SHOW FULL COLUMNS FROM `wk_user_session` [ RunTime:0.003303s ]
SELECT * FROM `wk_user_session` WHERE ( `token` IS NULL AND `expire_time` > 1769463941 ) LIMIT 1 [ RunTime:0.001658s ]
SHOW FULL COLUMNS FROM `wk_papers` [ RunTime:0.003973s ]
SELECT * FROM `wk_papers` WHERE `id` = '672620' LIMIT 1 [ RunTime:0.002107s ]
SHOW FULL COLUMNS FROM `wk_paper_files` [ RunTime:0.001007s ]
SELECT * FROM `wk_paper_files` WHERE `paper_id` = '672620' [ RunTime:0.002050s ]
SHOW FULL COLUMNS FROM `wk_paper_files_preview` [ RunTime:0.013387s ]
SELECT * FROM `wk_paper_files_preview` WHERE `paper_file_id` = '1371612' ORDER BY `file_number` ASC [ RunTime:0.001565s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 7 AND `area_id` = 230000 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.010347s ]
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:0.004041s ]
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:0.015947s ]
SHOW FULL COLUMNS FROM `wk_paper_collect` [ RunTime:0.005865s ]
SELECT * FROM `wk_paper_collect` WHERE `user_id` = 0 AND `paper_id` = 672620 AND `paper_type` = 1 AND `status` = 1 LIMIT 1 [ RunTime:0.002172s ]
