On Apr 27, 2011, at 4:53 PM, Bill Graham wrote:
> Very cool.
>
> FYI there's a StringConcat in pig like you describe that you can use like
> this:
>
> define concat org.apache.pig.builtin.StringConcat();
>
> Reference JIRA:
> https://issues.apache.org/jira/browse/PIG-1420
Oh cool - gtk, thanks Bill!
>
>
> On Wed, Apr 27, 2011 at 12:31 PM, Jonathan Ellis <jbel...@gmail.com> wrote:
>> Nice!
>>
>> On Wed, Apr 27, 2011 at 1:57 PM, Jeremy Hanna
>> <jeremy.hanna1...@gmail.com> wrote:
>>> Hi all,
>>>
>>> A little while back, I started a project called pygmalion for example
>>> scripts and UDFs for people using Pig with Cassandra. Currently there are
>>> a few handy UDFs in there like:
>>>
>>> FromCassandraBag: a way to convert from what Cassandra returns
>>> (key:chararray, columns:bag {column:tuple (name, value)}) to something more
>>> tabular (key, value1, value2, value3). You specify the values you want to
>>> project - it's good for tabular data.
>>> ToCassandraBag: a way to convert from (key, value1, value2, value3) to what
>>> Cassandra expects when writing - (key:chararray, columns:bag {column:tuple
>>> (name, value)}) - the column names are extracted from the variable names in
>>> the Pig script.
>>> Both contributed by Jacob Perkins with slight revisions by Jeremy Hanna
>>>
>>> StringConcat: probably something everyone implements but instead of CONCAT
>>> that only does two strings, it does any number of strings.
>>>
>>> GenerateTimeUUID: a udf that generates a time uuid with or without a time
>>> to base it on.
>>>
>>> https://github.com/jeromatron/pygmalion/
>>>
>>> It definitely needs more work and examples, but I've been using the UDFs in
>>> there for a while with Cassandra 0.7.5 (previously 0.7-branch). Now that
>>> 0.7.5 is released, I'd just like to let people know about it if they would
>>> like to contribute or even just use it.
>>
>>
>>
>> --
>> Jonathan Ellis
>> Project Chair, Apache Cassandra
>> co-founder of DataStax, the source for professional Cassandra support
>> http://www.datastax.com
>>
