Re: DatabaseMetaData - getImportedKeys - Mailing list pgsql-jdbc

From Kris Jurka
Subject Re: DatabaseMetaData - getImportedKeys
Date
Msg-id Pine.LNX.4.33.0311041000001.10763-200000@leary.csoft.net
Whole thread Raw
In response to Re: DatabaseMetaData - getImportedKeys  (Kris Jurka <books@ejurka.com>)
List pgsql-jdbc

On Tue, 4 Nov 2003, Kris Jurka wrote:

>
>
> On Mon, 3 Nov 2003, Aleksey wrote:
>
> > I have the following problem working with DatabaseMetaData.
> >
> > [ retreiving foreign key column names with KOI8-R characters fails
> > when trying to decodeUTF ]
>
> The way many DatabaseMetaData methods work is that they run a query to
> retrieve the necessary data which it then iterates over, reformats, and
> stores into an in memory ResultSet which is returned to the user.  The in
> memory ResultSet is implemented with byte arrays, so all String data has
> .getBytes() called on it to turn it into a byte array.  This turns it into
> a byte array with the JVM's default charset which may not be the UTF-8 we
> need.  This is why the resulting decoding from UTF-8 is failing, because
> it is not actually UTF-8 data.
>
> The attached patch encodes the data into the format that the subsequent
> decoder expects.  Aleksey, could you try out this patch or the pre-built
> jar file that includes it at http://www.ejurka.com/pgsql/ and confirm that
> this fixes your problem?
>
> Kris Jurka
>

Attached is a corrected patch.  The original failed to compile after doing
a clean, but somehow I was able to build it earlier.  Ant's dependency
tracking could apparently use some work.

Kris Jurka

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