SHOW FULL COLUMNS FROM `wk_user_session` [ RunTime:0.000737s ]
SELECT * FROM `wk_user_session` WHERE ( `token` IS NULL AND `expire_time` > 1757687877 ) LIMIT 1 [ RunTime:0.000365s ]
SHOW FULL COLUMNS FROM `wk_papers` [ RunTime:0.000783s ]
SELECT * FROM `wk_papers` WHERE `id` = '552731' LIMIT 1 [ RunTime:0.000567s ]
SHOW FULL COLUMNS FROM `wk_paper_files` [ RunTime:0.000647s ]
SELECT * FROM `wk_paper_files` WHERE `paper_id` = '552731' [ RunTime:0.000486s ]
SHOW FULL COLUMNS FROM `wk_paper_files_preview` [ RunTime:0.000677s ]
SELECT * FROM `wk_paper_files_preview` WHERE `paper_file_id` = '1131863' ORDER BY `file_number` ASC [ RunTime:0.000447s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 3 AND `area_id` = 0 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000637s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 3 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000536s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 3 AND `volume_id` = '0' ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000804s ]
SHOW FULL COLUMNS FROM `wk_paper_collect` [ RunTime:0.000697s ]
SELECT * FROM `wk_paper_collect` WHERE `user_id` = 0 AND `paper_id` = 552731 AND `paper_type` = 1 AND `status` = 1 LIMIT 1 [ RunTime:0.000800s ]
