SHOW FULL COLUMNS FROM `wk_user_session` [ RunTime:0.004230s ]
SELECT * FROM `wk_user_session` WHERE ( `token` IS NULL AND `expire_time` > 1768955396 ) LIMIT 1 [ RunTime:0.002088s ]
SHOW FULL COLUMNS FROM `wk_papers` [ RunTime:0.017291s ]
SELECT * FROM `wk_papers` WHERE `id` = '687962' LIMIT 1 [ RunTime:0.003710s ]
SHOW FULL COLUMNS FROM `wk_paper_files` [ RunTime:0.003761s ]
SELECT * FROM `wk_paper_files` WHERE `paper_id` = '687962' [ RunTime:0.000600s ]
SHOW FULL COLUMNS FROM `wk_paper_files_preview` [ RunTime:0.008759s ]
SELECT * FROM `wk_paper_files_preview` WHERE `paper_file_id` = '1402296' ORDER BY `file_number` ASC [ RunTime:0.000445s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 9 AND `area_id` = 500000 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.023891s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 9 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.030287s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 9 AND `volume_id` = '0' ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.003468s ]
SHOW FULL COLUMNS FROM `wk_paper_collect` [ RunTime:0.029855s ]
SELECT * FROM `wk_paper_collect` WHERE `user_id` = 0 AND `paper_id` = 687962 AND `paper_type` = 1 AND `status` = 1 LIMIT 1 [ RunTime:0.001010s ]
