On 05/21/04:20/5, Tom Lane wrote:
Hm. I do not think you can use an expression context callback for this
anyway, because the callback won't be called in the case that query
execution is abandoned due to an error.
What you'd need for something like that is a global data structure that
is
On 05/20/04:20/4, Tom Lane wrote:
It's true that this setup doesn't allow non-SRFs to get at the econtext,
but I'm not sure that they need to.
The only thing my goal has in common with getting at the econtext is the ability
to register a callback that can clean up my fn_extra at a relatively
James William Pye [EMAIL PROTECTED] writes:
On 05/20/04:20/4, Tom Lane wrote:
It's true that this setup doesn't allow non-SRFs to get at the econtext,
but I'm not sure that they need to.
The only thing my goal has in common with getting at the econtext is
the ability to register a callback
On 05/18/04:20/2, Tom Lane wrote:
Hm? That functionality works for any function, whether it returns a set
or not.
Okay, then I think I found a bug:
SELECT * FROM aFunction();
Gives fcinfo-resultinfo != NULL, regardless of the type of return.
SELECT aFunction();
Gives fcinfo-resultinfo !=
James William Pye [EMAIL PROTECTED] writes:
SELECT aFunction();
Gives fcinfo-resultinfo != NULL, ONLY IF it is a SRF.(fn_retset != 0)
Indeed. Since passing a ReturnSetInfo in resultinfo occurs only when
the system is expecting a set result (and is prepared to handle one),
I do not see what you
James William Pye [EMAIL PROTECTED] writes:
I know I can use RegisterExprContextCallback and the RSI's econtext to
register a callback for SRFs, but this--or similar
functionality--does not appear to be available for non-SRFs.
Hm? That functionality works for any function, whether it returns
Greets,
Is there a way for me to clean up fn_extra in flinfo when the function is not
a Set Returning Function(SRF)?
I know I can use RegisterExprContextCallback and the RSI's econtext to register a
callback
for SRFs, but this--or similar functionality--does not appear to be available for