SHOW FULL COLUMNS FROM `wk_user_session` [ RunTime:0.000651s ]
SELECT * FROM `wk_user_session` WHERE ( `token` IS NULL AND `expire_time` > 1757883123 ) LIMIT 1 [ RunTime:0.000281s ]
SHOW FULL COLUMNS FROM `wk_papers` [ RunTime:0.000605s ]
SELECT * FROM `wk_papers` WHERE `id` = '521415' LIMIT 1 [ RunTime:0.000397s ]
SHOW FULL COLUMNS FROM `wk_paper_files` [ RunTime:0.000442s ]
SELECT * FROM `wk_paper_files` WHERE `paper_id` = '521415' [ RunTime:0.000370s ]
SHOW FULL COLUMNS FROM `wk_paper_files_preview` [ RunTime:0.000502s ]
SELECT * FROM `wk_paper_files_preview` WHERE `paper_file_id` = '1069231' ORDER BY `file_number` ASC [ RunTime:0.000380s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 9 AND `area_id` = 440000 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.001488s ]
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:0.000474s ]
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:0.000565s ]
SHOW FULL COLUMNS FROM `wk_paper_collect` [ RunTime:0.000489s ]
SELECT * FROM `wk_paper_collect` WHERE `user_id` = 0 AND `paper_id` = 521415 AND `paper_type` = 1 AND `status` = 1 LIMIT 1 [ RunTime:0.000462s ]
