SHOW FULL COLUMNS FROM `wk_user_session` [ RunTime:0.002043s ]
SELECT * FROM `wk_user_session` WHERE ( `token` IS NULL AND `expire_time` > 1769939719 ) LIMIT 1 [ RunTime:0.000571s ]
SHOW FULL COLUMNS FROM `wk_papers` [ RunTime:0.003505s ]
SELECT * FROM `wk_papers` WHERE `id` = '647408' LIMIT 1 [ RunTime:0.001819s ]
SHOW FULL COLUMNS FROM `wk_paper_files` [ RunTime:0.002511s ]
SELECT * FROM `wk_paper_files` WHERE `paper_id` = '647408' [ RunTime:0.000748s ]
SHOW FULL COLUMNS FROM `wk_paper_files_preview` [ RunTime:0.003518s ]
SELECT * FROM `wk_paper_files_preview` WHERE `paper_file_id` = '1321191' ORDER BY `file_number` ASC [ RunTime:0.001398s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 7 AND `area_id` = 500000 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.007566s ]
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:0.003948s ]
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:0.003873s ]
SHOW FULL COLUMNS FROM `wk_paper_collect` [ RunTime:0.005882s ]
SELECT * FROM `wk_paper_collect` WHERE `user_id` = 0 AND `paper_id` = 647408 AND `paper_type` = 1 AND `status` = 1 LIMIT 1 [ RunTime:0.002898s ]
