On Sat, Oct 9, 2010 at 1:41 AM, Josh Berkus <josh@agliodbs.com> wrote:
>
>> And, I'd like to know whether the master waits forever because of the
>> standby failure in other solutions such as Oracle DataGuard, MySQL
>> semi-synchronous replication.
>
> MySQL used to be fond of simiply failing sliently. Not sure what 5.4 does,
> or Oracle. In any case MySQL's replication has always really been async
> (except Cluster, which is a very different database), so it's not really a
> comparison.
IIRC, MySQL *semi-synchronous* replication is not async, so it can be
comparison. Of course, though MySQL default replication is async.
Regards,
--
Fujii Masao
NIPPON TELEGRAPH AND TELEPHONE CORPORATION
NTT Open Source Software Center