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From Øystein Grøvlen <Oystein.Grov...@Sun.COM>
Subject Re: Re-using an existing db and archiving data
Date Mon, 17 Mar 2008 22:51:31 GMT
Mark Hiles wrote:
> I've just started using Derby for a uni project and have a couple of 
> quick questions.
> When creating an embedded database, it seems to get overridden each 
> time I run my application. How can I make it create a database the 
> first time it runs, and then re-use it in the future?

This is actually what will happen if your connection URL contains 
"create=true".  If the DB already exists, you will get a connection to 
the existing DB.
> I'd also like to know if it's possible to select certain data for 
> archiving / compression? I've searched for material but can't find 
> anything.
It is possible to encrypt data on disk, but I do not think compression 
is supported.


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