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HBase, mail # user - More rows or less rows and more columns


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Re: More rows or less rows and more columns
Harsh J 2012-09-10, 17:59
Versions is what you're talking about, and by default all queries
return the latest version of updated values.

On Mon, Sep 10, 2012 at 11:04 PM, Mohit Anchlia <[EMAIL PROTECTED]> wrote:
> On Mon, Sep 10, 2012 at 10:30 AM, Harsh J <[EMAIL PROTECTED]> wrote:
>
>> Hey Mohit,
>>
>> See http://hbase.apache.org/book.html#schema.smackdown.rowscols
>
>
> Thanks! Is there a way in HBase to get the most recent inserted column? Or
> a way to sort columns such that I can manage how many columns I want to
> read? In timeseries we might be interested in only most recent data point.
>
>>
>>
>> On Mon, Sep 10, 2012 at 10:56 PM, Mohit Anchlia <[EMAIL PROTECTED]>
>> wrote:
>> > Is there any recommendation on how many columns one should have per row.
>> My
>> > columns are < 200 bytes. This will help me to decide if I should shard my
>> > rows with id + <some date/time value>.
>>
>>
>>
>> --
>> Harsh J
>>

--
Harsh J