SHOW FULL COLUMNS FROM `wk_user_session` [ RunTime:0.000746s ]
SELECT * FROM `wk_user_session` WHERE ( `token` IS NULL AND `expire_time` > 1757007013 ) LIMIT 1 [ RunTime:0.000375s ]
SHOW FULL COLUMNS FROM `wk_papers` [ RunTime:0.000937s ]
SELECT * FROM `wk_papers` WHERE `id` = '553509' LIMIT 1 [ RunTime:0.000516s ]
SHOW FULL COLUMNS FROM `wk_paper_files` [ RunTime:0.000682s ]
SELECT * FROM `wk_paper_files` WHERE `paper_id` = '553509' [ RunTime:0.000520s ]
SHOW FULL COLUMNS FROM `wk_paper_files_preview` [ RunTime:0.000782s ]
SELECT * FROM `wk_paper_files_preview` WHERE `paper_file_id` = '1133419' ORDER BY `file_number` ASC [ RunTime:0.000515s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 7 AND `area_id` = 0 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000966s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 7 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000712s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 7 AND `volume_id` = '0' ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000765s ]
SHOW FULL COLUMNS FROM `wk_paper_collect` [ RunTime:0.000782s ]
SELECT * FROM `wk_paper_collect` WHERE `user_id` = 0 AND `paper_id` = 553509 AND `paper_type` = 1 AND `status` = 1 LIMIT 1 [ RunTime:0.000819s ]
