Re: Make foo=null a warning by default.

On Wed, Jul 18, 2018 at 08:25:46AM -0400, Fabien COELHO wrote:
> 
> Hello David,
> 
> >I assure you that you expression yourself in English a good deal
> >better than I do in Portuguese.
> 
> Alas, despite a Portuguese "rabbit" name, I cannot speak the language which
> got lost between generations.

I fear my kids may lose French the same way. Mine's already not great,
and that's in just one generation.

> About this v3: Patch applies, compiles, "make check" ok.
> 
> A few minor comments:
> 
> Variable "need_transform_null_equals" may be better named "is_null_equals",
> because there is no "need" of the transformation as such, and the expression
> just checks for the pattern, really.

Done.

> I'm fine with the off/warn/error/on order.
> 
> Doc could mention that the transformation allows compatibility with other
> products, without naming them? Or not.

I don't see a point in obscuring the origin.

> In doc, the list of valid values on a long line, where the practice seems to
> wrap around after about 80 columns in the XML file.

Fixed.

> I notice that the feature was not tested at all before this patch:-(
> 
> Maybe there could be one test which results to true, which is the whole
> point of the transformation? eg "SELECT NULL = NULL".

Done.

Best,
David.
-- 
David Fetter <david(at)fetter(dot)org> http://fetter.org/
Phone: +1 415 235 3778

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