SHOW FULL COLUMNS FROM `wk_user_session` [ RunTime:0.002394s ]
SELECT * FROM `wk_user_session` WHERE ( `token` IS NULL AND `expire_time` > 1769597915 ) LIMIT 1 [ RunTime:0.003666s ]
SHOW FULL COLUMNS FROM `wk_papers` [ RunTime:0.004629s ]
SELECT * FROM `wk_papers` WHERE `id` = '662030' LIMIT 1 [ RunTime:0.005536s ]
SHOW FULL COLUMNS FROM `wk_paper_files` [ RunTime:0.024771s ]
SELECT * FROM `wk_paper_files` WHERE `paper_id` = '662030' [ RunTime:0.000541s ]
SHOW FULL COLUMNS FROM `wk_paper_files_preview` [ RunTime:0.000737s ]
SELECT * FROM `wk_paper_files_preview` WHERE `paper_file_id` = '1350434' ORDER BY `file_number` ASC [ RunTime:0.000440s ]
SELECT * FROM `wk_papers` WHERE ( `disable` = 0 AND `grade_id` = 4 AND `area_id` = 510000 ) AND `wk_papers`.`delete_time` IS NULL ORDER BY `id` DESC LIMIT 10 [ RunTime:0.002023s ]
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:0.000750s ]
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:0.002669s ]
SHOW FULL COLUMNS FROM `wk_paper_collect` [ RunTime:0.000690s ]
SELECT * FROM `wk_paper_collect` WHERE `user_id` = 0 AND `paper_id` = 662030 AND `paper_type` = 1 AND `status` = 1 LIMIT 1 [ RunTime:0.001104s ]
