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[PIG-3279] Support nested RANK - Pig - [issue]
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http://issues.apache.org/jira/browse/PIG-3279
Author: Gianmarco De Francisci Mo...,
2013-05-21, 19:44
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[PIG-3224] Reservoir sampling - Pig - [issue]
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...Implement a reservoir sampling option, or make it the default ( http://en.wikipedia.org/wiki/Reservoir_sampling ) in Pig's SAMPLE operator....
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http://issues.apache.org/jira/browse/PIG-3224
Author: Gianmarco De Francisci Mo...,
2013-05-06, 14:43
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Re: Welcome our newest committer Prashant Kommireddi - Pig - [mail # user]
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...Congrats! Gianmarco On 2 May 2013 22:26, Johnny Zhang wrote: ...
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Author: Gianmarco De Francisci Mo...,
2013-05-02, 20:47
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[PIG-3221] Bootstrap sampling - Pig - [issue]
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...Implement a bootstrap sampling option ( http://en.wikipedia.org/wiki/Bootstrap_(statistics) ) in Pig's SAMPLE operator....
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http://issues.apache.org/jira/browse/PIG-3221
Author: Gianmarco De Francisci Mo...,
2013-04-25, 21:06
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[PIG-3225] Stratified sampling - Pig - [issue]
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...Implement a stratified sampling option ( http://en.wikipedia.org/wiki/Stratified_sampling ) in Pig's SAMPLE operator....
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http://issues.apache.org/jira/browse/PIG-3225
Author: Gianmarco De Francisci Mo...,
2013-04-22, 09:14
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Re: Rank within a group - Pig - [mail # user]
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...Hi, nested RANK is not supported yet, however it is easy to implement as a UDF. Just sort the records and assign an increasing counter with the UDF. We will probably add support for ne...
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Author: Gianmarco De Francisci Mo...,
2013-04-16, 19:00
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Re: GSoC 2013 - Pig - [mail # user]
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...+1 to what Dmitriy says. Cheers, Gianmarco On Mon, Apr 8, 2013 at 8:57 PM, Dmitriy Ryaboy wrote: ...
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Author: Gianmarco De Francisci Mo...,
2013-04-09, 07:10
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Re: GSoC 2013 - Pig - [mail # user]
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...FYI, Giraph has a Random Walk implementation. Pig does not support iteration natively, so any iterative algorithm is not a very good fit for it. Just my 2c. Cheers, Gianmar...
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Author: Gianmarco De Francisci Mo...,
2013-04-02, 16:20
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[PIG-2138] Inline_op should use shared dynamic stack - Pig - [issue]
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...The way inline_op saves and restores the statement state is brittle and can lead to bugs.To work around the issue one needs to be careful when writing rules not to include operations that ca...
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http://issues.apache.org/jira/browse/PIG-2138
Author: Gianmarco De Francisci Mo...,
2013-03-07, 02:08
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[PIG-2353] RANK function like in SQL - Pig - [issue]
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...Implement a function that given a (sorted) bag adds to each tuple a unique, increasing identifier without gaps, like what RANK does for SQL.This is a candidate project for Google summer of c...
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http://issues.apache.org/jira/browse/PIG-2353
Author: Gianmarco De Francisci Mo...,
2013-02-28, 16:17
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