SHOW FULL COLUMNS FROM `wk_user_session` [ RunTime:0.004165s ]
SELECT * FROM `wk_user_session` WHERE ( `token` IS NULL AND `expire_time` > 1769427539 ) LIMIT 1 [ RunTime:0.000360s ]
SHOW FULL COLUMNS FROM `wk_papers` [ RunTime:0.006722s ]
SELECT * FROM `wk_papers` WHERE `id` = '660932' LIMIT 1 [ RunTime:0.000559s ]
SHOW FULL COLUMNS FROM `wk_paper_files` [ RunTime:0.000802s ]
SELECT * FROM `wk_paper_files` WHERE `paper_id` = '660932' [ RunTime:0.030561s ]
SHOW FULL COLUMNS FROM `wk_paper_files_preview` [ RunTime:0.014102s ]
SELECT * FROM `wk_paper_files_preview` WHERE `paper_file_id` = '1348239' ORDER BY `file_number` ASC [ RunTime:0.000493s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 7 AND `area_id` = 0 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.001755s ]
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:0.000822s ]
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:0.000807s ]
SHOW FULL COLUMNS FROM `wk_paper_collect` [ RunTime:0.011660s ]
SELECT * FROM `wk_paper_collect` WHERE `user_id` = 0 AND `paper_id` = 660932 AND `paper_type` = 1 AND `status` = 1 LIMIT 1 [ RunTime:0.001111s ]
