Re: Implementing full UTF-8 support (aka supporting 0x00)

On 03/08/16 21:31, Geoff Winkless wrote:
> On 3 August 2016 at 20:13, Álvaro Hernández Tortosa <aht(at)8kdata(dot)com> wrote:
>> Yet they are accepted by Postgres
>> (like if Postgres would support Modified UTF-8 intentionally). The caracter
>> in psql does not render as a nul but as this symbol: "삀".
> Not accepted as valid utf8:
>
> # select E'\xc0\x80';
> ERROR: invalid byte sequence for encoding "UTF8": 0xc0 0x80
>
> You would need a "modified utf8" encoding, I think.
>
> Geoff

Isn't the correct syntax something like:

select E'\uc080', U&'\c080';

?

It is a single character, 16 bit unicode sequence (see
https://www.postgresql.org/docs/current/static/sql-syntax-lexical.html)

Álvaro

--

Álvaro Hernández Tortosa

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