Home | About | Sematext search-lucene.com search-hadoop.com
NEW: Monitor These Apps!
elasticsearch, apache solr, apache hbase, hadoop, redis, casssandra, amazon cloudwatch, mysql, memcached, apache kafka, apache zookeeper, apache storm, ubuntu, centOS, red hat, debian, puppet labs, java, senseiDB
 Search Hadoop and all its subprojects:

Switch to Threaded View
Accumulo >> mail # user >> row count


Copy link to this message
-
Re: row count
regular expressions worked like a charm as well.
On Wed, Apr 17, 2013 at 8:17 AM, David Medinets <[EMAIL PROTECTED]>wrote:

> A RegExFilter (
> http://affy.blogspot.com/2013/03/exampe-using-accumulos-regexfilter-class.html)
> and count the result set?
>
>
> On Tue, Apr 16, 2013 at 10:46 PM, Venkat <[EMAIL PROTECTED]> wrote:
>
>> Josh, its the former.  I was trying WrappingIterator, RowIterator,
>> PeekingIterator , no success yet.
>>
>> Venkat.
>>
>>
>> On Tue, Apr 16, 2013 at 9:52 PM, Josh Elser <[EMAIL PROTECTED]> wrote:
>>
>>> Venkat,
>>>
>>> Can you be more specific?
>>>
>>> Are you looking for the number of rows matching a Value (value as in
>>> Key-Value) or are you looking for the number of rows matching a given value
>>> in the row-portion of a key?
>>>
>>> e.g.
>>>
>>> Trying to match foo:
>>>
>>> The former would match - row cf:cq ts [vis] foobar
>>> The latter would match - foobar cf:cq ts [vis] value
>>>
>>>
>>> On 04/16/2013 09:33 PM, Venkat wrote:
>>>
>>>> I am sure this question has been asked several times but I could not
>>>> get to the answer using usual searches - which iterator is the right one to
>>>> count the number of rows for a given value or a pattern of value ?
>>>>
>>>> Venkat.
>>>>
>>>
>>>
>>
>
NEW: Monitor These Apps!
elasticsearch, apache solr, apache hbase, hadoop, redis, casssandra, amazon cloudwatch, mysql, memcached, apache kafka, apache zookeeper, apache storm, ubuntu, centOS, red hat, debian, puppet labs, java, senseiDB