I am working on integrating 0.16 and will remove 0.14 jar as part of that update.
Olga > -----Original Message----- > From: Alan Gates [mailto:[EMAIL PROTECTED] > Sent: Friday, February 15, 2008 4:02 PM > To: [email protected] > Subject: Re: hadoop15 & hadoop14 both in lib > > A few answers to your questions. > > The hadoopX.jar files in pig's lib directory are not the > standard hadoop jars. They differ in two ways. First, we > recreate a hadoop jar that rolls in all the jars needed to > compile with hadoop. This is somewhere around 15 jars. > Second, we have a small hack we add for historical reasons. > We need to resolve both of those issues. Once we do we can > use stock hadoop jars instead of carrying along our own. > > The reason for having multiple versions is to support > compilation against multiple versions of hadoop. I'm not > sure what the use of > hadoop14 is since we can't compile against it anymore. But > once we've tested a build against hadoop16 (coming soon), > we'll need a library for that. And we will be able to build > against either 15 or 16. > > Alan. > > Benjamin Francisoud wrote: > > Stefan Groschupf a écrit : > >>> Also, I think the Pig project should follow the common > practice and > >>> NOT rename third-party libraries, i.e. in this case to keep the > >>> original name of hadoop-0.15.0.jar (if indeed it was that Hadoop > >>> release). > >> > >> 100 % agreed. What would be great! > >> What would be a perfect solution would be using > >> http://ant.apache.org/ivy/. > >> However as I understand it this required that the hadoop > developers > >> publish there releases into a repository. > >> However not sure if hadoop developers are willing to do that. It > >> would help quite a lot for many other projects as well. > >> > >> Stefan > > Even if I think ivy is great pig has so few libs (4 if I exclude > > hadoop14) that I think a "classical" lib folder holding jars (with > > version numbers in the jars name) could be enough... > > > > http://svn.apache.org/repos/asf/incubator/pig/trunk/lib/ > > > > my 2 cents > > >
