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From Doug Meil <doug.m...@explorysmedical.com>
Subject Re: Java api to apply limit in scan
Date Fri, 20 Jan 2012 13:31:02 GMT

Also, if you know you only want 2 rows, for example, make sure the caching
is set to 2 so that it only reads that many on the RegionServer.





On 1/20/12 12:31 AM, "Harsh J" <harsh@cloudera.com> wrote:

>Hi Stuti,
>
>The way the Shell does it is by iterating over the ResultScanner iterator
>for only LIMIT number of times alone and then exiting out. There is no
>API that specifies a LIMIT clause of sorts, its to be self-built by you.
>
>On 20-Jan-2012, at 10:53 AM, Stuti Awasthi wrote:
>
>> Hi ,
>> I am looking into how to limit the output of scans. I got this in shell
>>but not able to get any java api for that. I am sure I am missing it.
>> 
>> scan 't1',{LIMIT=>2}
>> Please suggest me the scan api for limit the output of scan.
>> 
>> Thanks
>> 
>> Regards,
>> Stuti Awasthi
>> HCL Comnet Systems and Services Ltd
>> F-8/9 Basement, Sec-3,Noida.
>> 
>> 
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>--
>Harsh J
>Customer Ops. Engineer, Cloudera
>



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