SHOW FULL COLUMNS FROM `wk_user_session` [ RunTime:0.000588s ]
SELECT * FROM `wk_user_session` WHERE ( `token` IS NULL AND `expire_time` > 1758633988 ) LIMIT 1 [ RunTime:0.000372s ]
SHOW FULL COLUMNS FROM `wk_papers` [ RunTime:0.000852s ]
SELECT * FROM `wk_papers` WHERE `id` = '500503' LIMIT 1 [ RunTime:0.000520s ]
SHOW FULL COLUMNS FROM `wk_paper_files` [ RunTime:0.000747s ]
SELECT * FROM `wk_paper_files` WHERE `paper_id` = '500503' [ RunTime:0.001213s ]
SHOW FULL COLUMNS FROM `wk_paper_files_preview` [ RunTime:0.000508s ]
SELECT * FROM `wk_paper_files_preview` WHERE `paper_file_id` = '1027408' ORDER BY `file_number` ASC [ RunTime:0.000438s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 9 AND `area_id` = 340000 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.001703s ]
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:0.000559s ]
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:0.000690s ]
SHOW FULL COLUMNS FROM `wk_paper_collect` [ RunTime:0.000712s ]
SELECT * FROM `wk_paper_collect` WHERE `user_id` = 0 AND `paper_id` = 500503 AND `paper_type` = 1 AND `status` = 1 LIMIT 1 [ RunTime:0.000779s ]
