SHOW FULL COLUMNS FROM `wk_user_session` [ RunTime:0.000577s ]
SELECT * FROM `wk_user_session` WHERE ( `token` IS NULL AND `expire_time` > 1765044382 ) LIMIT 1 [ RunTime:0.000282s ]
SHOW FULL COLUMNS FROM `wk_papers` [ RunTime:0.000587s ]
SELECT * FROM `wk_papers` WHERE `id` = '639906' LIMIT 1 [ RunTime:0.000380s ]
SHOW FULL COLUMNS FROM `wk_paper_files` [ RunTime:0.000448s ]
SELECT * FROM `wk_paper_files` WHERE `paper_id` = '639906' [ RunTime:0.002028s ]
SHOW FULL COLUMNS FROM `wk_paper_files_preview` [ RunTime:0.000449s ]
SELECT * FROM `wk_paper_files_preview` WHERE `paper_file_id` = '1306188' ORDER BY `file_number` ASC [ RunTime:0.000305s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 2 AND `area_id` = 460000 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.005044s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 2 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000634s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 2 AND `volume_id` = '0' ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000609s ]
SHOW FULL COLUMNS FROM `wk_paper_collect` [ RunTime:0.000553s ]
SELECT * FROM `wk_paper_collect` WHERE `user_id` = 0 AND `paper_id` = 639906 AND `paper_type` = 1 AND `status` = 1 LIMIT 1 [ RunTime:0.000611s ]
