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From Katherine Marsden <kmarsdende...@sbcglobal.net>
Subject Re: Getting transitive closure?
Date Sun, 14 Oct 2012 17:55:35 GMT
On 10/14/2012 6:34 AM, John English wrote:
> On 14/10/2012 14:45, José Ventura wrote:
>> I might be mistaken, but I think Derby does not support this
>> out-of-the-box. There are, however, a few interesting solutions
>> suggested in this (2009) thread:
>>
>> http://old.nabble.com/Recursive-query-on-common-table-td25819772.html
>
> Thanks! I'm now in the process or recursively trying to construct the 
> transitive closure of all the possible approaches that this page links 
> to... :-)
>
Doesn't help right  now, but you may also wish to vote for 
https://issues.apache.org/jira/browse/DERBY-11.  This was an early 
request but I think pretty hard to implement and I am not sure if there 
is a SQL standard syntax.




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