凯氏图腾 2012-04-04, 12:35
Corbin Hobus 2012-04-04, 14:07
Or if it's simple like that, why not just "grep"?
On Wed, Apr 4, 2012 at 7:07 AM, Corbin Hobus <[EMAIL PROTECTED]> wrote:
> If you are just finding the age of one person you are much better off
> using a regular database and SQL or hbase of you need some kind of quick
> random access.
> Hadoop/pig is for batch calculations where you need to sift through lots
> of data.
> Sent from my iPhone
> On Apr 4, 2012, at 6:35 AM, "凯氏图腾" <[EMAIL PROTECTED]> wrote:
> > Hello!
> > I wonder if Pig can be use in this way:I have many records,each record
> content name and age,now I want to find out one person's age.I know it is
> easy to make it in Pig Latin, but I just wonder whether it is a good idea
> to select one record in this way or it can't be better than to make it in
> > Thanks!!
Jonathan Coveney 2012-04-04, 17:24