SHOW FULL COLUMNS FROM `wk_user_session` [ RunTime:0.000565s ]
SELECT * FROM `wk_user_session` WHERE ( `token` IS NULL AND `expire_time` > 1757687877 ) LIMIT 1 [ RunTime:0.000462s ]
SHOW FULL COLUMNS FROM `wk_papers` [ RunTime:0.000680s ]
SELECT * FROM `wk_papers` WHERE `id` = '553139' LIMIT 1 [ RunTime:0.000535s ]
SHOW FULL COLUMNS FROM `wk_paper_files` [ RunTime:0.000688s ]
SELECT * FROM `wk_paper_files` WHERE `paper_id` = '553139' [ RunTime:0.000419s ]
SHOW FULL COLUMNS FROM `wk_paper_files_preview` [ RunTime:0.001229s ]
SELECT * FROM `wk_paper_files_preview` WHERE `paper_file_id` = '1132679' ORDER BY `file_number` ASC [ RunTime:0.000463s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 4 AND `area_id` = 0 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000760s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 4 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000569s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 4 AND `volume_id` = '0' ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000757s ]
SHOW FULL COLUMNS FROM `wk_paper_collect` [ RunTime:0.000678s ]
SELECT * FROM `wk_paper_collect` WHERE `user_id` = 0 AND `paper_id` = 553139 AND `paper_type` = 1 AND `status` = 1 LIMIT 1 [ RunTime:0.000762s ]
