SHOW FULL COLUMNS FROM `wk_user_session` [ RunTime:0.000889s ]
SELECT * FROM `wk_user_session` WHERE ( `token` IS NULL AND `expire_time` > 1769740938 ) LIMIT 1 [ RunTime:0.000420s ]
SHOW FULL COLUMNS FROM `wk_papers` [ RunTime:0.013314s ]
SELECT * FROM `wk_papers` WHERE `id` = '690885' LIMIT 1 [ RunTime:0.003170s ]
SHOW FULL COLUMNS FROM `wk_paper_files` [ RunTime:0.002420s ]
SELECT * FROM `wk_paper_files` WHERE `paper_id` = '690885' [ RunTime:0.000533s ]
SHOW FULL COLUMNS FROM `wk_paper_files_preview` [ RunTime:0.005356s ]
SELECT * FROM `wk_paper_files_preview` WHERE `paper_file_id` = '1408142' ORDER BY `file_number` ASC [ RunTime:0.000500s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 9 AND `area_id` = 310000 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.007454s ]
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:0.014416s ]
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:0.003875s ]
SHOW FULL COLUMNS FROM `wk_paper_collect` [ RunTime:0.006170s ]
SELECT * FROM `wk_paper_collect` WHERE `user_id` = 0 AND `paper_id` = 690885 AND `paper_type` = 1 AND `status` = 1 LIMIT 1 [ RunTime:0.001076s ]
