Re: pgsql: Fix XML tag namespace change inadvertantly missed from previous

Tom Lane wrote:
> adunstan(at)postgresql(dot)org (Andrew Dunstan) writes:
>
>> Fix XML tag namespace change inadvertantly missed from previous fix. Add
>> regression test for XML names and numeric entities.
>>
>
> Still one gripe:
>
> regression=# select * from ts_debug(' λ λ');
> alias | description | token | dictionaries | dictionary | lexemes
> ---------+--------------------------+---------+--------------+------------+---------
> blank | Space symbols | | {} | |
> entity | XML entity | λ | {} | |
> blank | Space symbols | | {} | |
> blank | Space symbols | &# | {} | |
> numword | Word, letters and digits | X3BB | {simple} | simple | {x3bb}
> blank | Space symbols | ; | {} | |
> (6 rows)
>
> Aren't hexadecimal entities supposed to be case-insensitive?
>
>
>

The 'x' must be lower case, the hex digits can be upper or lower. The
XML spec says:

CharRef ::= '&#' [0-9]+ ';'
| '&#x' [0-9a-fA-F]+ ';'

cheers

andrew