What version of Hadoop? Thanks, +Vinod
On Dec 13, 2013, at 1:57 AM, Xiaobin She <xiaobin...@gmail.com> wrote: > I'm writting an c++ programme, and I need to deal with hdfs. > > What I need is to create some file in hdfs and read the status of these files. > > And I need to be able to create sym link in hdfs and need to know if an file > in hdfs is an sym link file or not. > > According to what I have known, the c client lib of hdfs ( which is libhdfs) > does not support sym link. > > And I have notice that there is an webhdfs interface for hdfs. > > According to this page, it does support sym link. > > > http://hadoop.apache.org/docs/stable/hadoop-project-dist/hadoop-hdfs/WebHDFS.html#Create_a_Symbolic_Link > > > But I have try this, and I got the following message. > > {"RemoteException":{"exception":"UnsupportedOperationException","javaClassName":"java.lang.UnsupportedOperationException","message":"Symlinks > not supported"}} > > > Does this means webhdfs does not support sym link too ? > > So if this true, how can I create an sym link and get the status of this file > in c++ code? > > thank you very much for your help. -- CONFIDENTIALITY NOTICE NOTICE: This message is intended for the use of the individual or entity to which it is addressed and may contain information that is confidential, privileged and exempt from disclosure under applicable law. If the reader of this message is not the intended recipient, you are hereby notified that any printing, copying, dissemination, distribution, disclosure or forwarding of this communication is strictly prohibited. If you have received this communication in error, please contact the sender immediately and delete it from your system. Thank You.
