Re: Disk buffering of resultsets

On 9/22/2014 2:04 PM, Lussier, Denis wrote:
> I like Craig's idea to use the jdk7 temp file handling.   I propose to
> this project keep it simple (at least at first) and start with this as
> a jdbc41 only feature.
>
> Many people use pgjdbc for OLTP style transactions and wouldn't ever
> want to spill to disk.   This is why (IMHO) the algorithm that
> determines under which stress
> condition this feature uses (assuming it is enabled) is so critical.
>

this still won't address the issue that the postgresql server itself
ALSO marshals the entire result set into ITS memory before sending it to
the client.   Really, using cursors for large result-sets is the correct
way to go.



--
john r pierce                                      37N 122W
somewhere on the middle of the left coast