On Thu, Aug 28, 2008 at 5:32 PM, Christophe <[EMAIL PROTECTED]> wrote:

> On Aug 28, 2008, at 3:21 PM, Matthew Dennis wrote:
>
>> I have no doubt that someone would complain about it, but I think it's
>> better than the alternative.
>>
>
> Determining if changing any function will cause an index to break is not a
> straight-forward problem.  I don't believe that PG right now keeps a graph
> of which functions call which, so replacing a function deep in the logical
> calling hierarchy could break the index as easily as one mentioned at the
> top.
>

Yes, I can see that would indeed be a problem.  Are there future plans to
start tracking such dependencies?  It seems like it would be a good idea in
general.

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