PDF文件加密了不能修改怎么办

页面:/news/view-1411313/ | 耗时:0.9034 s | 内存:1.89 MB | 查询:4 | 缓存读取:4 写入:0 | 加载文件:23
select * from tbl_Articles WHERE ArticleID=1411313 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=1411313 LIMIT 0,1
select * from tbl_Articles_sphinx where id=1411313 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(1073385,1104033,1056586,1047685,1132085,1120312,1091393,1128361,1128213,1075893,1062308,1053408,1129777,1121700,1117257,1050903,1076255,1072687,1109763,1106459,1127581,1053752,1069607,987892,1081337,1044579,1103895,1118861,1050341,1128121) ORDER BY field (ArticleID,1073385,1104033,1056586,1047685,1132085,1120312,1091393,1128361,1128213,1075893,1062308,1053408,1129777,1121700,1117257,1050903,1076255,1072687,1109763,1106459,1127581,1053752,1069607,987892,1081337,1044579,1103895,1118861,1050341,1128121)