SHOW FULL COLUMNS FROM `wk_user_session` [ RunTime:0.000756s ]
SELECT * FROM `wk_user_session` WHERE ( `token` IS NULL AND `expire_time` > 1757004512 ) LIMIT 1 [ RunTime:0.000362s ]
SHOW FULL COLUMNS FROM `wk_papers` [ RunTime:0.000845s ]
SELECT * FROM `wk_papers` WHERE `id` = '518473' LIMIT 1 [ RunTime:0.000529s ]
SHOW FULL COLUMNS FROM `wk_paper_files` [ RunTime:0.000639s ]
SELECT * FROM `wk_paper_files` WHERE `paper_id` = '518473' [ RunTime:0.000455s ]
SHOW FULL COLUMNS FROM `wk_paper_files_preview` [ RunTime:0.000611s ]
SELECT * FROM `wk_paper_files_preview` WHERE `paper_file_id` = '1063347' ORDER BY `file_number` ASC [ RunTime:0.000420s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 6 AND `area_id` = 0 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000752s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 6 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000713s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 6 AND `volume_id` = '0' ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000546s ]
SHOW FULL COLUMNS FROM `wk_paper_collect` [ RunTime:0.000636s ]
SELECT * FROM `wk_paper_collect` WHERE `user_id` = 0 AND `paper_id` = 518473 AND `paper_type` = 1 AND `status` = 1 LIMIT 1 [ RunTime:0.000723s ]
