Re: [BUGS] Bug #671: server corrupt

2002-05-24 Thread Tom Lane
"Heng Sun" <[EMAIL PROTECTED]> writes: > But my question is: will this completely get around the problem of server > corrupt? In particular, if in a transaction, the "nextval" is called on a > sequence different from the sequence we are trying to drop, would there be a > problem? My tests showed N

Re: [BUGS] Bug #671: server corrupt

2002-05-24 Thread Heng Sun
>From the explanation of Tom Lane, it seems we could get around the problem in this way: avoid using "nextval" etc. on the sequence to be dropped in the same transaction. The details can be like this. Support we want to drop a sequence sA and would like to get the next available sA sequence value

Re: [BUGS] Bug #671: server corrupt

2002-05-22 Thread Tom Lane
[EMAIL PROTECTED] writes: > Is there a patch that fixs this problem? > If there is no patch, what is the root of the problem? Is there a kit of rules to >avoid this situation? After more detailed investigation, I find both the notice and the subsequent crash have the same cause: after nextval(),

Re: [BUGS] Bug #671: server corrupt

2002-05-22 Thread Tom Lane
[EMAIL PROTECTED] writes: > The follow short sequence of SQL requests leads to server corrupt: Looks like a bug to me too. I can still replicate the "NOTICE: LockRelease: no such lock" in current sources, but it seems that someone's already fixed the core dump; CVS tip does not crash. Will look