Hi Bjorn, Can you post the exception you are getting during the map phase?
On Mon, Oct 1, 2012 at 9:11 AM, Björn-Elmar Macek <[email protected]>wrote: > Hi, > > i am kind of unsure where to post this problem, but i think it is more > related to hadoop than to pig. > > By successfully executing a pig script i created a new file in my hdfs. > Sadly though, i cannot use it for further processing except for "dump"ing > and viewing the data: every data-manipulation script-command just as > "foreach" gives exceptions during the map phase. > Since there was no problem executing the same script on the first 100 > lines of my data (LIMIT statement),i copied it to my local fs folder. > What i realized is, that one of the files namely part-r-000001 was empty > and contained within the _temporary folder. > > Is there any reason for this? How can i fix this issue? Did the job (which > created the file we are talking about) NOT run properly til its end, > although the tasktracker worked til the very end and the file was created? > > Best regards, > Björn >
