Re: [HACKERS] Dictionary chaining and stop words

2007-08-29 Thread Tom Lane
Heikki Linnakangas [EMAIL PROTECTED] writes: There's clearly need for transforming a word and passing on the transformed version to the next dictionary. dict_thesaurus does exactly that by supporting a subdictionary which is called before invoking the thesaurus, but it should be generic

Re: [HACKERS] Dictionary chaining and stop words

2007-08-29 Thread Oleg Bartunov
Heikki, we know about this ( I call it filtering), but we leave it for the future after we'll have everything in core. The more demonstrative example is well-known accent-removal problem. I used to recommend to preprocess string before tsearch2, but there is a problem with headline() when this