SHOW FULL COLUMNS FROM `wk_user_session` [ RunTime:0.002981s ]
SELECT * FROM `wk_user_session` WHERE ( `token` IS NULL AND `expire_time` > 1769724139 ) LIMIT 1 [ RunTime:0.001335s ]
SHOW FULL COLUMNS FROM `wk_papers` [ RunTime:0.002721s ]
SELECT * FROM `wk_papers` WHERE `id` = '684650' LIMIT 1 [ RunTime:0.002132s ]
SHOW FULL COLUMNS FROM `wk_paper_files` [ RunTime:0.001515s ]
SELECT * FROM `wk_paper_files` WHERE `paper_id` = '684650' [ RunTime:0.001607s ]
SHOW FULL COLUMNS FROM `wk_paper_files_preview` [ RunTime:0.003222s ]
SELECT * FROM `wk_paper_files_preview` WHERE `paper_file_id` = '1395672' ORDER BY `file_number` ASC [ RunTime:0.001574s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 12 AND `area_id` = 350000 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.006892s ]
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:0.004223s ]
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:0.004038s ]
SHOW FULL COLUMNS FROM `wk_paper_collect` [ RunTime:0.005966s ]
SELECT * FROM `wk_paper_collect` WHERE `user_id` = 0 AND `paper_id` = 684650 AND `paper_type` = 1 AND `status` = 1 LIMIT 1 [ RunTime:0.019953s ]
