SHOW FULL COLUMNS FROM `wk_user_session` [ RunTime:0.000642s ]
SELECT * FROM `wk_user_session` WHERE ( `token` IS NULL AND `expire_time` > 1769198692 ) LIMIT 1 [ RunTime:0.000326s ]
SHOW FULL COLUMNS FROM `wk_papers` [ RunTime:0.000660s ]
SELECT * FROM `wk_papers` WHERE `id` = '683902' LIMIT 1 [ RunTime:0.000457s ]
SHOW FULL COLUMNS FROM `wk_paper_files` [ RunTime:0.000527s ]
SELECT * FROM `wk_paper_files` WHERE `paper_id` = '683902' [ RunTime:0.000451s ]
SHOW FULL COLUMNS FROM `wk_paper_files_preview` [ RunTime:0.000503s ]
SELECT * FROM `wk_paper_files_preview` WHERE `paper_file_id` = '1394176' ORDER BY `file_number` ASC [ RunTime:0.000405s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 9 AND `area_id` = 440000 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.001485s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 9 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000770s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 9 AND `volume_id` = '0' ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000797s ]
SHOW FULL COLUMNS FROM `wk_paper_collect` [ RunTime:0.000665s ]
SELECT * FROM `wk_paper_collect` WHERE `user_id` = 0 AND `paper_id` = 683902 AND `paper_type` = 1 AND `status` = 1 LIMIT 1 [ RunTime:0.001089s ]
