wykonuje zapytanie:
Kod
select convert( 'text_in_unicode', 'UNICODE', 'LATIN2')
jest ok, ale jak zrobie
Kod
select convert( nazwa_pola_typu_varchar, 'UNICODE', 'LATIN2') FROM moja_tabela
to pokazuje blad:
Cytat
ERROR: function convert(character varying, unknown, unknown) does not exist at character 8
HINT: No function matches the given name and argument types. You might need to add explicit type casts.
HINT: No function matches the given name and argument types. You might need to add explicit type casts.