SHOW FULL COLUMNS FROM `wk_user_session` [ RunTime:0.003233s ]
SELECT * FROM `wk_user_session` WHERE ( `token` IS NULL AND `expire_time` > 1756996664 ) LIMIT 1 [ RunTime:0.001176s ]
SHOW FULL COLUMNS FROM `wk_papers` [ RunTime:0.003295s ]
SELECT * FROM `wk_papers` WHERE `id` = '512677' LIMIT 1 [ RunTime:0.002309s ]
SHOW FULL COLUMNS FROM `wk_paper_files` [ RunTime:0.001846s ]
SELECT * FROM `wk_paper_files` WHERE `paper_id` = '512677' [ RunTime:0.002830s ]
SHOW FULL COLUMNS FROM `wk_paper_files_preview` [ RunTime:0.000616s ]
SELECT * FROM `wk_paper_files_preview` WHERE `paper_file_id` = '1051756' ORDER BY `file_number` ASC [ RunTime:0.000430s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 4 AND `area_id` = 440000 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.007640s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 4 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000727s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 4 AND `volume_id` = '0' ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.001162s ]
SHOW FULL COLUMNS FROM `wk_paper_collect` [ RunTime:0.000690s ]
SELECT * FROM `wk_paper_collect` WHERE `user_id` = 0 AND `paper_id` = 512677 AND `paper_type` = 1 AND `status` = 1 LIMIT 1 [ RunTime:0.000736s ]
