Home | About | Sematext search-lucene.com search-hadoop.com
NEW: Monitor These Apps!
elasticsearch, apache solr, apache hbase, hadoop, redis, casssandra, amazon cloudwatch, mysql, memcached, apache kafka, apache zookeeper, apache storm, ubuntu, centOS, red hat, debian, puppet labs, java, senseiDB
 Search Hadoop and all its subprojects:

Switch to Threaded View
Pig >> mail # user >> Tuples in UDF and null


Copy link to this message
-
Re: Tuples in UDF and null
Any help would be appreciated. I'll also write something shortly and see
what happens.

On Wed, Mar 6, 2013 at 4:58 PM, Mohit Anchlia <[EMAIL PROTECTED]>wrote:

> If I define and set tuple like this:
>
> Tuple t1 = mTupleFactory.newTuple(2);
> t1.set(0, "Hello");
> t1.set(1, NULL);
>
> and have schema like:
>
> b:bag{t:tuple(a:chararray, b:chararray)
>
> and then in the pig script if I do:
>
> page = foreach B generate b;
>
>
>
> What should be expected outcome? Would "generate" convert NULL into
> literal 'NULL' as a string? Or does it skip over that NULL.
>
NEW: Monitor These Apps!
elasticsearch, apache solr, apache hbase, hadoop, redis, casssandra, amazon cloudwatch, mysql, memcached, apache kafka, apache zookeeper, apache storm, ubuntu, centOS, red hat, debian, puppet labs, java, senseiDB