SHOW FULL COLUMNS FROM `wk_user_session` [ RunTime:0.000747s ]
SELECT * FROM `wk_user_session` WHERE ( `token` IS NULL AND `expire_time` > 1768900453 ) LIMIT 1 [ RunTime:0.000350s ]
SHOW FULL COLUMNS FROM `wk_papers` [ RunTime:0.002952s ]
SELECT * FROM `wk_papers` WHERE `id` = '686627' LIMIT 1 [ RunTime:0.000524s ]
SHOW FULL COLUMNS FROM `wk_paper_files` [ RunTime:0.000715s ]
SELECT * FROM `wk_paper_files` WHERE `paper_id` = '686627' [ RunTime:0.000498s ]
SHOW FULL COLUMNS FROM `wk_paper_files_preview` [ RunTime:0.000691s ]
SELECT * FROM `wk_paper_files_preview` WHERE `paper_file_id` = '1399626' ORDER BY `file_number` ASC [ RunTime:0.000436s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 4 AND `area_id` = 220000 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.001777s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 4 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.010322s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 4 AND `volume_id` = '0' ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.010594s ]
SHOW FULL COLUMNS FROM `wk_paper_collect` [ RunTime:0.000725s ]
SELECT * FROM `wk_paper_collect` WHERE `user_id` = 0 AND `paper_id` = 686627 AND `paper_type` = 1 AND `status` = 1 LIMIT 1 [ RunTime:0.000994s ]
