SHOW FULL COLUMNS FROM `wk_user_session` [ RunTime:0.000629s ]
SELECT * FROM `wk_user_session` WHERE ( `token` IS NULL AND `expire_time` > 1769299890 ) LIMIT 1 [ RunTime:0.000371s ]
SHOW FULL COLUMNS FROM `wk_papers` [ RunTime:0.000657s ]
SELECT * FROM `wk_papers` WHERE `id` = '673507' LIMIT 1 [ RunTime:0.000448s ]
SHOW FULL COLUMNS FROM `wk_paper_files` [ RunTime:0.000561s ]
SELECT * FROM `wk_paper_files` WHERE `paper_id` = '673507' [ RunTime:0.000421s ]
SHOW FULL COLUMNS FROM `wk_paper_files_preview` [ RunTime:0.000526s ]
SELECT * FROM `wk_paper_files_preview` WHERE `paper_file_id` = '1373386' ORDER BY `file_number` ASC [ RunTime:0.000390s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 7 AND `area_id` = 330000 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.005788s ]
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:0.000614s ]
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:0.000630s ]
SHOW FULL COLUMNS FROM `wk_paper_collect` [ RunTime:0.000651s ]
SELECT * FROM `wk_paper_collect` WHERE `user_id` = 0 AND `paper_id` = 673507 AND `paper_type` = 1 AND `status` = 1 LIMIT 1 [ RunTime:0.000750s ]
