I would love to be able to register jars when starting the commandline. This is exactly what I need. I think we just need to create a -r switch in Main that calls pigContext.addJar(). Is this right?
Thanks, Chris On 2/5/10 12:09 PM, "zaki rahaman" <[email protected]> wrote: > Alan, > > Thanks for the clarification. This thread raises an important issue. I think > it would be worthwhile to be able to set up some mechanism for setting up a > "script environment." Maybe an option to be able to register jars on the > command line or maybe some way of including/requiring dummy scripts (with > register commands) as part of other scripts. Thoughts? > > On Fri, Feb 5, 2010 at 2:46 PM, Alan Gates <[email protected]> wrote: > >> Putting the jars on your classpath works as long as the classes you need >> are directly referenced in your script. So: >> >> B = foreach A generate com.mycompany.myudf($0); >> >> If myudf is in a jar somewhere in your classpath then it will be picked up. >> If myudf depends on the class myudfsupport which is also in a jar on your >> classpath, myudfsupport will not be picked up. It must be explicitly >> registered. >> >> Alan. >> >> >> On Feb 5, 2010, at 11:36 AM, Zaki Rahaman wrote: >> >> I've never tried this but putting te jars on your pig classpath should >>> save you from having to register as I believe pig looks here for jars by >>> default >>> >>> Sent from my iPhone >>> >>> On Feb 5, 2010, at 1:58 PM, Chris Riccomini <[email protected]> >>> wrote: >>> >>> What I want to do is register the jar WITHOUT register. That is, when I >>>> issue my pig commandline call to start pig, it will register it at that >>>> point rather than in my pig script. >>>> >>>> This will save our users from all having to register 3 or 4 jars that >>>> they >>>> always will need to use pig effectively on our Hadoop cluster. >>>> >>>> Thanks, >>>> Chris >>>> >>>> >>>> On 2/5/10 10:46 AM, "Ashutosh Chauhan" <[email protected]> >>>> wrote: >>>> >>>> 'register' is your friend here >>>>> >>>>> >>>>> http://hadoop.apache.org/pig/docs/r0.5.0/piglatin_reference.html#REGISTER >>>>> >>>>> Ashutosh >>>>> >>>>> On Thu, Feb 4, 2010 at 23:25, Chris Riccomini <[email protected]> >>>>> wrote: >>>>> >>>>>> Hi All, >>>>>> >>>>>> We have a use-case where we want to automatically register certain jars >>>>>> for >>>>>> command-line users. I tried using jar, but this switch seems to do >>>>>> absolutely nothing. >>>>>> >>>>>> How do we go about auto-registering jars using pig? Any help is much >>>>>> appreciated. >>>>>> >>>>>> Thanks in advance! >>>>>> Chris >>>>>> >>>>>> >>>> >> >
