Re: unexpected result from to_tsvector

"Shulgin, Oleksandr" <oleksandr.shulgin@zalando.de> writes:
> On Mar 20, 2016 01:09, "Dmitrii Golub" <dmitrii.golub@gmail.com> wrote:
>> Alex, actually subdomain can start with digit,

> Not according to the RFC you have linked to.

The powers-that-be relaxed that some time ago; I assume there's a newer
RFC.  For instance, "163.com" is a real domain:

$ dig 163.com
...
;; QUESTION SECTION:
;163.com.                       IN      A

;; ANSWER SECTION:
163.com.                600     IN      A       123.58.180.8
163.com.                600     IN      A       123.58.180.7

;; AUTHORITY SECTION:
163.com.                4516    IN      NS      ns3.nease.net.
163.com.                4516    IN      NS      ns2.nease.net.
...

$ whois 163.com
...
Registry Registrant ID: 
Registrant Name: Domain Admin
Registrant Organization: Guangzhou NetEase Computer System Co., Ltd
Registrant Street: No. 16, Keyun Road, Tianhe District, 
Registrant City: Guangzhou
Registrant State/Province: Guangdong
Registrant Postal Code: 510665
Registrant Country: CN
Registrant Phone: +86.2085106370
Registrant Phone Ext: 
Registrant Fax: +86.2085106370
Registrant Fax Ext: 
Registrant Email: nsadmin@corp.netease.com
...
        regards, tom lane