Mario Ignacio Rodríguez Cortés wrote: > But in postgresql-8.3.1: > > SELECT to_tsvector('spanish','estadística'); > to_tsvector > ------------- > 'stic':2 > (1 row) It works for me: alvherre=# SELECT to_tsvector('spanish','estadística'); to_tsvector -------------- 'estadist':1 (1 fila) alvherre=# select version(); version ------------------------------------------------------------------------------------------------------------------------------ PostgreSQL 8.4devel on x86_64-unknown-linux-gnu, compiled by GCC gcc-4.1 (GCC) 4.1.3 20080114 (prerelease) (Debian 4.1.2-19) (1 fila) So I'm thinking you've got encoding problems. Did you set up client_encoding appropriately? -- Alvaro Herrera http://www.CommandPrompt.com/ PostgreSQL Replication, Consulting, Custom Development, 24x7 support