Kaloyan Iliev Iliev <news1(at)faith(dot)digsys(dot)bg> writes:
> I still haven't read all the documentation but I find the following.
> If I escape with \\ latin letters it OK, but if escape with \\
> cyrillic letters then it is a mistake.
No, you're missing the point: there are certain escapes that mean
something, and it rejects the rest. Backslash is not a general-purpose
quoting character.
regards, tom lane