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Accumulo, mail # user - Documentation feedback


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Re: Documentation feedback
Aaron Cordova 2012-04-18, 19:33
I believe you're right about these being errors.

Thanks for the feedback!

On Apr 18, 2012, at 3:28 PM, Nabeel Hopeson wrote:

> Hello,
>
> There is some confusion on the following page http://accumulo.apache.org/1.4/user_manual/Table_Design.html#Indexing.
>
> In the section "Indexing", row ids are fetched by the following code
>
> for(Entry<Key,Value> entry : indexScanner)
>
> matchingRows.add(new Text(entry.getValue()));
>
> According to the diagram within the Indexing section, I would have expected this code
>
> for(Entry<Key,Value> entry : indexScanner)
>
> matchingRows.add(new Text(entry.getKey(). getColumnQualifier()));
>
> Can you provide clarification in the documentation if I am misunderstanding how it works? It is confusing that it would retrieve the "value" of the entry when the row id is in the column qualifier.
>
> Finally, the last line in that same example uses an undeclared variable e.
>
> System.out.println(e.getValue());
>
> but I think what was meant was
>
> System.out.println(entry.getVa lue());
>
> Hopefully my feedback will be of use to others,
>
> Thanks,
>
> Nabeel Hopeson
>