SHOW FULL COLUMNS FROM `wk_user_session` [ RunTime:0.000664s ]
SELECT * FROM `wk_user_session` WHERE ( `token` IS NULL AND `expire_time` > 1757687370 ) LIMIT 1 [ RunTime:0.000359s ]
SHOW FULL COLUMNS FROM `wk_papers` [ RunTime:0.000766s ]
SELECT * FROM `wk_papers` WHERE `id` = '538883' LIMIT 1 [ RunTime:0.000491s ]
SHOW FULL COLUMNS FROM `wk_paper_files` [ RunTime:0.000556s ]
SELECT * FROM `wk_paper_files` WHERE `paper_id` = '538883' [ RunTime:0.000432s ]
SHOW FULL COLUMNS FROM `wk_paper_files_preview` [ RunTime:0.000507s ]
SELECT * FROM `wk_paper_files_preview` WHERE `paper_file_id` = '1104167' ORDER BY `file_number` ASC [ RunTime:0.000376s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 8 AND `area_id` = 0 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000644s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 8 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000541s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 8 AND `volume_id` = '0' ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000593s ]
SHOW FULL COLUMNS FROM `wk_paper_collect` [ RunTime:0.000571s ]
SELECT * FROM `wk_paper_collect` WHERE `user_id` = 0 AND `paper_id` = 538883 AND `paper_type` = 1 AND `status` = 1 LIMIT 1 [ RunTime:0.000522s ]
