> > What is your locale?
> It was en_EN.UTF-8. Interesting. With C it fails...
Yes, pg_trgm seems to have problems with multibyte + C locale.
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Tatsuo Ishii
SRA OSS, Inc. Japan
English: http://www.sraoss.co.jp/index_en.php
Japanese: http://www.sraoss.co.jp