Hi Sean We are still in the process of moving ORC java code out of Apache Hive project. The java code will eventually land in the Apache Orc project. At this point only the C++ reader for ORC is in Apache Orc master.
Thanks Prasanth > On Aug 13, 2015, at 12:27 PM, Sean Luo <[email protected]> wrote: > > Hi community, > > I am new to Apache Orc. I have the impression that Orc was originally > developed in Java, and I can see that there are Java code under Hive Orc: > > http://svn.apache.org/viewvc/hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/io/orc/ > > <http://svn.apache.org/viewvc/hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/io/orc/> > > But when I check out the Apache Orc git, I did not see any any Java code, and > only C++: > > https://github.com/apache/orc/tree/master > <https://github.com/apache/orc/tree/master> > > Can anyone clarify if the Orc is rewritten completely in C++, or the C++ code > is just a wrapper on top of the old Java implementation? If the later, then > why there is no Java code in Apache Orc git? > > Thanks a lot! > > Best, > Sean
