| From: | Kris Jurka <books(at)ejurka(dot)com> |
|---|---|
| To: | Steve Wampler <swampler(at)noao(dot)edu> |
| Cc: | Postgres-JDBC <pgsql-jdbc(at)postgresql(dot)org>, Postgres-performance <pgsql-performance(at)postgresql(dot)org> |
| Subject: | Re: [PERFORM] Using a COPY...FROM through JDBC? |
| Date: | 2004-06-07 21:38:01 |
| Message-ID: | Pine.BSO.4.56.0406071636550.6042@leary.csoft.net |
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| Thread: | |
| Lists: | pgsql-jdbc pgsql-performance |
On Mon, 7 Jun 2004, Steve Wampler wrote:
> I do have a little concern about what's happening in the
> back end during the copy - I suspect the entire table is
> locked, which may impact the performance when multiple
> clients are saving entries into the table. Anyone know
> if that's how COPY works? (For that matter, would that
> also be true of a transaction consisting of a set of
> inserts?)
>
The table is not locked in either the copy or the insert case.
Kris Jurka
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