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From Daniel John Debrunner <...@apache.org>
Subject Re: Parameter names in JDBC methods
Date Wed, 05 Apr 2006 23:32:00 GMT
Kristian Waagan wrote:

> Hello,
> 
> I have noticed that DatabaseMetaData.supportsNamedParameters returns
> false for Derby. We support using column names instead of indices in
> ResultSet, but JDBC methods using parameter names throw not-implemented
> exceptions (most of them are in CallableStatement, I think).
> 
> Am I correct in saying all JDBC methods using parameter names will throw
> not-implemented exceptions?
> I am implementing CallableStatement.getCharacterStream, and I have the
> impression we are missing the basic functionality for using parameter
> names instead of indices. I do not know how much work it will be to add
> the feature, but I do not plan to add it in my current work.

You are correct, named parameters for CALL statements are not supported.

I think in my experimenting for SQL procedures I made some progess in
the underlying infrastructure that would be required. On my list of
things to return to soon.

Dan.


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