Re: (ITS#5227) old dsn acceptance

[quanah@zimbra.com]

--On Monday, November 12, 2007 2:18 PM +0000 ando@sys-net.it wrote:

> Howard Chu wrote:
>
>> Ah, ok. So, do you think we need to integrate this patch?
>
> Do you mean: in 2.3?  It might be a good idea in case we want all
> versions to be completely interoperable.  Otherwise, as the code is now,
> 2.4 tolerates 2.3 (and 2.2, AFAIK), while 2.2 and 2.3 do not tolerate
> 2.4 (or, which is worse, tolerate but don't understand 2.4: issues could
> arise when comparing CSNs generated by different versions, which only
> 2.4 correctly handles by normalizing to its form).  Eventually, this
> could be a problem as soon as someone tries to use 2.4 as master and 2.3
> as slave.

I'm not sure how much we should support any release older than 2.3 when 
combined with 2.4.  Particularly something as ancient as 2.1.  As far as 
replication goes, I think given the timestamp changes, the only supported 
format would be a 2.3 master with 2.4 slaves.  Just my 2c. ;)

--Quanah

--

Quanah Gibson-Mount
Principal Software Engineer
Zimbra, Inc
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