SHOW FULL COLUMNS FROM `wk_user_session` [ RunTime:0.000650s ]
SELECT * FROM `wk_user_session` WHERE ( `token` IS NULL AND `expire_time` > 1757202030 ) LIMIT 1 [ RunTime:0.000298s ]
SHOW FULL COLUMNS FROM `wk_papers` [ RunTime:0.000588s ]
SELECT * FROM `wk_papers` WHERE `id` = '520020' LIMIT 1 [ RunTime:0.000425s ]
SHOW FULL COLUMNS FROM `wk_paper_files` [ RunTime:0.000499s ]
SELECT * FROM `wk_paper_files` WHERE `paper_id` = '520020' [ RunTime:0.000424s ]
SHOW FULL COLUMNS FROM `wk_paper_files_preview` [ RunTime:0.000479s ]
SELECT * FROM `wk_paper_files_preview` WHERE `paper_file_id` = '1066441' ORDER BY `file_number` ASC [ RunTime:0.000317s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 3 AND `area_id` = 530000 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.006089s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 3 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000545s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 3 AND `volume_id` = '0' ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000547s ]
SHOW FULL COLUMNS FROM `wk_paper_collect` [ RunTime:0.000508s ]
SELECT * FROM `wk_paper_collect` WHERE `user_id` = 0 AND `paper_id` = 520020 AND `paper_type` = 1 AND `status` = 1 LIMIT 1 [ RunTime:0.000495s ]
