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Re: Multiple STORE statements in one script - Pig - [mail # user]
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...I was just thinking that using Sqoop is a more reliable and robust solution. I guess it may work in cases where other tools don't. And probably it can provide some more useful functionality....
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Author: Ruslan Al-Fakikh,
2013-05-10, 00:55
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Re: Json array parsing issue with Pig JsonLoader - Pig - [mail # user]
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...I also was having issues with the builtin JsonLoader and tried some other loaders: Elephant-bird (which doesn't work with CDH 4 :( ), Mozilla Aleka. There is also another JsonLoader in piggy...
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Author: Ruslan Al-Fakikh,
2013-05-08, 16:48
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Re: Multiple STORE statements in one script - Pig - [mail # user]
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...Hi, It is possible to have multiple store statements, but I can't tell why you have nothing in the result. I recommend to split the task to the appropriate tools: store everything in H...
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Author: Ruslan Al-Fakikh,
2013-05-08, 16:27
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Re: Filter on tuple question, and how to deal with dity datas? - Pig - [mail # user]
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...Hi: Q1: maybe there is something wrong with the udf itself? Q2: How do you specify the data as dirty? One of your 6 fields is null? then you could something like: FILTER BY ($0 IS NULL...
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Author: Ruslan Al-Fakikh,
2013-04-19, 21:01
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Re: Unable to load data using PigStorage that was previously stored using PigStorage - Pig - [mail # user]
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...Hi Jerry, Sorry I misled you in my suggestions a bit:) As for your last question: it was interesting for me to investigate the issue. Here is what I found: https://issues.apache.org/jira/bro...
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Author: Ruslan Al-Fakikh,
2013-04-19, 20:56
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Re: Unable to load data using PigStorage that was previously stored using PigStorage - Pig - [mail # user]
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...The output: ({ ([c#11,d#22]),([c#33,d#44]) }) () looks weird. Jerry, maybe the problem is in using PigStorage. As its javadoc says: A load function that parses a line of input in...
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Author: Ruslan Al-Fakikh,
2013-04-18, 02:52
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Re: Unable to load data using PigStorage that was previously stored using PigStorage - Pig - [mail # user]
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...I think that before doing the FLATTEN, you should be 100% sure that your cast worked properly. Can you first DESCRIBE B and then DUMP B right away? Or probably it just can't be cast in this ...
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Author: Ruslan Al-Fakikh,
2013-04-17, 19:26
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Re: Unable to load data using PigStorage that was previously stored using PigStorage - Pig - [mail # user]
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...Hey, and as for converting a map of tuples, probably i got you wrong. If you can get to every value manually withing FOREACH then I see no problem in doing so. On Wed, Apr 17, 2013 at...
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Author: Ruslan Al-Fakikh,
2013-04-17, 17:24
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Re: Unable to load data using PigStorage that was previously stored using PigStorage - Pig - [mail # user]
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...I am not sure whether you can convert a map to a tuple. But I am curious about one thing: your are trying to use 'b' as a Bag, right? Because FLATTEN needs it to be a Bag I guess: http://pig...
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Author: Ruslan Al-Fakikh,
2013-04-17, 17:22
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Re: Stopping after load with no tuples? - Pig - [mail # user]
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...Hi I haven't heard of such functionality in Pig, but it seems that you are looking for a functionality that is not what Pig is for. It lacks some control things like IF ELSE statements...
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Author: Ruslan Al-Fakikh,
2013-04-17, 17:08
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