SHOW FULL COLUMNS FROM `wk_user_session` [ RunTime:0.002972s ]
SELECT * FROM `wk_user_session` WHERE ( `token` IS NULL AND `expire_time` > 1769589106 ) LIMIT 1 [ RunTime:0.000365s ]
SHOW FULL COLUMNS FROM `wk_papers` [ RunTime:0.000945s ]
SELECT * FROM `wk_papers` WHERE `id` = '642448' LIMIT 1 [ RunTime:0.000612s ]
SHOW FULL COLUMNS FROM `wk_paper_files` [ RunTime:0.000772s ]
SELECT * FROM `wk_paper_files` WHERE `paper_id` = '642448' [ RunTime:0.000525s ]
SHOW FULL COLUMNS FROM `wk_paper_files_preview` [ RunTime:0.000741s ]
SELECT * FROM `wk_paper_files_preview` WHERE `paper_file_id` = '1311271' ORDER BY `file_number` ASC [ RunTime:0.001104s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 10 AND `area_id` = 650000 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.004761s ]
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:0.020881s ]
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:0.000961s ]
SHOW FULL COLUMNS FROM `wk_paper_collect` [ RunTime:0.000663s ]
SELECT * FROM `wk_paper_collect` WHERE `user_id` = 0 AND `paper_id` = 642448 AND `paper_type` = 1 AND `status` = 1 LIMIT 1 [ RunTime:0.001091s ]
