Please correct me if I am wrong. I don't think you can get direct index for each row in Pig. HBase is a better candidate doing this.
But you can write your own UDF to add row number of tuples in a bag. Johnny On Tue, Feb 5, 2013 at 10:54 AM, Dan Yi <[email protected]> wrote: > Hi, > > I have a file with one id(string) at each line, > Is there easy way given any id I can find its > Index in the file, eg the line #? > > For example, the file looks like this: > item1 > item4 > itme17 > itme8 > .. > > Given item17, its index in the file is 3 > > thanks > >
