SHOW FULL COLUMNS FROM `wk_user_session` [ RunTime:0.002693s ]
SELECT * FROM `wk_user_session` WHERE ( `token` IS NULL AND `expire_time` > 1769003487 ) LIMIT 1 [ RunTime:0.001623s ]
SHOW FULL COLUMNS FROM `wk_papers` [ RunTime:0.001960s ]
SELECT * FROM `wk_papers` WHERE `id` = '683551' LIMIT 1 [ RunTime:0.008794s ]
SHOW FULL COLUMNS FROM `wk_paper_files` [ RunTime:0.000723s ]
SELECT * FROM `wk_paper_files` WHERE `paper_id` = '683551' [ RunTime:0.000471s ]
SHOW FULL COLUMNS FROM `wk_paper_files_preview` [ RunTime:0.000634s ]
SELECT * FROM `wk_paper_files_preview` WHERE `paper_file_id` = '1393474' ORDER BY `file_number` ASC [ RunTime:0.000410s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 8 AND `area_id` = 0 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.001158s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 8 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.003141s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 8 AND `volume_id` = '0' ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000743s ]
SHOW FULL COLUMNS FROM `wk_paper_collect` [ RunTime:0.008557s ]
SELECT * FROM `wk_paper_collect` WHERE `user_id` = 0 AND `paper_id` = 683551 AND `paper_type` = 1 AND `status` = 1 LIMIT 1 [ RunTime:0.001025s ]
