Andrew Dunstan wrote:
> On 01/10/2014 12:42 PM, Alvaro Herrera wrote:
> >Is it just me, or is the json_array_element(json, int) function not
> >documented?
> As discussed at the time, we didn't document the functions
> underlying the json operators, just the operators themselves.

Oh, I see.  That's fine with me.  From the source code it's hard to see
when a SQL-callable function is only there to implement an operator,
though (and it seems a bit far-fetched to suppose that the developer
will think, upon seeing an undocumented function, "oh this must
implement some operator, I will look it up at pg_proc.h").

I think the operator(s) should be mentioned in the comment on top of the

Álvaro Herrera      
PostgreSQL Development, 24x7 Support, Training & Services

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