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Re: Magic numbers in my pig scripts - Pig - [mail # user]
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...Support for functions as part of the turing complete pig effort should help (it is in early design stages)- http://wiki.apache.org/pig/TuringCompletePig -Thejas On 9/29/10...
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Author: Thejas M Nair,
2010-09-29, 22:59
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Re: Best way to work on Cassandra Data? - Pig - [mail # user]
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...On 9/26/10 8:46 AM, "Christian Decker" wrote: I rn I o Does CassandraConvert return Map ? In that case your pig statement should be - scrows = FOREACH c...
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Author: Thejas M Nair,
2010-09-27, 13:38
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Re: NOT matches - Pig - [mail # user]
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... On 9/26/10 10:50 AM, "Russell Jurney" wrote: B = FILTER A BY NOT(field_foo matches 'test'); d_foo Yes, I think it would make sense to support this sytnax as w...
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Author: Thejas M Nair,
2010-09-27, 12:19
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Re: Problem with Pig Store command - Pig - [mail # user]
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... On 9/21/10 1:50 PM, "Alex Wang" wrote: I didn't understand what you meant here. Can you give an example of query where the store works ? That might help in understanding ...
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Author: Thejas M Nair,
2010-09-22, 22:53
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Re: specify temp folder? - Pig - [mail # user]
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...The temp files between MR jobs are stored on dfs. This has to be on dfs as these are inputs to the next MR job. -Thejas On 9/13/10 3:15 PM, "jiang licht" wrote: All ...
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Author: Thejas M Nair,
2010-09-13, 22:21
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Re: COUNT(A.field1) - Pig - [mail # user]
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...Yes, Zebra has columnar storage format. Regarding selective deserialization (ie deserializing only columns that ar e actually needed for the pig query) - As per my understanding elepha...
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Author: Thejas M Nair,
2010-09-10, 15:38
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Re: Working on multiple rows - Pig - [mail # user]
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...Can you give the multiple rows an id and use that ? In your example , can you assign a user-group id for each type of user (or maybe a map with attributes if a user can belong to multiple gr...
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Author: Thejas M Nair,
2010-08-29, 01:21
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Re: COUNT(A.field1) - Pig - [mail # user]
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...In case of COUNT(A) or COUNT(A.a2), since the combiner would get used, the value that is sent from map to reduce will only be the result of COUNT for each of the group on a1 in the map. Ie, ...
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Author: Thejas M Nair,
2010-08-28, 23:31
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Re: Group By data - Pig - [mail # user]
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...I think this issue can be caused by https://issues.apache.org/jira/browse/P IG-1525 , can you check if your trunk version of pig is newer than Aug 9th ? (I haven't tried running query ...
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Author: Thejas M Nair,
2010-08-25, 20:08
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Re: ORDER Issue (repost to avoid spam filters) - Pig - [mail # user]
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...Can you check if the initial MR jobs in the order-by query failed because o f some other error ? (specifically the sampling MR job that is part of order-by). Maybe, for some reason(bug?) pig...
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Author: Thejas M Nair,
2010-08-25, 16:03
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