On Thu, 2007-08-30 at 21:43 -0400, Merlin Moncure wrote:
Well, a SRF may be unsuitable for various reasons, but maybe views are
better. I really like views more and more lately (better than
functions as a rule, I think).
you have some query, select yadda
create view log_yadda as
select
On Fri, 2007-08-31 at 13:51 -0400, Merlin Moncure wrote:
how about this:
create view log_yadda sa
select yadda where (select func());
the parens around the function call force it to be evaluated as a scalar.
if you declare func() immutable, you can (maybe) remove the parens
because
On 8/31/07, Jeff Davis [EMAIL PROTECTED] wrote:
On Fri, 2007-08-31 at 13:51 -0400, Merlin Moncure wrote:
how about this:
create view log_yadda sa
select yadda where (select func());
the parens around the function call force it to be evaluated as a scalar.
if you declare
Merlin Moncure [EMAIL PROTECTED] writes:
At present, immutable functions are only treated as constants during a
query, which is what we want (no problems with prepare).
Uh, no, they'd be folded to constants at plan time, which is exactly
what Jeff doesn't want AFAICS.
The subselect trick is a
On 8/31/07, Tom Lane [EMAIL PROTECTED] wrote:
Merlin Moncure [EMAIL PROTECTED] writes:
At present, immutable functions are only treated as constants during a
query, which is what we want (no problems with prepare).
Uh, no, they'd be folded to constants at plan time, which is exactly
what
On 8/31/07, Jeff Davis [EMAIL PROTECTED] wrote:
On Thu, 2007-08-30 at 21:43 -0400, Merlin Moncure wrote:
Well, a SRF may be unsuitable for various reasons, but maybe views are
better. I really like views more and more lately (better than
functions as a rule, I think).
you have some
On 8/31/07, Merlin Moncure [EMAIL PROTECTED] wrote:
On 8/31/07, Jeff Davis [EMAIL PROTECTED] wrote:
On Thu, 2007-08-30 at 21:43 -0400, Merlin Moncure wrote:
Well, a SRF may be unsuitable for various reasons, but maybe views are
better. I really like views more and more lately (better than
On Fri, 2007-08-31 at 16:42 -0400, Merlin Moncure wrote:
On 8/31/07, Tom Lane [EMAIL PROTECTED] wrote:
Merlin Moncure [EMAIL PROTECTED] writes:
At present, immutable functions are only treated as constants during a
query, which is what we want (no problems with prepare).
Uh, no,
I know already it's possible to audit changes to data in postgresql
tables using triggers, etc.
A lot of other things can also be logged using the logging mechanism,
such as permission errors (by logging all error messages), etc.
However, there are also other things that would be useful to
On Thu, 2007-08-30 at 15:39 -0600, Guy Fraser wrote:
Below is the logging section from the postgresql.conf file. It
would appear that you can configure PostgreSQL to log as much
detail as you want to where you want. You can then write a
program to parse the log file and present the
On 8/30/07, Jeff Davis [EMAIL PROTECTED] wrote:
I know already it's possible to audit changes to data in postgresql
tables using triggers, etc.
A lot of other things can also be logged using the logging mechanism,
such as permission errors (by logging all error messages), etc.
However,
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