Groups > comp.lang.java.programmer > #27015

Re: JDBC: getMoreResults() versus rs.next() & autoGeneratedKeys

From	Robert Klemme <shortcutter@googlemail.com>
Newsgroups	comp.lang.java.programmer
Subject	Re: JDBC: getMoreResults() versus rs.next() & autoGeneratedKeys
Date	2013-12-21 17:14 +0100
Message-ID	<bhlt2pFdaeaU1@mid.individual.net> (permalink)
References	<slrnlb8jo8.42s.avl@gamma.logic.tuwien.ac.at> <52b4dbf5$0$304$14726298@news.sunsite.dk> <bhl4h7F854mU1@mid.individual.net> <52b5bae0$0$300$14726298@news.sunsite.dk>

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On 21.12.2013 16:59, Arne Vajhøj wrote:
> On 12/21/2013 4:15 AM, Robert Klemme wrote:
>> On 21.12.2013 01:08, Arne Vajhøj wrote:
>>> On 12/20/2013 9:07 AM, Andreas Leitgeb wrote:
>>>> I have to write code to execute runtime-specified SQL-statements,
>>>> and there are two things that I wasn't able to understand from reading
>>>> the javadocs:
>>>>
>>>> 1.)
>>>> When would one call .getMoreResults() on a statement instead of just
>>>> another rs.next() on the first one (obtained from
>>>> stmnt.getResultSet())?
>>>> Are these equivalent, or is there really a concept of multiple
>>>> ResultSets,
>>>> each of which has its own independent set of rows?
>>>
>>> Yes.
>>>
>>> Some databases support stored procedures returning multiple
>>> result sets.
>>
>> That feature is not limited to stored procedures.  You can have multiple
>> statements executed with a single Statement.  Consequently you get
>> multiple results.
>
> The common interpretation of JDBC spec and API docs is that
> multiple SQL statements in single JDBC statement object is
> not supported.
>
> And it fact it typical does not work.
>
> Only exception I know about is MySQL where you can specify
> allowMultiQueries=true in the connection string to enable the
> feature.

Oracle IIRC as well.

Cheers

	robert

Thread

JDBC: getMoreResults() versus rs.next() & autoGeneratedKeys Andreas Leitgeb <avl@gamma.logic.tuwien.ac.at> - 2013-12-20 14:07 +0000
  Re: JDBC: getMoreResults() versus rs.next() & autoGeneratedKeys lipska the kat <"lipskathekat at yahoo dot co dot uk"> - 2013-12-20 16:29 +0000
    Re: JDBC: getMoreResults() versus rs.next() & autoGeneratedKeys Andreas Leitgeb <avl@auth.logic.tuwien.ac.at> - 2014-03-05 14:10 +0000
      Re: JDBC: getMoreResults() versus rs.next() & autoGeneratedKeys lipska the kat <lipskathekat@example.com> - 2014-03-05 20:34 +0000
        Re: JDBC: getMoreResults() versus rs.next() & autoGeneratedKeys Andreas Leitgeb <avl@auth.logic.tuwien.ac.at> - 2014-03-11 15:04 +0000
      Re: JDBC: getMoreResults() versus rs.next() & autoGeneratedKeys Arne Vajhøj <arne@vajhoej.dk> - 2014-03-11 20:02 -0400
        Re: JDBC: getMoreResults() versus rs.next() & autoGeneratedKeys Andreas Leitgeb <avl@auth.logic.tuwien.ac.at> - 2014-03-12 00:13 +0000
  Re: JDBC: getMoreResults() versus rs.next() & autoGeneratedKeys Arne Vajhøj <arne@vajhoej.dk> - 2013-12-20 19:08 -0500
    Re: JDBC: getMoreResults() versus rs.next() & autoGeneratedKeys Robert Klemme <shortcutter@googlemail.com> - 2013-12-21 10:15 +0100
      Re: JDBC: getMoreResults() versus rs.next() & autoGeneratedKeys Arne Vajhøj <arne@vajhoej.dk> - 2013-12-21 10:59 -0500
        Re: JDBC: getMoreResults() versus rs.next() & autoGeneratedKeys Robert Klemme <shortcutter@googlemail.com> - 2013-12-21 17:14 +0100
          Re: JDBC: getMoreResults() versus rs.next() & autoGeneratedKeys Arne Vajhøj <arne@vajhoej.dk> - 2013-12-21 12:19 -0500
    Re: JDBC: getMoreResults() versus rs.next() & autoGeneratedKeys Arved Sandstrom <asandstrom2@eastlink.ca> - 2013-12-21 14:59 -0400
      Re: JDBC: getMoreResults() versus rs.next() & autoGeneratedKeys Arne Vajhøj <arne@vajhoej.dk> - 2013-12-21 15:04 -0500
        Re: JDBC: getMoreResults() versus rs.next() & autoGeneratedKeys Arved Sandstrom <asandstrom2@eastlink.ca> - 2013-12-21 18:56 -0400
          Re: JDBC: getMoreResults() versus rs.next() & autoGeneratedKeys Arne Vajhøj <arne@vajhoej.dk> - 2013-12-21 18:33 -0500
            Re: JDBC: getMoreResults() versus rs.next() & autoGeneratedKeys Andreas Leitgeb <avl@gamma.logic.tuwien.ac.at> - 2013-12-22 11:24 +0000
  Re: JDBC: getMoreResults() versus rs.next() & autoGeneratedKeys Arne Vajhøj <arne@vajhoej.dk> - 2013-12-20 19:14 -0500
    Re: JDBC: getMoreResults() versus rs.next() & autoGeneratedKeys Andreas Leitgeb <avl@gamma.logic.tuwien.ac.at> - 2013-12-21 09:43 +0000
      Re: JDBC: getMoreResults() versus rs.next() & autoGeneratedKeys Joerg Meier <joergmmeier@arcor.de> - 2013-12-21 11:59 +0100
      Re: JDBC: getMoreResults() versus rs.next() & autoGeneratedKeys Arne Vajhøj <arne@vajhoej.dk> - 2013-12-21 09:15 -0500
        Re: JDBC: getMoreResults() versus rs.next() & autoGeneratedKeys Andreas Leitgeb <avl@gamma.logic.tuwien.ac.at> - 2013-12-21 21:43 +0000
          Re: JDBC: getMoreResults() versus rs.next() & autoGeneratedKeys Arne Vajhøj <arne@vajhoej.dk> - 2013-12-21 17:34 -0500
            Re: JDBC: getMoreResults() versus rs.next() & autoGeneratedKeys Andreas Leitgeb <avl@gamma.logic.tuwien.ac.at> - 2013-12-22 00:47 +0000
              Re: JDBC: getMoreResults() versus rs.next() & autoGeneratedKeys Arne Vajhøj <arne@vajhoej.dk> - 2013-12-21 20:10 -0500
                Re: JDBC: getMoreResults() versus rs.next() & autoGeneratedKeys Arne Vajhøj <arne@vajhoej.dk> - 2013-12-21 22:45 -0500
                Re: JDBC: getMoreResults() versus rs.next() & autoGeneratedKeys Andreas Leitgeb <avl@gamma.logic.tuwien.ac.at> - 2013-12-22 10:59 +0000
                Re: JDBC: getMoreResults() versus rs.next() & autoGeneratedKeys Arne Vajhøj <arne@vajhoej.dk> - 2013-12-22 20:09 -0500
                Re: JDBC: getMoreResults() versus rs.next() & autoGeneratedKeys Andreas Leitgeb <avl@gamma.logic.tuwien.ac.at> - 2013-12-22 11:08 +0000
    Re: JDBC: getMoreResults() versus rs.next() & autoGeneratedKeys Robert Klemme <shortcutter@googlemail.com> - 2013-12-21 11:46 +0100
      Re: JDBC: getMoreResults() versus rs.next() & autoGeneratedKeys Arne Vajhøj <arne@vajhoej.dk> - 2013-12-21 13:44 -0500
  Re: JDBC: getMoreResults() versus rs.next() & autoGeneratedKeys firstsql@gmail.com - 2014-03-12 20:23 -0700
    Re: JDBC: getMoreResults() versus rs.next() & autoGeneratedKeys Arne Vajhøj <arne@vajhoej.dk> - 2014-05-11 22:10 -0400
      Re: JDBC: getMoreResults() versus rs.next() & autoGeneratedKeys Marcel Müller <news.5.maazl@spamgourmet.org> - 2014-05-12 18:29 +0200
        Re: JDBC: getMoreResults() versus rs.next() & autoGeneratedKeys Arne Vajhøj <arne@vajhoej.dk> - 2014-05-13 20:43 -0400

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