On 1/15/14 2:00 PM, Florian Pflug wrote:
On Jan15, 2014, at 13:32 , Marko Tiikkaja <ma...@joh.to> wrote:
On 1/15/14 1:23 PM, Florian Pflug wrote:
The fact that it's named plpgsql.warnings already clearly documents that this 
only affects plpgsql. But whether a particular warning is emitted during 
compilation or during execution it largely irrelevant, I think. For example, if 
we called this compiler_warning, we'd couldn't add a warning which triggers 
when SELECT .. INTO ingores excessive rows.

There is the fact that something being a "compiler warning" gives you an idea 
on its effects on performance.  But maybe that would be better described in the 
documentation (perhaps even more accurately).

I like the idea of warning about SELECT .. INTO, though, but that one could 
have a non-negligible performance penalty during execution.

I'm not overly concerned about that. I image people would usually enable 
warnings during development, not production.

Yeah, me neither, it's just something that needs to be communicated very clearly. So probably just a list plpgsql.warnings would be the most appropriate then.


Regards,
Marko Tiikkaja


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