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From Stefano Mazzocchi <stef...@apache.org>
Subject Re: Avalon DB
Date Sun, 28 Oct 2001 15:56:40 GMT
Paul Hammant wrote:
> 
> As proposed some days ago, I've committed the first (non working) cut of Avalon DB. 
Don't get yer
> hopes up there is not much yet.
> 
> It has five separate components
> 
>  1) SQLParser
>  2) SQLOptimizer
>  3) ActionCache
>  4) DatabasePersistence
>  5) DatabaseManager
> 
> 1) turns sql into actions
> 2) fiddles with sql in string form (only impl is do nothing)
> 3) do nothing impl for time being.
> 4) First imple to use Cornerstone's store.  Other impls could be "in memory" (no storage)
etc.
> 5) The main DB server.  First impl uses a "CommandStream" to communicate with a remore
JDBC
> client.  Other impls could use RMI, SOAP, bytestreams or be internally provided (like
Phoenix
> services).
> 
> There is lots to do and I'll just beaver away, other might like to dive in and help /
take over
> bits.  I'm not proud and there are probably quite a few refactor points already.
> Peter's message of a couple of days ago planted the component separation for  what's
been done so
> far.
> 
> Regards,

Way Kool.

Any plan about a JDBC driver? :)

-- 
Stefano Mazzocchi      One must still have chaos in oneself to be
                          able to give birth to a dancing star.
<stefano@apache.org>                             Friedrich Nietzsche
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