Yup, it needs to be ported to FileContext first (HADOOP-6424). Thanks, Eli
On Wed, Mar 10, 2010 at 9:47 AM, jiang licht <licht_ji...@yahoo.com> wrote: > Thanks, Eli. I c. Any plan to support symlink in hadoop fs shell? That'll > make life easier instead of everyone writing similar codes. With that support > in shell commands, with one physical copy of a big data set, different ppl > can easily create different subset of it to work on by using symlinks. > > Thanks, > > Michael > > --- On Wed, 3/10/10, Eli Collins <e...@cloudera.com> wrote: > > From: Eli Collins <e...@cloudera.com> > Subject: Re: Symbolic link in Hadoop HDFS? > To: common-user@hadoop.apache.org > Date: Wednesday, March 10, 2010, 11:08 AM > > Those patches won't apply to an existing release so you'd need to use trunk > to get symlinks. They will be included in the next release, however only via > the FileContext API. > > Thanks, > Eli > > > On Tue, Mar 9, 2010 at 6:16 PM, jiang licht <licht_ji...@yahoo.com> wrote: > >> Thanks, Eli. I actually just read hdfs-245 before I saw your reply. So, as >> I understand, symlink is available by using some relevant patches, right? >> From what you mentioned, it seems to me that symlink support is quite stable >> as of now. Just curious, why not included in a recent hadoop release yet or >> will it be considered in the next release? >> >> Thanks, >> >> Michael >> >> --- On Tue, 3/9/10, Eli Collins <e...@cloudera.com> wrote: >> >> From: Eli Collins <e...@cloudera.com> >> Subject: Re: Symbolic link in Hadoop HDFS? >> To: common-user@hadoop.apache.org >> Date: Tuesday, March 9, 2010, 8:01 PM >> >> Hey Michael, >> >> Symbolic links has been implemented [1] but are not yet available in a >> Hadoop release. The implementation is only available to clients that >> use the new FileContext API so clients like Hive need to be migrated >> from using FileSystem to FileContext. This is currently being done in >> Hadoop itself [2]. >> >> Thanks, >> Eli >> >> [1] http://issues.apache.org/jira/browse/HDFS-245 >> [2] http://issues.apache.org/jira/browse/HADOOP-6446 >> >> >> On Tue, Mar 9, 2010 at 4:10 PM, jiang licht <licht_ji...@yahoo.com> wrote: >> > Is there a way to create symlink in hdfs? And does LOAD function in Pig >> follows such a link? Thanks! >> > >> > >> > Michael >> > >> > >> > >> >> >> >> >> > > > >
