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From Andrew Purtell <apurt...@apache.org>
Subject Re: [PROPOSAL] HBASE-10070 branch
Date Wed, 15 Jan 2014 19:37:41 GMT
On Wed, Jan 15, 2014 at 11:17 AM, Stack <stack@duboce.net> wrote:

> A few of us chatting offline -- Jimmy, Jon, Elliott, and I -- were
> wondering if you couldn't solve this read replicas in a more hbase 'native'
> way* by just bringing up three tables -- a main table and then two snapshot
> clones with the clones refreshed on a period (via snapshot or via
> in-cluster replication) --  and then a shim on top of an HBase client would
> read from the main table until failure and then from a snapshot until the
> main came back.  Reads from snapshot tables could be marked 'stale'.  You'd
> have to modify the balancer so the tables -- or at least their regions --
> were physically distinct... you might be able just have the three tables
> each in a different namespace.

I like the idea of building on what we have today without introducing a lot
of new code and/or making existing code twisty.

Best regards,

   - Andy

Problems worthy of attack prove their worth by hitting back. - Piet Hein
(via Tom White)

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