Re: invalid byte sequence for encoding error

Markus Wollny wrote:

>Nis Jorgensen wrote:
>
>
>>Oliver A. Rojo wrote:
>>
>>
>>>how do you fix your original db?
>>>
>>>
>>>
>>Since I had only 3 occurrences of the error, I used
>>hand-crafted update statements. The fact that the replacement
>>for the invalid characters was constant and plain ascii made
>>this very easy.
>>
>>If you have many occurrences of the error, or if you need to
>>do replacement based on the invalid bytes, things become
>>trickier. You might even be better of working on the dump
>>file directly using perl/<favourite scripting language>
>>
>>
>
>I had the exact same problem with my upgrade - and a lot more than just
>a couple of occurences. The solution is quite easy however, so if you're
>prepared to simply eliminate the offending bytes, you'll find that iconv
>will be a very fast solution. However at least on my systems (Debian
>Sarge) iconv didn't like my >5GB sized dump files. So in order to
>successfully reimport the dumps, I had to "split --line-bytese0m" the
>SQL-file, pass the parts through iconv -c -f UTF8 -t UTF8 and
>concatenate them back into one file again. There were no more errors on
>feeding the dump back into psql and I didn't come across any missing
>data during my tests, so this has definitely done the trick for me.
>
>You should be aware that this will simply omit the illegal byte
>sequences from the dump. So if you've got some string
>"foo[non-UTF-8-bytes]bar", it will be converted to a simple "foobar" in
>the result. So if you really need to keep things 100% accurate, you'll
>have to actually identify each of these byte-sequences, then find the
>corresponding UTF-8 representation and use some search&replace-scripting
>on the dump before reloading it.
>
>Kind regards
>
> Markus
>
>
>
>
ahh! the real problem is this: It usually says "invalid byte sequence
for encoding" error when it encounters Ñ character. What should I
supposed to do here?

--

Oliver A. Rojo

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