SHOW FULL COLUMNS FROM `wk_user_session` [ RunTime:0.001954s ]
SELECT * FROM `wk_user_session` WHERE ( `token` IS NULL AND `expire_time` > 1769791837 ) LIMIT 1 [ RunTime:0.002151s ]
SHOW FULL COLUMNS FROM `wk_papers` [ RunTime:0.002560s ]
SELECT * FROM `wk_papers` WHERE `id` = '681428' LIMIT 1 [ RunTime:0.001371s ]
SHOW FULL COLUMNS FROM `wk_paper_files` [ RunTime:0.001899s ]
SELECT * FROM `wk_paper_files` WHERE `paper_id` = '681428' [ RunTime:0.000960s ]
SHOW FULL COLUMNS FROM `wk_paper_files_preview` [ RunTime:0.004104s ]
SELECT * FROM `wk_paper_files_preview` WHERE `paper_file_id` = '1389228' ORDER BY `file_number` ASC [ RunTime:0.003984s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 7 AND `area_id` = 340000 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.001940s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 7 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.003438s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 7 AND `volume_id` = '0' ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.003793s ]
SHOW FULL COLUMNS FROM `wk_paper_collect` [ RunTime:0.007174s ]
SELECT * FROM `wk_paper_collect` WHERE `user_id` = 0 AND `paper_id` = 681428 AND `paper_type` = 1 AND `status` = 1 LIMIT 1 [ RunTime:0.002261s ]
