SHOW FULL COLUMNS FROM `wk_user_session` [ RunTime:0.003301s ]
SELECT * FROM `wk_user_session` WHERE ( `token` IS NULL AND `expire_time` > 1769356928 ) LIMIT 1 [ RunTime:0.001181s ]
SHOW FULL COLUMNS FROM `wk_papers` [ RunTime:0.003255s ]
SELECT * FROM `wk_papers` WHERE `id` = '664619' LIMIT 1 [ RunTime:0.001747s ]
SHOW FULL COLUMNS FROM `wk_paper_files` [ RunTime:0.000750s ]
SELECT * FROM `wk_paper_files` WHERE `paper_id` = '664619' [ RunTime:0.004154s ]
SHOW FULL COLUMNS FROM `wk_paper_files_preview` [ RunTime:0.000764s ]
SELECT * FROM `wk_paper_files_preview` WHERE `paper_file_id` = '1355612' ORDER BY `file_number` ASC [ RunTime:0.002872s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 4 AND `area_id` = 320000 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.007086s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 4 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.006167s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 4 AND `volume_id` = '0' ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000874s ]
SHOW FULL COLUMNS FROM `wk_paper_collect` [ RunTime:0.012442s ]
SELECT * FROM `wk_paper_collect` WHERE `user_id` = 0 AND `paper_id` = 664619 AND `paper_type` = 1 AND `status` = 1 LIMIT 1 [ RunTime:0.001040s ]
