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From Evan Leonard <evan.leon...@gmail.com>
Subject Re: Hard upgrade failing?
Date Tue, 02 Jun 2009 20:39:49 GMT

You're welcome!
Perhaps the DatabaseMetaData should have methods for both the driver  
version and the actual db version on disk?

Evan


On Jun 2, 2009, at 2:37 PM, Kathey Marsden wrote:

> Evan Leonard wrote:
>>
>> I agree that the requirement to have "upgrade=true" be on the first  
>> connection to a db be added to the documentation. Perhaps also  
>> include this trick about shutting down the db first to be able to  
>> upgrade the db in a single jvm instance that's already been  
>> connected to the db.
>>
> I filed three Jira Issues as the result of this thread.
> DERBY-4253 - documentation should indicate that a database cannot be  
> upgraded if already booted in soft upgrade mode
> DERBY-4254 - If upgrade is not performed when connecting with the  
> upgrade=true attribute specified, Derby should produce a warning
> DERBY-4255 - DatabaseMetaData getDatabaseMajorVersion() and  
> getDatabaseMinorVersion() return software version rather than  
> database version
>
> I was going to suggest you use the DatabaseMetaData methods instead  
> of the undocumented property, but found they didn't work. #:(
>
> Thank you Evan for the useful input.
>
> Kathey
>


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