SHOW FULL COLUMNS FROM `wk_user_session` [ RunTime:0.000866s ]
SELECT * FROM `wk_user_session` WHERE ( `token` IS NULL AND `expire_time` > 1769089167 ) LIMIT 1 [ RunTime:0.000411s ]
SHOW FULL COLUMNS FROM `wk_papers` [ RunTime:0.000957s ]
SELECT * FROM `wk_papers` WHERE `id` = '687893' LIMIT 1 [ RunTime:0.000595s ]
SHOW FULL COLUMNS FROM `wk_paper_files` [ RunTime:0.000744s ]
SELECT * FROM `wk_paper_files` WHERE `paper_id` = '687893' [ RunTime:0.000547s ]
SHOW FULL COLUMNS FROM `wk_paper_files_preview` [ RunTime:0.033694s ]
SELECT * FROM `wk_paper_files_preview` WHERE `paper_file_id` = '1402158' ORDER BY `file_number` ASC [ RunTime:0.000525s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 8 AND `area_id` = 0 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.001393s ]
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:0.001213s ]
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:0.021108s ]
SHOW FULL COLUMNS FROM `wk_paper_collect` [ RunTime:0.000910s ]
SELECT * FROM `wk_paper_collect` WHERE `user_id` = 0 AND `paper_id` = 687893 AND `paper_type` = 1 AND `status` = 1 LIMIT 1 [ RunTime:0.001106s ]
