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From Ted Yu <yuzhih...@gmail.com>
Subject Re: about HTable and HConnectionImplementation thread-safety
Date Wed, 11 May 2011 13:33:33 GMT
See
http://zhihongyu.blogspot.com/2011/04/managing-connections-in-hbase-090-and.htmlfor
your first question.

On Wed, May 11, 2011 at 2:39 AM, Ferdy Galema <ferdy.galema@kalooga.com>wrote:

> I understand HTable is not thread-safe. How about
> HConnectionImplementation? I presume it is thread-safe, because otherwise
> creating a HTable for each thread will only work when each thread uses it's
> own Configuration. (Since Configuration is mapped to a
> HConnectionImplementation). So, how does it exactly achieve thread-safety?
> For example, will N threads result in N zookeeper connections?
>
> Secondly, are there any plans to improve HTable thread-safety / efficiency?
> I'm aware of asynchbase, but I think it would be very nice to have an
> efficient implementation out of the box.
>
> Ferdy.
>

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