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From Suresh Thalamati <suresh.thalam...@gmail.com>
Subject Re: paging Satheesh
Date Tue, 09 Aug 2005 23:43:05 GMT
Kathey Marsden wrote:
> Army wrote:
> [snip ,  lots of good comments ]
> 
> 
>>4) From what I can tell, the changes to refActions1.out fall into four
>>categories:
>>
>>  a -- update/delete statements that used to throw syntax errors
>>because of DERBY-171 were left unchanged but now run without error. 
>>Ex. see lines 7914-7923 of the patched refActions1.out file.
> 
> 
> 
> With a very  brief look at the patch, I did not see any code to disallow
> the new syntax with soft upgrade.  Since users need to be able to return
> to a previous version with soft upgrade I think it is important that
> they not be able to go to 10.2 and then create a view that won't work
> when they return to 10.1
> Dan put upgrade tests under
> java/testing/org/apache/derbyTesting/upgradeTests.   Unfortunately,  and
> perhaps dangerously, the upgrade tests are not automated as part of our
> suite yet because we'll need to check in old versions of derby and
> manage the class path issues.
> 
> Kathey
> 
> 
> 
> 
> 
> 
> 

I think simple syntax changes does not need softupgrade check if the 
new syntax usage does not create any new on-disk structures.

dan's comments on the related issue:
http://www.mail-archive.com/derby-dev@db.apache.org/msg05886.html

Thanks
-suresht



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