SHOW FULL COLUMNS FROM `wk_user_session` [ RunTime:0.000707s ]
SELECT * FROM `wk_user_session` WHERE ( `token` IS NULL AND `expire_time` > 1750405350 ) LIMIT 1 [ RunTime:0.000358s ]
SHOW FULL COLUMNS FROM `wk_papers` [ RunTime:0.000665s ]
SELECT * FROM `wk_papers` WHERE `id` = '448752' LIMIT 1 [ RunTime:0.000455s ]
SHOW FULL COLUMNS FROM `wk_paper_files` [ RunTime:0.000543s ]
SELECT * FROM `wk_paper_files` WHERE `paper_id` = '448752' [ RunTime:0.000422s ]
SHOW FULL COLUMNS FROM `wk_paper_files_preview` [ RunTime:0.000530s ]
SELECT * FROM `wk_paper_files_preview` WHERE `paper_file_id` = '915908' ORDER BY `file_number` ASC [ RunTime:0.000394s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 7 AND `area_id` = 440000 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.002339s ]
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:0.000593s ]
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:0.000605s ]
SHOW FULL COLUMNS FROM `wk_paper_collect` [ RunTime:0.000577s ]
SELECT * FROM `wk_paper_collect` WHERE `user_id` = 0 AND `paper_id` = 448752 AND `paper_type` = 1 AND `status` = 1 LIMIT 1 [ RunTime:0.000518s ]
