SHOW FULL COLUMNS FROM `wk_user_session` [ RunTime:0.001876s ]
SELECT * FROM `wk_user_session` WHERE ( `token` IS NULL AND `expire_time` > 1769673020 ) LIMIT 1 [ RunTime:0.002154s ]
SHOW FULL COLUMNS FROM `wk_papers` [ RunTime:0.002434s ]
SELECT * FROM `wk_papers` WHERE `id` = '689272' LIMIT 1 [ RunTime:0.002330s ]
SHOW FULL COLUMNS FROM `wk_paper_files` [ RunTime:0.000952s ]
SELECT * FROM `wk_paper_files` WHERE `paper_id` = '689272' [ RunTime:0.002712s ]
SHOW FULL COLUMNS FROM `wk_paper_files_preview` [ RunTime:0.001979s ]
SELECT * FROM `wk_paper_files_preview` WHERE `paper_file_id` = '1404916' ORDER BY `file_number` ASC [ RunTime:0.003682s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 7 AND `area_id` = 0 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.004024s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 7 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.003373s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 7 AND `volume_id` = '0' ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.005655s ]
SHOW FULL COLUMNS FROM `wk_paper_collect` [ RunTime:0.019206s ]
SELECT * FROM `wk_paper_collect` WHERE `user_id` = 0 AND `paper_id` = 689272 AND `paper_type` = 1 AND `status` = 1 LIMIT 1 [ RunTime:0.002777s ]
