On 2018-04-15 00:31:14 +0200, David Fetter wrote:
> On Sat, Apr 14, 2018 at 01:20:16PM -0700, Andres Freund wrote:
> > On 2018-04-14 18:05:18 +0200, David Fetter wrote:
> > > CSV is very poorly specified, which makes it at best complicated to
> > > build correct parsing libraries. JSON, whatever gripes I have about
> > > the format[1] is extremely well specified, and hence has excellent
> > > parsing libraries.
> > 
> > Worth to notice that useful json formats for logging also kinda don't
> > follow standards. Either you end up with entire logfiles as one big
> > array, which most libraries won't parse and makes logrotate etc really
> > complicated, or you end up with some easy to parse format where newlines
> > have non-standard record separator meaning.
> I don't see this as a big problem.  The smallest-lift thing is to put
> something along the lines of:
>     When you log as JSON, those logs are JSON objects, one per output
>     event.  They are not guaranteed to break on newlines.
> A slightly larger lift would include escaping newlines and ensuring
> that JSON output is always single lines, however long.

Still obliterates your "standard standard standard" line of
argument. There seem to valid arguments for adding json regardless, but
that line is just bogus.


Andres Freund

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