Re: [SQL] Postgres backend crash on alpha

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От Bruce Momjian
Тема Re: [SQL] Postgres backend crash on alpha
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Msg-id 200002161658.LAA03180@candle.pha.pa.us
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Ответ на Postgres backend crash on alpha  (Mark Volpe <volpe.mark@epamail.epa.gov>)
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I would like you to try this on the current snapshot on our ftp server. 
I suspect it has been fixed, but if not, we would like to get it fixed
because we are starting beta in a few days.


> The following sequence causes the backend
> to crash:
> 
> CREATE TABLE test1 (a text);
> CREATE TABLE test2 (b text);
> 
> CREATE RULE test_insert AS ON INSERT TO test1
> DO INSTEAD INSERT INTO test2 VALUES (NEW.a);
> 
> INSERT INTO test1 VALUES ('crash');
> 
> 
> For some reason this only occurs on the alpha platform
> (tried on alpha and linux).
> 
> If I try this using ints it works fine, though. And the use
> of "NEW" seems to be what's screwing it up.
> 
> Is there a fix for this?
> It is crashing in the _copyConst function on this line:
> 
> length = VARSIZE(from->constvalue)
> 
> Thanks,
> Mark
> 
> ************
> 
> 


--  Bruce Momjian                        |  http://www.op.net/~candle pgman@candle.pha.pa.us               |  (610)
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