Re: Missing functionality in ResultSetMetaData ?

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От Dave Cramer
Тема Re: Missing functionality in ResultSetMetaData ?
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Msg-id B5486749-C63D-4136-A3C0-64DC1FAF6CAD@fastcrypt.com
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Ответ на Missing functionality in ResultSetMetaData ?  (Thomas Dudziak <tomdzk@gmail.com>)
Ответы Re: Missing functionality in ResultSetMetaData ?  (Tom Lane <tgl@sss.pgh.pa.us>)
Список pgsql-jdbc
Check the archives, there's no way for us to get the tables.

The problem is that the server doesn't tell us what the table is that
the column came from

consider select a as newcol from foo;

we don't get the column a back from the server.

Dave
On 9-Aug-05, at 4:38 PM, Thomas Dudziak wrote:

> Hi,
>
> I'm trying to extract the source tables from a result set for a
> arbitrary select query. For this I use the
>
> ResultSetMetaData.getTableName(int columnIndex)
>
> method. However with the postgresql-8.0-311.jdbc3.jar driver against a
> PostgreSQL 8.0.1, I never get any table names, regardless of whether
> the query is a straight SELECT * FROM simpletable or a complicated
> query using multiple joins.
> Are there plans to incorporate this functionality, or perhaps a driver
> version that already supports this ?
>
> regards,
> Tom
>
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