From: | Emanuel Calvo <emanuel(dot)calvo(at)2ndquadrant(dot)com> |
---|---|
To: | pgsql-es-ayuda(at)postgresql(dot)org |
Subject: | Re: tsearch- lexema palabra con acento |
Date: | 2014-07-04 21:34:51 |
Message-ID: | 53B71DFB.8080702@2ndquadrant.com |
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El 04/07/14 11:18, Felipe de Jesús Molina Bravo escribió:
> Que tal
>
> No entiendo el siguiente comportamiento:
>
> replicaee=# select to_tsvector('maria'), to_tsvector('maría');
> to_tsvector | to_tsvector -------------+------------- 'mari':1 |
> 'mar':1 **** diferente lexema ... error!!! (1 fila)
>
No es un error. Es como funciona el stemming. El fin último es reducir
al stem original de las palabras similares.
Podrías llegar a utilizar ispell o theasurus en vez de snowball.
Un link muy util es
http://sharingtechknowledge.blogspot.com/2012/02/postgresql-thesaurus-dictionary.html
- --
- --
Emanuel Calvo http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Training & Services
Bs. As., Argentina (GMT-3)
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