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From "Michael J. Segel" <mse...@segel.com>
Subject Re: Distributed databases
Date Thu, 22 Sep 2005 14:28:56 GMT
On Thursday 22 September 2005 04:07, Øystein Grøvlen wrote:
> >>>>> "JAC" == James A Craig/O/VCU <craigja@vcu.edu> writes:
>     JAC> Hi, I'm fairly new to Derby but I was curious if its possible
>     JAC> to use it in a distributed setup. I currently have a small
>     JAC> cluster and want to set it up so that I have a distributed
>     JAC> database on it using Derby. So my questions are:
>     JAC>  
>     JAC> 1) Is this possible?
> It is a bit unclear to me what you mean by using it in a distributed
> setup.  Do you just want to access the database from all nodes of the
> cluster, or do you actually want for performance reasons a single
> distributed database which runs on all nodes.  The first part is
> possible and is called a network server, the latter is not.  The rest
> of my answers will assume that you want to be able to access a
> single-node database server from other nodes.

I can understand your confusion. At first it looks like he wants to create an 
HADR setup using Derby. But in a later question, he used the term distributed 
meaning remote....

Assuming that he wants to do HADR and not create a parallelized engine, I 
think that there is some merit to this.

>     JAC> 5) Can I use ij to manipulate a distributed database? How do I do
> this?
(This is the question that I was referencing above.)

Michael Segel
(312) 952-8175

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