SHOW FULL COLUMNS FROM `wk_user_session` [ RunTime:0.007768s ]
SELECT * FROM `wk_user_session` WHERE ( `token` IS NULL AND `expire_time` > 1755783520 ) LIMIT 1 [ RunTime:0.000480s ]
SHOW FULL COLUMNS FROM `wk_papers` [ RunTime:0.001121s ]
SELECT * FROM `wk_papers` WHERE `id` = '475381' LIMIT 1 [ RunTime:0.000573s ]
SHOW FULL COLUMNS FROM `wk_paper_files` [ RunTime:0.000730s ]
SELECT * FROM `wk_paper_files` WHERE `paper_id` = '475381' [ RunTime:0.000475s ]
SHOW FULL COLUMNS FROM `wk_paper_files_preview` [ RunTime:0.000686s ]
SELECT * FROM `wk_paper_files_preview` WHERE `paper_file_id` = '977177' ORDER BY `file_number` ASC [ RunTime:0.000463s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 12 AND `area_id` = 620000 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.005069s ]
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:0.000711s ]
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:0.000788s ]
SHOW FULL COLUMNS FROM `wk_paper_collect` [ RunTime:0.000782s ]
SELECT * FROM `wk_paper_collect` WHERE `user_id` = 0 AND `paper_id` = 475381 AND `paper_type` = 1 AND `status` = 1 LIMIT 1 [ RunTime:0.000774s ]