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From Thomas Dudziak <tom...@gmail.com>
Subject Re: Stream already closed
Date Wed, 12 Oct 2005 09:12:12 GMT
On 10/12/05, Dave Sunerton-Burl <dave@lledr-solutions.co.uk> wrote:
> Alexandre Borgoltz wrote:

> > This is the first time I use DdlUtils and I am facing a problem:
> >
> > I get a SQLException stating that the "stream is already closed".
> > It occurs in at org.apache.ddlutils.io.JdbcModelReader.getValueAsString
> > for the "COLUMN_DEF" column.
> >
> > I am using an oracle 8.1.7 DB with 10g jdbc drivers.
> >
> I've experienced the same thing working with Oracle (not with DdlUtils)
> where the database and Oracle client versions are mismatched - as in
> your case. I know newer client versions *should* be backwards compatible
> - but that's in a perfect world! Check the Oracle site for their
> comments about compatibility with 8.1.7 (it's pretty old now) and the
> 10g driver. Mostly, it seems to happen when there are BLOBS and CLOBS
> involved, but not always...
> FYI - we're running a big application here against an 8.1.6 database,
> with a 9.2 client successfully.
> So, all in all, I would think your problem is not with DdlUtils, or you
> :), but with the Oracle client and provider.

The other reason why this is happening, might be that the column in
question is a LONG column which is known to give problems with Oracle
JDBC drivers, especially the thin driver.


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