SHOW FULL COLUMNS FROM `wk_user_session` [ RunTime:0.000846s ]
SELECT * FROM `wk_user_session` WHERE ( `token` IS NULL AND `expire_time` > 1770539950 ) LIMIT 1 [ RunTime:0.000415s ]
SHOW FULL COLUMNS FROM `wk_papers` [ RunTime:0.001139s ]
SELECT * FROM `wk_papers` WHERE `id` = '645547' LIMIT 1 [ RunTime:0.000638s ]
SHOW FULL COLUMNS FROM `wk_paper_files` [ RunTime:0.000771s ]
SELECT * FROM `wk_paper_files` WHERE `paper_id` = '645547' [ RunTime:0.000506s ]
SHOW FULL COLUMNS FROM `wk_paper_files_preview` [ RunTime:0.000674s ]
SELECT * FROM `wk_paper_files_preview` WHERE `paper_file_id` = '1317469' ORDER BY `file_number` ASC [ RunTime:0.000418s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 2 AND `area_id` = 0 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.001986s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 2 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.022280s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 2 AND `volume_id` = '0' ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.010994s ]
SHOW FULL COLUMNS FROM `wk_paper_collect` [ RunTime:0.000708s ]
SELECT * FROM `wk_paper_collect` WHERE `user_id` = 0 AND `paper_id` = 645547 AND `paper_type` = 1 AND `status` = 1 LIMIT 1 [ RunTime:0.001095s ]
