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Re: Pig Map-reduce process - Pig - [mail # user]
...Did you try to use EXPLAIN operator? http://pig.apache.org/docs/r0.12.0/test.html#explain.    2013/10/9 Krishnan Narayanan  ...
   Author: Adam Kawa, 2013-12-01, 20:32
Re: Using variables generated by FOREACH command - Pig - [mail # user]
...afaik, you can also do  ".... generate flatten(group) as (page_name,web_session_id), ...."   2013/11/15  ...
   Author: Adam Kawa, 2013-11-27, 23:39
Re: How do I load JSON in Pig? - Pig - [mail # user]
...Maybe JsonLoader from ElephantBird can be useful? - https://github.com/kevinweil/elephant-bird/blob/master/pig/src/main/java/com/twitter/elephantbird/pig/load/JsonLoader.java.  2012/11/...
   Author: Adam Kawa, 2012-11-17, 23:40
The essence from hundreds of posts from Apache Pig user mailing list - Pig - [mail # user]
...Hi All,  In October, I decided not to waste my time longer by reading football news, so that I started to read posts from Apache Pig user mailing lists instead to learn more! ;) My mott...
   Author: Adam Kawa, 2012-11-14, 15:46
Re: Welcome our newest committer Cheolsoo Park - Pig - [mail # user]
...Congrats! :)  2012/10/27 Jonathan Coveney :...
   Author: Adam Kawa, 2012-10-26, 22:50
Re: Load table sorted by key - Pig - [mail # user]
...Rows in HBase are sorted lexicographically, so that 1 precedes 10 and 100.  You need to a) ORDER library BY id in Pig script or b) pad your HBase rowkey with zeros e.g. 001, 010, 100, 1...
   Author: Adam Kawa, 2012-10-24, 18:31
[expand - 1 more] - Re: Reading a grouped file - Pig - [mail # user]
...What I rather wanted to write is  a = load 'group.txt' as (b1: bag {t1: tuple(id: int, points: int, type: chararray)}); dump a;  because what you simply want to read is a bag with ...
   Author: Adam Kawa, 2012-10-23, 18:59
Re: Reading BytesWritable in sequence file - Pig - [mail # user]
...What I did was to:  1) extend FileInputLoadFunc class 2) add new type (BYTES_WRITABLE) to swich-case in methods: inferPigDataType(Type t) and translateWritableToPigDataType(Writable w, ...
   Author: Adam Kawa, 2012-10-22, 16:04
[PIG-2883] MapKeysToBag and more UDFs to manipulate maps - Pig - [issue]
...HBaseStorage allows a user to load many HBase columns by specifying the prefix. The problem is to access such columns later, if their names are dynamically created and hold some meaningful i...
http://issues.apache.org/jira/browse/PIG-2883    Author: Adam Kawa, 2012-10-01, 19:20
Apache Pig slides from the - Pig - [mail # user]
...Hi All,  I would like to share my slides from the presentation about Apache Pig that I gave at the 3rd meeting of WHUG (Warsaw Hadoop User Group) a couple of months ago. Here is a link ...
   Author: Adam Kawa, 2012-09-15, 10:16
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