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From Lin Feng <sxu...@gmail.com>
Subject Re: Secondary index usage
Date Mon, 26 Jan 2015 03:38:59 GMT
Thanks Eli, James for your feedback!

@James, regarding your second point, can you point me to some
documentation/example of interpreting Phoenix generated row key?

Thanks again!


On Sun, Jan 25, 2015 at 12:49 PM, James Taylor <jamestaylor@apache.org>
wrote:

> You can also use our map reduce integration which will use secondary
> indexes automatically/transparently just as is done when using SQL APIs.
>
> If you use map reduce outside of this against secondary indexes, then
> you'll need to interpret the row key correctly.
>
>
> On Sunday, January 25, 2015, Eli Levine <elilevine@gmail.com> wrote:
>
>> Yes, should be possible, since secondary indexes are themselves Phoenix
>> tables.
>>
>>
>>
>> > On Jan 25, 2015, at 5:42 AM, Lin Feng <sxullf@gmail.com> wrote:
>> >
>> > We have been using house grown secondary indexes on HBase tables in our
>> application.
>> > I am wondering if we switch to Phoenix and let Phoenix creates and
>> maintains new secondary
>> > indexes, can a MapReduce job take advantage of these indexes without
>> using the Phoenix
>> > API?
>>
>

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