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Re: Pig question. - Pig - [mail # user]
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...0) convert dates to ISO format via CustomFormatToISO 1) convert dates to unix time longs via ISOToUnix 2) use foreach/generate with ternary operator to add/subtract hours based on the value ...
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Author: Russell Jurney,
2012-10-04, 02:02
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Re: ERROR 1070: Could not resolve org.apache.pig.piggybank.evaluation.datetime.convert.ISOToMonth using imports: - Pig - [mail # user]
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...You have the wrong package name for isotomonth. It is in truncate, not convert. Russell Jurney http://datasyndrome.com On Sep 29, 2012, at 10:31 PM, yogesh dhari wrote: &nb...
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Author: Russell Jurney,
2012-09-30, 06:21
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Re: how to perform GROUP BY in PIG for this case: - Pig - [mail # user]
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...You'll need to build pig. Assuming you have the source, run 'ant' in the base directory and in contrib/Piggybank/java Russell Jurney http://datasyndrome.com On Sep 29, 2012, at 8...
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Author: Russell Jurney,
2012-09-30, 03:36
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Re: how to perform GROUP BY in PIG for this case: - Pig - [mail # user]
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...My bad - you will need to register the Piggybank and jodatime jars. Replace /me/pig with your pig install path. register /me/pig/contrib/piggybank/java/piggybank.jar register /me/pig/b...
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Author: Russell Jurney,
2012-09-30, 02:21
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Re: how to perform GROUP BY in PIG for this case: - Pig - [mail # user]
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...answer = foreach (group data by ISOToMonth(Date)) generate group as month, MAX(data.rate) as max_rate; Note, you will need your date in ISO8601 format, and you can use CustomFormatToIS...
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Author: Russell Jurney,
2012-09-29, 23:15
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[PIG-2891] HBaseStorage can't work with HBase 0.94, as the connect method changed - Pig - [issue]
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...Pig HBaseStorage doesn't work against a local mode HBase 0.94.1.Updating the JAR in ivy/libraries.properties addresses the issue, which is pasted here: 2012-08-24 23:27:07,431 [main]...
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http://issues.apache.org/jira/browse/PIG-2891
Author: Russell Jurney,
2012-09-29, 17:17
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[PIG-1150] VAR() Variance UDF - Pig - [issue]
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...I've implemented a UDF in Pig 0.5 that implements Algebraic and calculates variance in a distributed manner, based on the AVG() builtin. It works by calculating the count, sum and sum ...
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http://issues.apache.org/jira/browse/PIG-1150
Author: Russell Jurney,
2012-09-27, 06:31
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[PIG-2445] AvroStorage can't store two relations in one script - Pig - [issue]
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...STORE one INTO '/tmp/one.avro' USING AvroStorage();STORE two INTO '/tmp/two.avro' USING AvroStorage();– relation two has the schema of relation one. BANG!...
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http://issues.apache.org/jira/browse/PIG-2445
Author: Russell Jurney,
2012-09-12, 04:24
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Pig Committer Trading Cards - Pig - [mail # user]
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...http://hortonworks.com/blog/twitter-analytics-presents-hadoop-and-pig-at-uc-berkeley/ I think these lectures were posted before, but I thought Pig users might find this as amusing as ...
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Author: Russell Jurney,
2012-09-10, 21:10
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Re: Berkeley lecture on Pig - Pig - [mail # user]
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...Pig blog. Russell Jurney http://datasyndrome.com On Sep 5, 2012, at 8:56 AM, Bill Graham wrote: te: ****** he If seul iels ion par nt le ****** t...
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Author: Russell Jurney,
2012-09-06, 23:30
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