On 5 October 2010 16:33, Greg Sabino Mullane <greg@xxxxxxxxxxxx> wrote:
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>>> if ($dbh->{pg_lib_version} >= 90000) {
>>>
>>> I'd raise a bug with psycopg2 if it does not provide that information.
>>
>> How does the driver figure it out?
>
> DBD::Pg parses pg_config --version, then passes the information
> to the C programs for directive fiddling. I certainly hope
> other drivers are doing the same, as libpq varies across
> major versions a good deal.
I would imagine that most libpq wrapping drivers use libpq's
PQserverVersion(), which returns an integer that looks like 90000.
--
Regards,
Peter Geoghegan
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