SHOW FULL COLUMNS FROM `wk_user_session` [ RunTime:0.001919s ]
SELECT * FROM `wk_user_session` WHERE ( `token` IS NULL AND `expire_time` > 1769264577 ) LIMIT 1 [ RunTime:0.002281s ]
SHOW FULL COLUMNS FROM `wk_papers` [ RunTime:0.002794s ]
SELECT * FROM `wk_papers` WHERE `id` = '674220' LIMIT 1 [ RunTime:0.002721s ]
SHOW FULL COLUMNS FROM `wk_paper_files` [ RunTime:0.001072s ]
SELECT * FROM `wk_paper_files` WHERE `paper_id` = '674220' [ RunTime:0.002809s ]
SHOW FULL COLUMNS FROM `wk_paper_files_preview` [ RunTime:0.016120s ]
SELECT * FROM `wk_paper_files_preview` WHERE `paper_file_id` = '1374812' ORDER BY `file_number` ASC [ RunTime:0.000511s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 10 AND `area_id` = 370000 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.005867s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 10 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.004080s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 10 AND `volume_id` = '0' ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.005753s ]
SHOW FULL COLUMNS FROM `wk_paper_collect` [ RunTime:0.021271s ]
SELECT * FROM `wk_paper_collect` WHERE `user_id` = 0 AND `paper_id` = 674220 AND `paper_type` = 1 AND `status` = 1 LIMIT 1 [ RunTime:0.001092s ]
