Home | About | Sematext search-lucene.com search-hadoop.com
 Search Hadoop and all its subprojects:

Switch to Threaded View
HBase, mail # user - Scan all the rows of a table with Column Family only.

Copy link to this message
Re: Scan all the rows of a table with Column Family only.
Doug Meil 2013-09-12, 20:17

I might be mis-understanding your question, but if you just call addFamily
on the Scan instance then all column qualifiers will be returned in the

Note:  this does go against one of the performance recommendations (Scan
Attribute Selection) in..


Š. but if it works for your app, go for it.
On 9/11/13 7:37 AM, "Jean-Marc Spaggiari" <[EMAIL PROTECTED]> wrote:

>Hi Pavan,
>Have you take a look at the already existing HBase filters?
>Maybe FamiliyFilter is what you are looking for?
>2013/9/11 Pavan Sudheendra <[EMAIL PROTECTED]>
>> Hi all,
>> How do i scan all the rows of HBase with only the Column Family?
>> Coumn Family --> cf
>> Column Qualifier --> \x00\x00\x06T,\x00\x00\x05d,\x00\x00\x00\x00 etc.,
>> Column Qualifier would be random so i won't know beforehand..Any idea of
>> how i can do this in Java API?
>> --
>> Regards-
>> Pavan