You could possibly modify the driver to start a thread in the background
to monitor the progress - hack. I just did some very similar to monitor
the amount of memory being used by a result set as it was being
[mailto:pgsql-jdbc-owner(at)postgresql(dot)org] On Behalf Of Oliver Jowett
Sent: Tuesday, July 11, 2006 10:11 PM
To: Albert Cardona
Subject: Re: [JDBC] how to monitor the amount of bytes fetched in a
Albert Cardona wrote:
> I have a system in which large (13Mb) images are stored in the
> compressed bytea column entries. When fetching from the local computer
> fast enough the lag is not noticeable. When fetching remotely at 1Mb
> speed, about 15 seconds elapse.
> After timing the executeQuery() and the getBinaryStream(), the first
> about 15 seconds and the second about 3. So it looks like the
> is actually downloading the image, and the getBinaryStream is merely
> it from a local resource. Is that right?
> Is there any way in which the number of bytes fetched in a query or
> particular column can be monitored, so I can display a more accurate
> elaborated waiting dialog in my application?
I can't see any way to do this, unfortunately.
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