SHOW FULL COLUMNS FROM `wk_user_session` [ RunTime:0.000780s ]
SELECT * FROM `wk_user_session` WHERE ( `token` IS NULL AND `expire_time` > 1769257041 ) LIMIT 1 [ RunTime:0.000393s ]
SHOW FULL COLUMNS FROM `wk_papers` [ RunTime:0.000935s ]
SELECT * FROM `wk_papers` WHERE `id` = '681995' LIMIT 1 [ RunTime:0.000499s ]
SHOW FULL COLUMNS FROM `wk_paper_files` [ RunTime:0.000675s ]
SELECT * FROM `wk_paper_files` WHERE `paper_id` = '681995' [ RunTime:0.000464s ]
SHOW FULL COLUMNS FROM `wk_paper_files_preview` [ RunTime:0.016366s ]
SELECT * FROM `wk_paper_files_preview` WHERE `paper_file_id` = '1390362' ORDER BY `file_number` ASC [ RunTime:0.000470s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 7 AND `area_id` = 440000 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.012357s ]
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:0.006002s ]
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:0.000826s ]
SHOW FULL COLUMNS FROM `wk_paper_collect` [ RunTime:0.012964s ]
SELECT * FROM `wk_paper_collect` WHERE `user_id` = 0 AND `paper_id` = 681995 AND `paper_type` = 1 AND `status` = 1 LIMIT 1 [ RunTime:0.001060s ]
