Hm,If I understand you correctly, we are talking about making the drive
responsible for returning the IDataReader from a query.
In Oracle's case, it will be a data reader on top of ref cursor, right?

On Mon, Feb 9, 2009 at 5:18 PM, Fabio Maulo <[email protected]> wrote:

> H3 has a feature named "callable" used for certain Dialects as for example
> Oracle.In their implementation, each time a IDataReader is needed, they
> are asking for "callable" to choose which ResultSet getter is needed.
> To be clear...
> Suppose you have a StoredProcedure that are returning a ResultSet, the
> custom query are:
> - MsSQL : exec selectAllEmployments
> - MySQL : call selectAllEmployments()
> - ORACLE : call selectAllEmployments()
>
> For all, BUT ORACLE, you can use IDbCommand.ExecuteReader.
> ORACLE DataProviders has a "special behavior" (REF_CURSOR stuff).
>
> I tried to configure my mind to solve the problem in the same way H3
> do but... I can't (too much "if" in too much places).
>
> The real underling problem is the DataProvider that, in term of NH mean the
> Drive.
> In my mind the Drive is the responsible to recognize a "callable" query and
> is the responsible to return a valid IDataReader implementation.
>
> If there is not opposition I will go ahead with this deviation from H3
> implementation.
>
> --
> Fabio Maulo
>

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