| From: | Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> |
|---|---|
| To: | Hiroshi Inoue <Inoue(at)tpf(dot)co(dot)jp> |
| Cc: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Jan Wieck <janwieck(at)yahoo(dot)com>, Jessica Perry Hekman <jphekman(at)dynamicdiagrams(dot)com>, Barry Lind <barry(at)xythos(dot)com>, pgsql-hackers(at)postgresql(dot)org |
| Subject: | Re: timeout implementation issues |
| Date: | 2002-04-09 00:35:48 |
| Message-ID: | 200204090035.g390Zmg18440@candle.pha.pa.us |
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| Lists: | pgsql-hackers |
Hiroshi Inoue wrote:
> > > Why should the SET query_timeout = 0 command be issued
> > > only when the query failed ? Is it a JDBC driver's requirement
> > > or some applications' requirements which uses the JDBC driver ?
> >
> > They want the timeout for only the one statement, so they have to set it
> > to non-zero before the statement, and to zero after the statement.
>
> Does setQueryTimeout() issue a corresponding SET QUERY_TIMEOUT
> command immediately in the scenario ?
Yes. If we don't make the SET rollback-able, we have to do all sorts of
tricks in jdbc so aborted transactions get the proper SET value.
--
Bruce Momjian | http://candle.pha.pa.us
pgman(at)candle(dot)pha(dot)pa(dot)us | (610) 853-3000
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