Hadoop::Streaming::Reducer::Input::ValuesIterator - Role providing access to values for a given key.
version 0.143060
$ValuesIterator->has_next();
Checks if the ValueIterator has another value available for this key.
Returns 1 on success, 0 if the next value is from another key, and undef if there is no next key.
$ValuesIterator->next();
Returns the next value available. Reads from $ValuesIterator->input_iter->input
andrew grangaard <spazm@cpan.org>
Naoya Ito <naoya@hatena.ne.jp>
This software is copyright (c) 2014 by Naoya Ito <naoya@hatena.ne.jp>.
This is free software; you can redistribute it and/or modify it under the same terms as the Perl 5 programming language system itself.
To install Hadoop::Streaming, copy and paste the appropriate command in to your terminal.
cpanm
cpanm Hadoop::Streaming
CPAN shell
perl -MCPAN -e shell install Hadoop::Streaming
For more information on module installation, please visit the detailed CPAN module installation guide.