SHOW FULL COLUMNS FROM `wk_user_session` [ RunTime:0.028573s ]
SELECT * FROM `wk_user_session` WHERE ( `token` IS NULL AND `expire_time` > 1769759197 ) LIMIT 1 [ RunTime:0.000341s ]
SHOW FULL COLUMNS FROM `wk_papers` [ RunTime:0.009725s ]
SELECT * FROM `wk_papers` WHERE `id` = '639647' LIMIT 1 [ RunTime:0.000906s ]
SHOW FULL COLUMNS FROM `wk_paper_files` [ RunTime:0.000716s ]
SELECT * FROM `wk_paper_files` WHERE `paper_id` = '639647' [ RunTime:0.003420s ]
SHOW FULL COLUMNS FROM `wk_paper_files_preview` [ RunTime:0.007685s ]
SELECT * FROM `wk_paper_files_preview` WHERE `paper_file_id` = '1305670' ORDER BY `file_number` ASC [ RunTime:0.005313s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 8 AND `area_id` = 620000 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.010143s ]
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:0.013417s ]
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:0.013840s ]
SHOW FULL COLUMNS FROM `wk_paper_collect` [ RunTime:0.000882s ]
SELECT * FROM `wk_paper_collect` WHERE `user_id` = 0 AND `paper_id` = 639647 AND `paper_type` = 1 AND `status` = 1 LIMIT 1 [ RunTime:0.001138s ]
