SHOW FULL COLUMNS FROM `wk_user_session` [ RunTime:0.000619s ]
SELECT * FROM `wk_user_session` WHERE ( `token` IS NULL AND `expire_time` > 1768931904 ) LIMIT 1 [ RunTime:0.000357s ]
SHOW FULL COLUMNS FROM `wk_papers` [ RunTime:0.000825s ]
SELECT * FROM `wk_papers` WHERE `id` = '687913' LIMIT 1 [ RunTime:0.000518s ]
SHOW FULL COLUMNS FROM `wk_paper_files` [ RunTime:0.000776s ]
SELECT * FROM `wk_paper_files` WHERE `paper_id` = '687913' [ RunTime:0.000564s ]
SHOW FULL COLUMNS FROM `wk_paper_files_preview` [ RunTime:0.000624s ]
SELECT * FROM `wk_paper_files_preview` WHERE `paper_file_id` = '1402198' ORDER BY `file_number` ASC [ RunTime:0.000444s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 10 AND `area_id` = 440000 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.002538s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 10 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000734s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 10 AND `volume_id` = '0' ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000771s ]
SHOW FULL COLUMNS FROM `wk_paper_collect` [ RunTime:0.007745s ]
SELECT * FROM `wk_paper_collect` WHERE `user_id` = 0 AND `paper_id` = 687913 AND `paper_type` = 1 AND `status` = 1 LIMIT 1 [ RunTime:0.001062s ]
