On Mon, Feb 15, 2010 at 5:10 PM, Edward Capriolo <[email protected]> wrote:
> I was thinking to make UDFs like this.
>
> select geo_lookup('databasefile' , fieldx , 'municipality' ) from table;
> Alternatively we can embedded the data files inside in the jar/udf
> geo_lookup('ip' , 'municipality' );
>
> As to ant. since the licensing prevent geo_ip_java from getting
> bundled with apache I am not looking to build this into hive. Simply
> going to build a netbeans project and use hive-jars as libraries.
>
> Edward
> On Mon, Feb 15, 2010 at 4:58 PM, Adam O'Donnell <[email protected]> wrote:
>> Edward:
>>
>> How can I help?  I got most of the UDF built myself last night, and
>> today I was sorting out ant build issues.  My main frustration is
>> trying to get it to play nice in amazon's environment.
>>
>> How did you solve the issue of selecting only parts of the geocity
>> data on a single lookup?  Did you just do multiple lookups, one for
>> each piece of data?
>>
>> Also, did your jar run on amazon's elastic mapreduce?
>>
>> On Mon, Feb 15, 2010 at 9:02 AM, Edward Capriolo <[email protected]> 
>> wrote:
>>> On Mon, Feb 15, 2010 at 11:27 AM, Adam J. O'Donnell <[email protected]> 
>>> wrote:
>>>> Edward:
>>>>
>>>> I don't have access to the individual data nodes, so I can't install the
>>>> pure perl module. I tried distributing it via the add file command, but 
>>>> that
>>>> is mangling the file name, which causes perl to not load the module as the
>>>> file name and package name dont match.  Kinda frustrating, but it is really
>>>> all about trying to work around an issue on amazon's elastic map reduce.  I
>>>> love the service in general, but some issues are frustrating.
>>>>
>>>> Sent from my iPhone
>>>>
>>>> On Feb 15, 2010, at 6:05, Edward Capriolo <[email protected]> wrote:
>>>>
>>>>> On Mon, Feb 15, 2010 at 1:29 AM, Adam O'Donnell <[email protected]> wrote:
>>>>>>>
>>>>>>> Hope this helps.
>>>>>>>
>>>>>>> Carl
>>>>>>
>>>>>> How about this... .can I run a standard hadoop streaming job against a
>>>>>> hive table that is stored as a sequence file?  The idea would be I
>>>>>> would break my hive query into two separate tasks and do a hadoop
>>>>>> streaming job in between, then pick up the hive job afterwards.
>>>>>> Thoughts?
>>>>>>
>>>>>> Adam
>>>>>>
>>>>>
>>>>> I actually did do this with a streaming job. The UDF was tied up with
>>>>> the apache/gpl issues.
>>>>>
>>>>> Here is how I did this. 1 install geo-ip-perl on all datanodes
>>>>>
>>>>>  ret = qp.run(
>>>>>   " FROM ( "+
>>>>>   " FROM raw_web_data_hour "+
>>>>>   " SELECT transform( remote_ip ) "+
>>>>>   " USING 'perl geo_state.pl' "+
>>>>>   " AS ip, country_code3, region "+
>>>>>   " WHERE log_date_part='"+theDate+"' and log_hour_part='"+theHour+"' " +
>>>>>   " ) a " +
>>>>>   " INSERT OVERWRITE TABLE raw_web_data_hour_geo PARTITION
>>>>> (log_date_part='"+theDate+"',log_hour_part='"+theHour+"') "+
>>>>>   " SELECT a.country_code3, a.region,a.ip,count(1) as theCount " +
>>>>>   " GROUP BY a.country_code3,a.region,a.ip "
>>>>>   );
>>>>>
>>>>>
>>>>> #!/usr/bin/perl
>>>>> use Geo::IP;
>>>>> use strict;
>>>>> my $gi = Geo::IP->open("/usr/local/share/GeoIP/GeoIPCity.dat",
>>>>> GEOIP_STANDARD);
>>>>> while (<STDIN>){
>>>>>  #my $record = $gi->record_by_name("209.191.139.200");
>>>>>  chomp($_);
>>>>>  my $record = $gi->record_by_name($_);
>>>>>  print STDERR "was sent $_ \n" ;
>>>>>  if (defined $record) {
>>>>>   print $_ . "\t" . $record->country_code3 . "\t" . $record->region . "\n"
>>>>>  ;
>>>>>   print STDERR "return " . $record->region . "\n" ;
>>>>>  } else {
>>>>>   print "??\n";
>>>>>   print STDERR "return was undefined \n";
>>>>>  }
>>>>>
>>>>> }
>>>>>
>>>>> Good luck.
>>>>
>>>
>>> Sorry to hear that your having problems. It is a fairly simple UDF,
>>> for those familiar writing udf/genudf. You probably could embed the
>>> lookup data file in the jar as well. I meant to build/host this on my
>>> site, but I have not got around to it. If you want to tag team it, I
>>> am interested.
>>>
>>
>>
>>
>> --
>> Adam J. O'Donnell, Ph.D.
>> Immunet Corporation
>> Cell: +1 (267) 251-0070
>>
>

Just an FYI,
I have an implementation of this on my site if anyone wants to kick the tires.

http://www.jointhegrid.com/hive-udf-geo-ip-jtg/

http://www.jointhegrid.com/svn/hive-udf-geo-ip-jtg/
http://www.jointhegrid.com/svn/geo-ip-java/

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