SHOW FULL COLUMNS FROM `wk_user_session` [ RunTime:0.000647s ]
SELECT * FROM `wk_user_session` WHERE ( `token` IS NULL AND `expire_time` > 1769736062 ) LIMIT 1 [ RunTime:0.000338s ]
SHOW FULL COLUMNS FROM `wk_papers` [ RunTime:0.000882s ]
SELECT * FROM `wk_papers` WHERE `id` = '639711' LIMIT 1 [ RunTime:0.000519s ]
SHOW FULL COLUMNS FROM `wk_paper_files` [ RunTime:0.000666s ]
SELECT * FROM `wk_paper_files` WHERE `paper_id` = '639711' [ RunTime:0.000574s ]
SHOW FULL COLUMNS FROM `wk_paper_files_preview` [ RunTime:0.012116s ]
SELECT * FROM `wk_paper_files_preview` WHERE `paper_file_id` = '1305798' ORDER BY `file_number` ASC [ RunTime:0.000437s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 8 AND `area_id` = 440000 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.019317s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 8 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000679s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 8 AND `volume_id` = '0' ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000738s ]
SHOW FULL COLUMNS FROM `wk_paper_collect` [ RunTime:0.010637s ]
SELECT * FROM `wk_paper_collect` WHERE `user_id` = 0 AND `paper_id` = 639711 AND `paper_type` = 1 AND `status` = 1 LIMIT 1 [ RunTime:0.001095s ]
