Inaccuracy in the UDF Manua;
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Key: PIG-2113
URL: https://issues.apache.org/jira/browse/PIG-2113
Project: Pig
Issue Type: Improvement
Components: documentation
Affects Versions: 0.8.0, 0.9.0
Reporter: Olga Natkovich
Assignee: Corinne Chandel
Fix For: 0.9.0, 0.8.1
The documentation states:
Here's the way to think about this in the Hadoop world. The exec function of
the Initial class is invoked once by the map process and produces partial
results. The exec function of the Intermed class is invoked once by each
combiner invocation (which can happen zero or more times) and also produces
partial results. The exec function of the Final class is invoked once by the
reducer and produces the final result.
It should say The exec function of the Initial class is invoked once for each
input tuple ...
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