SHOW FULL COLUMNS FROM `wk_user_session` [ RunTime:0.001103s ]
SELECT * FROM `wk_user_session` WHERE ( `token` IS NULL AND `expire_time` > 1757846784 ) LIMIT 1 [ RunTime:0.000364s ]
SHOW FULL COLUMNS FROM `wk_papers` [ RunTime:0.000943s ]
SELECT * FROM `wk_papers` WHERE `id` = '552522' LIMIT 1 [ RunTime:0.000449s ]
SHOW FULL COLUMNS FROM `wk_paper_files` [ RunTime:0.000569s ]
SELECT * FROM `wk_paper_files` WHERE `paper_id` = '552522' [ RunTime:0.000439s ]
SHOW FULL COLUMNS FROM `wk_paper_files_preview` [ RunTime:0.000528s ]
SELECT * FROM `wk_paper_files_preview` WHERE `paper_file_id` = '1131445' ORDER BY `file_number` ASC [ RunTime:0.000492s ]
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:0.000756s ]
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:0.000570s ]
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:0.000708s ]
SHOW FULL COLUMNS FROM `wk_paper_collect` [ RunTime:0.000694s ]
SELECT * FROM `wk_paper_collect` WHERE `user_id` = 0 AND `paper_id` = 552522 AND `paper_type` = 1 AND `status` = 1 LIMIT 1 [ RunTime:0.000771s ]
