SHOW FULL COLUMNS FROM `wk_user_session` [ RunTime:0.028656s ]
SELECT * FROM `wk_user_session` WHERE ( `token` IS NULL AND `expire_time` > 1769104367 ) LIMIT 1 [ RunTime:0.002635s ]
SHOW FULL COLUMNS FROM `wk_papers` [ RunTime:0.000949s ]
SELECT * FROM `wk_papers` WHERE `id` = '684789' LIMIT 1 [ RunTime:0.000701s ]
SHOW FULL COLUMNS FROM `wk_paper_files` [ RunTime:0.000775s ]
SELECT * FROM `wk_paper_files` WHERE `paper_id` = '684789' [ RunTime:0.000499s ]
SHOW FULL COLUMNS FROM `wk_paper_files_preview` [ RunTime:0.000658s ]
SELECT * FROM `wk_paper_files_preview` WHERE `paper_file_id` = '1395950' ORDER BY `file_number` ASC [ RunTime:0.000453s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 8 AND `area_id` = 0 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.002272s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 8 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.004538s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 8 AND `volume_id` = '0' ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.006561s ]
SHOW FULL COLUMNS FROM `wk_paper_collect` [ RunTime:0.012092s ]
SELECT * FROM `wk_paper_collect` WHERE `user_id` = 0 AND `paper_id` = 684789 AND `paper_type` = 1 AND `status` = 1 LIMIT 1 [ RunTime:0.002943s ]
