papers` [ RunTime:0.000926s ]
SELECT * FROM `wk_papers` WHERE `id` = '639291' LIMIT 1 [ RunTime:0.001293s ]
SHOW FULL COLUMNS FROM `wk_paper_files` [ RunTime:0.000739s ]
SELECT * FROM `wk_paper_files` WHERE `paper_id` = '639291' [ RunTime:0.009720s ]
SHOW FULL COLUMNS FROM `wk_paper_files_preview` [ RunTime:0.007001s ]
SELECT * FROM `wk_paper_files_preview` WHERE `paper_file_id` = '1304958' ORDER BY `file_number` ASC [ RunTime:0.003395s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 9 AND `area_id` = 410000 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.001622s ]
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:0.002019s ]
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:0.012095s ]
SHOW FULL COLUMNS FROM `wk_paper_collect` [ RunTime:0.000902s ]
SELECT * FROM `wk_paper_collect` WHERE `user_id` = 0 AND `paper_id` = 639291 AND `paper_type` = 1 AND `status` = 1 LIMIT 1 [ RunTime:0.001197s ]
