Re: Bug#311795: ITP: rast -- A full text search system

[Junichi Uekawa <dancer@netfort.gr.jp>]

> > > Could you please explain what is N-gram and what is this package useful
> > > for?
> > 
> > N-gram is when you use n-characters as a 'word'.
> > 
> > In some languages including Japanese, it is impossible to 
> > determine a 'word', and N-gram is a method that defines a 
> > 'word' as n-characters.
> 
> Do you mean "N number of characters", or is there some special
> meaning to an n-character?

I mean N number of characters, yes.

Instead of picking up keywords through whitespace-separated 'word's, 
it uses pre-set N number of characters for indexing.


regards,
	junichi