SHOW FULL COLUMNS FROM `wk_user_session` [ RunTime:0.000636s ]
SELECT * FROM `wk_user_session` WHERE ( `token` IS NULL AND `expire_time` > 1769596021 ) LIMIT 1 [ RunTime:0.000329s ]
SHOW FULL COLUMNS FROM `wk_papers` [ RunTime:0.000672s ]
SELECT * FROM `wk_papers` WHERE `id` = '628042' LIMIT 1 [ RunTime:0.000472s ]
SHOW FULL COLUMNS FROM `wk_paper_files` [ RunTime:0.000550s ]
SELECT * FROM `wk_paper_files` WHERE `paper_id` = '628042' [ RunTime:0.000437s ]
SHOW FULL COLUMNS FROM `wk_paper_files_preview` [ RunTime:0.000552s ]
SELECT * FROM `wk_paper_files_preview` WHERE `paper_file_id` = '1282460' ORDER BY `file_number` ASC [ RunTime:0.000448s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 12 AND `area_id` = 0 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.001421s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 12 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000497s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 12 AND `volume_id` = '0' ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000695s ]
SHOW FULL COLUMNS FROM `wk_paper_collect` [ RunTime:0.000773s ]
SELECT * FROM `wk_paper_collect` WHERE `user_id` = 0 AND `paper_id` = 628042 AND `paper_type` = 1 AND `status` = 1 LIMIT 1 [ RunTime:0.001083s ]
