SHOW FULL COLUMNS FROM `wk_user_session` [ RunTime:0.000787s ]
SELECT * FROM `wk_user_session` WHERE ( `token` IS NULL AND `expire_time` > 1769863783 ) LIMIT 1 [ RunTime:0.000340s ]
SHOW FULL COLUMNS FROM `wk_papers` [ RunTime:0.000948s ]
SELECT * FROM `wk_papers` WHERE `id` = '643227' LIMIT 1 [ RunTime:0.000581s ]
SHOW FULL COLUMNS FROM `wk_paper_files` [ RunTime:0.000793s ]
SELECT * FROM `wk_paper_files` WHERE `paper_id` = '643227' [ RunTime:0.000518s ]
SHOW FULL COLUMNS FROM `wk_paper_files_preview` [ RunTime:0.000699s ]
SELECT * FROM `wk_paper_files_preview` WHERE `paper_file_id` = '1312829' ORDER BY `file_number` ASC [ RunTime:0.000453s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 9 AND `area_id` = 440000 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.002164s ]
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:0.000786s ]
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:0.000820s ]
SHOW FULL COLUMNS FROM `wk_paper_collect` [ RunTime:0.000816s ]
SELECT * FROM `wk_paper_collect` WHERE `user_id` = 0 AND `paper_id` = 643227 AND `paper_type` = 1 AND `status` = 1 LIMIT 1 [ RunTime:0.001250s ]
