Re: logging statement levels

Andrew Dunstan wrote:
> I wrote:
> 
> >
> >
> > If nobody is working on this I am prepared to look at it:
> >
> > . Allow logging of only data definition(DDL), or DDL and modification 
> > statements
> >
> 
> 
> 
> Here are some options:
> 
> 1. change the type of "log_statement" option from boolean to string, 
> with allowed values of "all, mod, ddl, none" with default "none".
> 2. same as 1. but make boolean true values synonyms for "all" and 
> boolean false values synonyms for "none".
> 3. keep "log_statement" option as now and add a new option 
> "log_statement_level" with the same options as 1. but default to "all", 
> which will have no effect unless "log_statement" is true.

I like 1.

> Also, I assume "modification statements" means insert/update/delete, or 

Yes.

> are we talking about DDL mods (like "alter table")?

Alter is DDL.

> Finally, what about functions that have side effects? It would be nice 
> to be able to detect the statements to be logged at the syntactic level, 
> but it strikes me that that might not be possible.

Not possible.

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