Re: [Firebird-devel] Quoting single/double quotes in Trace API

[Vlad K. <hv...@us...>]

> On Fri, Nov 23, 2012 at 3:33 PM, Vlad Khorsun wrote:
>> Backslash should work for all kind of regexp's (include_filter, exclude_filter,
>> database name pattern).
> 
> Should the backslash already in RegEx be handled in a specific way?

    The backslash is the usual escape character used in regular expression.
You can read about SIMILAR TO predicate, for example, the code is the same.

> I.e. this is simple:
> .+' .* --> '.+\' .*'
> but what about:
> .+\.'.* --> ???
> should it be '.+\\.\'.*'?

    Yes, you should double escape character in string.

Regards,
Vlad