Re: Datanucleus NullPointerException when using HiveGiraphRunner

2013-10-26 Thread Jeff Storey
It turns out I had an incorrect URI for the metastore, and it looks like the datanucleus error was masking the real error. While not quite the same, I wonder if it's something similar to http://www.datanucleus.org/servlet/jira/browse/NUCRDBMS-539. On Thu, Oct 24, 2013 at 5:55 PM, Jeff S

Datanucleus NullPointerException when using HiveGiraphRunner

2013-10-24 Thread Jeff Storey
I'm submitting a giraph job that through the HiveGiraphRunner, and the mapper fails with the error below from the datanucleus code. I'm using hadoop 0.23 and hive 0.8 because the giraph-hive code (built using the facebook profile) specifies that version. In similar posts, I've seen that people sug

Re: Do vertices automatically get created when using the HiveEdgeInputFormat

2013-10-22 Thread Jeff Storey
3) appear only in the "second column", the will be > created only if (when) they receive a message. > > > On Wed, Oct 23, 2013 at 12:37 AM, Jeff Storey wrote: > >> Hi, I'm new to giraph and had a question about creating a graph from a >> list

Do vertices automatically get created when using the HiveEdgeInputFormat

2013-10-22 Thread Jeff Storey
Hi, I'm new to giraph and had a question about creating a graph from a list of edges. In a hive table, I have some data that looks like: inVertexId | outVertexId v1 v2 v1 v3 and so on When loading data with the HiveEdgeInputFormat (or any edge input format), do I need a