I have a fix for that, just discovered it last night myself. The patch for
0.89 doesn't work on storage (it only works for loading). Will update ticket
later tonight once i get some ivy uglyness out of the way.

D

On Mon, Feb 14, 2011 at 1:57 PM, Matt Davies <[email protected]> wrote:

> Hey All,
>
> Running into a problem storing data from a pig script storing results into
> HBase.
>
> We are getting the following error:
>
> java.lang.NullPointerException
>        at
> org.apache.hadoop.hbase.mapreduce.TableOutputFormat$TableRecordWriter.write(TableOutputFormat.java:126)
>        at
> org.apache.hadoop.hbase.mapreduce.TableOutputFormat$TableRecordWriter.write(TableOutputFormat.java:81)
>        at
> org.apache.pig.backend.hadoop.hbase.HBaseStorage.putNext(HBaseStorage.java:364)
>        at
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigOutputFormat$PigRecordWriter.write(PigOutputFormat.java:138)
>        at
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigOutputFormat$PigRecordWriter.write(PigOutputFormat.java:97)
>        at
> org.apache.hadoop.mapred.MapTask$NewDirectOutputCollector.write(MapTask.java:523)
>        at
> org.apache.hadoop.mapreduce.TaskInputOutputContext.write(TaskInputOutputContext.java:80)
>        at
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigMapOnly$Map.collect(PigMapOnly.java:48)
>        at
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigMapBase.runPipeline(PigMapBase.java:238)
>        at
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigMapBase.map(PigMapBase.java:231)
>        at
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigMapBase.map(PigMapBase.java:53)
>        at org.apache.hadoop.mapreduce.Mapper.run(Mapper.java:144)
>        at org.apache.hadoop.mapred.MapTask.runNewMapper(MapTask.java:639)
>        at org.apache.hadoop.mapred.MapTask.run(MapTask.java:315)
>        at org.apache.hadoop.mapred.Child$4.run(Child.java:217)
>        at java.security.AccessController.doPrivileged(Native Method)
>        at javax.security.auth.Subject.doAs(Subject.java:396)
>        at
> org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1063)
>        at org.apache.hadoop.mapred.Child.main(Child.java:211)
>
>
> We are using CDH3b3, and HBase 0.90.0 (from Apache direct). We've
> followed the instructions to get pig 0.8.0 to work with CDH3 from
> thedatachef(Thanks!)
>
> http://thedatachef.blogspot.com/2011/01/apache-pig-08-with-cloudera-cdh3.html
> .
>
> The relevant line from the pig script is below. We've applied the
> patch to get the "-noWAL" working:
>
> STORE links INTO 'p' USING
> org.apache.pig.backend.hadoop.hbase.HBaseStorage('a:t a:t2
> a:g','-noWAL');
>
>
>
> Anyone know what could be causing this problem?
>
>
> Thanks in advance,
>
>
> Matt
>

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