标签：
lisg 28 75 dengsl 24 88
users = load ‘/users.data‘ fehed = foreach users generate (int)$1 as age;
users = load ‘/users.data‘ fehed = foreach users generate $2+10 as score10
Pig类型转换
原文地址：http://www.cnblogs.com/lishouguang/p/4559279.html
