SHOW FULL COLUMNS FROM `wk_user_session` [ RunTime:0.004941s ]
SELECT * FROM `wk_user_session` WHERE ( `token` IS NULL AND `expire_time` > 1769555297 ) LIMIT 1 [ RunTime:0.000391s ]
SHOW FULL COLUMNS FROM `wk_papers` [ RunTime:0.001017s ]
SELECT * FROM `wk_papers` WHERE `id` = '644848' LIMIT 1 [ RunTime:0.000566s ]
SHOW FULL COLUMNS FROM `wk_paper_files` [ RunTime:0.000717s ]
SELECT * FROM `wk_paper_files` WHERE `paper_id` = '644848' [ RunTime:0.000531s ]
SHOW FULL COLUMNS FROM `wk_paper_files_preview` [ RunTime:0.010978s ]
SELECT * FROM `wk_paper_files_preview` WHERE `paper_file_id` = '1316071' ORDER BY `file_number` ASC [ RunTime:0.000533s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 12 AND `area_id` = 440000 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.006354s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 12 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000875s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 12 AND `volume_id` = '0' ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000790s ]
SHOW FULL COLUMNS FROM `wk_paper_collect` [ RunTime:0.005968s ]
SELECT * FROM `wk_paper_collect` WHERE `user_id` = 0 AND `paper_id` = 644848 AND `paper_type` = 1 AND `status` = 1 LIMIT 1 [ RunTime:0.001080s ]
