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From Ted Yu <yuzhih...@gmail.com>
Subject Re: Pull instant schema updating out?
Date Tue, 03 Apr 2012 04:11:09 GMT
>> I vote for pulling  "Online schema update".
I have the same vote.

On Mon, Apr 2, 2012 at 9:05 PM, Stack <stack@duboce.net> wrote:

> On Mon, Apr 2, 2012 at 6:04 PM, lars hofhansl <lhofhansl@yahoo.com> wrote:
> > How much duplicate code are we talking about? Do these share common code
> to close/open the regions, or is it a completely different code path? (I
> know I could look myself, but it's easier to ask)
> >
> > From a gut reaction it feels cleaner to keep track of the state of the
> alter in ZK.
> >
> >
> Both are incomplete.  The approaches share no code.  The conversation
> Ted cites is from nearly a year ago (and is nought but our platitudes
> that the authors get together on the problem which didn't happen; the
> context did not help w/ one part-time on the job and the other a
> summer intern).  Neither has a sponsor.  The "Online schema update" is
> at least used in a few places, cautiously.  What should happen is we
> should pull out both and replace with a working online schema
> mechanism.  Until that happens undo at least one of them before
> someone other than J-D gets hurt.  I vote for pulling  "Online schema
> update".
> St.Ack

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