SHOW FULL COLUMNS FROM `wk_user_session` [ RunTime:0.000533s ]
SELECT * FROM `wk_user_session` WHERE ( `token` IS NULL AND `expire_time` > 1757290852 ) LIMIT 1 [ RunTime:0.000415s ]
SHOW FULL COLUMNS FROM `wk_papers` [ RunTime:0.000582s ]
SELECT * FROM `wk_papers` WHERE `id` = '539740' LIMIT 1 [ RunTime:0.000415s ]
SHOW FULL COLUMNS FROM `wk_paper_files` [ RunTime:0.000480s ]
SELECT * FROM `wk_paper_files` WHERE `paper_id` = '539740' [ RunTime:0.001145s ]
SHOW FULL COLUMNS FROM `wk_paper_files_preview` [ RunTime:0.000462s ]
SELECT * FROM `wk_paper_files_preview` WHERE `paper_file_id` = '1105881' ORDER BY `file_number` ASC [ RunTime:0.000384s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 7 AND `area_id` = 530000 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.002559s ]
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:0.000545s ]
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:0.000484s ]
SHOW FULL COLUMNS FROM `wk_paper_collect` [ RunTime:0.000482s ]
SELECT * FROM `wk_paper_collect` WHERE `user_id` = 0 AND `paper_id` = 539740 AND `paper_type` = 1 AND `status` = 1 LIMIT 1 [ RunTime:0.000517s ]
