thank you very much . this is what i am looking for.
2009/3/27 Brian MacKay <brian.mac...@medecision.com>
>
> Amandeep,
>
> Add this to your driver.....
>
> MultipleOutputs.addNamedOutput(conf, "PHONE",TextOutputFormat.class,
> Text.class, Text.class);
>
> MultipleOutputs.addNamedOutput(conf, "NAME,
> TextOutputFormat.class, Text.class, Text.class);
>
>
>
> And in your reducer....
>
> private MultipleOutputs mos;
>
> public void reduce(Text key, Iterator<Text> values,
> OutputCollector<Text, Text> output, Reporter reporter) {
>
>
> // namedOutPut = either PHONE or NAME
>
> while (values.hasNext()) {
> String value = values.next().toString();
> mos.getCollector(namedOutPut, reporter).collect(
> new Text(value), new Text(othervals));
> }
> }
>
> @Override
> public void configure(JobConf conf) {
> super.configure(conf);
> mos = new MultipleOutputs(conf);
> }
>
> public void close() throws IOException {
> mos.close();
> }
>
>
>
> By the way, have you had a change to post your Oracle fix to
> DBInputFormat ?
> If so, what is the Jira tag #?
>
> Brian
>
> -----Original Message-----
> From: Amandeep Khurana [mailto:ama...@gmail.com]
> Sent: Friday, March 27, 2009 5:46 AM
> To: core-user@hadoop.apache.org
> Subject: Multiple k,v pairs from a single map - possible?
>
> Is it possible to output multiple key value pairs from a single map
> function
> run?
>
> For example, the mapper outputing <name,phone> and <name, address>
> simultaneously...
>
> Can I write multiple output.collect(...) commands?
>
> Amandeep
>
> Amandeep Khurana
> Computer Science Graduate Student
> University of California, Santa Cruz
>
>
>
>
>
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