I don't really see through your problem but have you tried various settings for pg_enable_utf8 ? (There's some info in perldoc DBD::Pg).

In a quick test with your data and DBI/DBD::Pg but without DBIx::Class, I needed $dbh->{pg_enable_utf8} = 0;

In reply to Re: Postgres UTF-8 woes by erix
in thread Postgres UTF-8 woes by 1nickt

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