On 2007-04-02, Mark Dilger <pgsql(at)markdilger(dot)com> wrote:
> Here's the code for the new chr() function:
> if (pg_database_encoding_max_length() > 1 && !lc_ctype_is_c())
Clearly wrong - this allows returning invalid UTF8 data in locale C, which
is not an uncommon setting to use.
Treating the parameter as bytes is wrong too - it should correspond to
whatever the natural character numbering for the encoding is; for utf8
that is the Unicode code point.
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