ok David I get it! now i undestand the note!!
very grateful with your answer
See you!!
El sáb., 6 jul. 2019 a las 2:29, David G. Johnston (<
david.g.johns...@gmail.com>) escribió:
> On Friday, July 5, 2019, Felipe de Jesús Molina Bravo <
> fjmolinabr...@gmail.com> wrote:
Hi!!
I have an strange behavior between 11.4 and 10.3 with xpath function:
With pgsql 10.3 i have:
select xpath('@idc', '' ) ;
xpath
{4776}
(1 fila)
and with pgsql 11.4:
select xpath('@idc', ''::xml ) ;
xpath
---
{}
(1 fila)
Now, if change the expression wi
