2017-01-25 5:45 GMT+01:00 Tom Lane <t...@sss.pgh.pa.us>: > Andres Freund <and...@anarazel.de> writes: > > On 2017-01-24 21:32:56 -0300, Alvaro Herrera wrote: > >> XMLTABLE is specified by the standard to return multiple rows ... but > >> then as far as my reading goes, it is only supposed to be supported in > >> the range table (FROM clause) not in the target list. I wonder if > >> this would end up better if we only tried to support it in RT. I asked > >> Pavel to implement it like that a few weeks ago, but ... > > > Right - it makes sense in the FROM list - but then it should be an > > executor node, instead of some expression thingy. > > +1 --- we're out of the business of having simple expressions that > return rowsets. >
If we do decision so this kind of function will have different behave than other SRF functions, then I remove support for this. There are not technical reasons (maybe I don't see it) - last Andres changes do well support for my code. Regards Pavel > > regards, tom lane >
