Thank You Naren. If key k1>k2 (lexicologicaly), will md5(k1) > md5(k2)?.
- R On Sun, Jan 1, 2012 at 7:07 PM, Narendra Sharma <narendra.sha...@gmail.com>wrote: > A token is a MD5 hash (one way hash). You cannot compute the key given a > token. You can however compute MD5 hash of your keys and compare them with > tokens. > > -Naren > > > On Sat, Dec 31, 2011 at 2:07 PM, ravikumar visweswara < > talk2had...@gmail.com> wrote: > >> Hello All, >> >> I have requirement to copy data from cassandra to hadoop from/to a >> specific key. This is supported in 1.0.0. But I am using cassandra version >> 0.7.1 and hadoop version 20.2. >> >> In my mapreduce job(InputFormat class) i have an object of TokenRange. I >> need to filter certain ranges based on some exclusion rules. >> i have readable key range to include. Could some one help me on how to >> convert start_token and end_token to readable format and compare with my >> input keys (range)? >> >> I know that 1.0.0 have better capabilities to specify keyRanges in hadoop >> mapreduce. But for now, i will have to work with 0.7.1 >> >> Thanks and Regards >> Ravi >> >> >> > > > -- > Narendra Sharma > Software Engineer > *http://www.aeris.com <http://www.persistentsys.com>* > *http://narendrasharma.blogspot.com/* > > >
