SHOW FULL COLUMNS FROM `wk_user_session` [ RunTime:0.004055s ]
SELECT * FROM `wk_user_session` WHERE ( `token` IS NULL AND `expire_time` > 1769074102 ) LIMIT 1 [ RunTime:0.001061s ]
SHOW FULL COLUMNS FROM `wk_papers` [ RunTime:0.004603s ]
SELECT * FROM `wk_papers` WHERE `id` = '687213' LIMIT 1 [ RunTime:0.000486s ]
SHOW FULL COLUMNS FROM `wk_paper_files` [ RunTime:0.000690s ]
SELECT * FROM `wk_paper_files` WHERE `paper_id` = '687213' [ RunTime:0.001411s ]
SHOW FULL COLUMNS FROM `wk_paper_files_preview` [ RunTime:0.004299s ]
SELECT * FROM `wk_paper_files_preview` WHERE `paper_file_id` = '1400798' ORDER BY `file_number` ASC [ RunTime:0.000419s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 12 AND `area_id` = 420000 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.008915s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 12 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.005532s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 12 AND `volume_id` = '0' ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000823s ]
SHOW FULL COLUMNS FROM `wk_paper_collect` [ RunTime:0.013780s ]
SELECT * FROM `wk_paper_collect` WHERE `user_id` = 0 AND `paper_id` = 687213 AND `paper_type` = 1 AND `status` = 1 LIMIT 1 [ RunTime:0.001067s ]
