SHOW FULL COLUMNS FROM `wk_user_session` [ RunTime:0.002692s ]
SELECT * FROM `wk_user_session` WHERE ( `token` IS NULL AND `expire_time` > 1769539008 ) LIMIT 1 [ RunTime:0.002450s ]
SHOW FULL COLUMNS FROM `wk_papers` [ RunTime:0.000967s ]
SELECT * FROM `wk_papers` WHERE `id` = '672478' LIMIT 1 [ RunTime:0.001779s ]
SHOW FULL COLUMNS FROM `wk_paper_files` [ RunTime:0.001065s ]
SELECT * FROM `wk_paper_files` WHERE `paper_id` = '672478' [ RunTime:0.002829s ]
SHOW FULL COLUMNS FROM `wk_paper_files_preview` [ RunTime:0.001702s ]
SELECT * FROM `wk_paper_files_preview` WHERE `paper_file_id` = '1371328' ORDER BY `file_number` ASC [ RunTime:0.003594s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 7 AND `area_id` = 220000 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.004873s ]
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:0.000710s ]
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:0.000755s ]
SHOW FULL COLUMNS FROM `wk_paper_collect` [ RunTime:0.000719s ]
SELECT * FROM `wk_paper_collect` WHERE `user_id` = 0 AND `paper_id` = 672478 AND `paper_type` = 1 AND `status` = 1 LIMIT 1 [ RunTime:0.001087s ]
