maria-developers team mailing list archive

[Roberto Spadim <roberto@xxxxxxxxxxxxx>]

maybe could port from mb_regex of php?


2013/4/18 Alexander Barkov <bar@xxxxxxxxxxx>

> Hi Tamás,
>
> On 04/17/2013 09:53 PM, Tamás Kövesdan wrote:
>
>> Hello,
>>
>> I'm interested in this project. I have read the other thread about
>> this. I've checked the available regex implementations and I've
>> written a draft application. Is there any potential mentor who would
>> review my application and help to improve it?
>>
>
> Thanks for your interest in this project!
>
> Please feel free to send your application to me.
>
> I'll try to write a detailed list of requirements for this
> task soon. Here is a brief list:
>
> 1. Ideally, after replacing the regex library,
> the regular expression functions should be able to:
>
>
> a. Work with all MariaDB character sets:
> - 8bit
> - Unicode: utf8, utf16, utf16le, utf32
> - Asian multi-byte: sjis, cp932, ujis, eucjpms, gbk, gb2312, euckr)
>
>
> b. Follow the comparison rules defined in MariaDB collation,
> i.e. take into account things like case and accent sensitivity
> for the current collation:
>
> SELECT 'o' RLIKE '<o with diaeresis>' COLLATE utf8_unicode_ci   -> TRUE
> SELECT 'o' RLIKE '<o with diaeresis>' COLLATE utf8_hungarian_ci -> FALSE
>
>
> c. Support modern regex features like look-aheads/look-behinds,
> non-greedy modifiers, may be even recursion, etc.
>
>
>
> 2. The library should be distributed under some permissive library
> (e.g. LGPL, BSD, MIT, etc). GPL is not desirable.
>
>
> Greetings.
>
>  Thanks in advance.
>>
>> Best whishes,
>> Tamás Kövesdán
>>
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-- 
Roberto Spadim
SPAEmpresarial