Return-Path: Delivered-To: apmail-db-derby-dev-archive@www.apache.org Received: (qmail 85824 invoked from network); 3 Sep 2007 15:11:20 -0000 Received: from hermes.apache.org (HELO mail.apache.org) (140.211.11.2) by minotaur.apache.org with SMTP; 3 Sep 2007 15:11:20 -0000 Received: (qmail 44077 invoked by uid 500); 3 Sep 2007 15:11:15 -0000 Delivered-To: apmail-db-derby-dev-archive@db.apache.org Received: (qmail 43642 invoked by uid 500); 3 Sep 2007 15:11:14 -0000 Mailing-List: contact derby-dev-help@db.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: Delivered-To: mailing list derby-dev@db.apache.org Received: (qmail 43566 invoked by uid 99); 3 Sep 2007 15:11:14 -0000 Received: from athena.apache.org (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Mon, 03 Sep 2007 08:11:14 -0700 X-ASF-Spam-Status: No, hits=-100.0 required=10.0 tests=ALL_TRUSTED X-Spam-Check-By: apache.org Received: from [140.211.11.4] (HELO brutus.apache.org) (140.211.11.4) by apache.org (qpsmtpd/0.29) with ESMTP; Mon, 03 Sep 2007 15:11:18 +0000 Received: from brutus (localhost [127.0.0.1]) by brutus.apache.org (Postfix) with ESMTP id 60E2C71420D for ; Mon, 3 Sep 2007 08:10:58 -0700 (PDT) Message-ID: <27430318.1188832258393.JavaMail.jira@brutus> Date: Mon, 3 Sep 2007 08:10:58 -0700 (PDT) From: "Dag H. Wanvik (JIRA)" To: derby-dev@db.apache.org Subject: [jira] Updated: (DERBY-3033) select query results in nullpointer exception in skipScan() In-Reply-To: <5655354.1188419790787.JavaMail.jira@brutus> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-Virus-Checked: Checked by ClamAV on apache.org [ https://issues.apache.org/jira/browse/DERBY-3033?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Dag H. Wanvik updated DERBY-3033: --------------------------------- Attachment: test.zip Repacked to test.zip. I think this is a 10.2 database, so you may need to recreate the database with dblook and export import to get a repro for 10.1, not sure. > select query results in nullpointer exception in skipScan() > ----------------------------------------------------------- > > Key: DERBY-3033 > URL: https://issues.apache.org/jira/browse/DERBY-3033 > Project: Derby > Issue Type: Bug > Components: SQL > Affects Versions: 10.2.2.0 > Environment: Windows XP, Java 5.0, JDBC, Derby 10.2.2.0 > Reporter: Haolan Qin > Attachments: d3033-sane-ij-session-10.3.1.5.txt, test.rar > > > The following error was repeatedly thrown when we tried to run a select query via JDBC. Strangely, the exact same select query did not trigger any error when run from the command line console. After we added an index, the error went away completely. > java.lang.NullPointerException > at org.apache.derby.impl.sql.execute.NoPutResultSetImpl.skipScan(Unknown Source) > at org.apache.derby.impl.sql.execute.TableScanResultSet.openCore(Unknown Source) > at org.apache.derby.impl.sql.execute.IndexRowToBaseRowResultSet.openCore(Unknown Source) > at org.apache.derby.impl.sql.execute.ProjectRestrictResultSet.openCore(Unknown Source) > at org.apache.derby.impl.sql.execute.JoinResultSet.openRight(Unknown Source) > at org.apache.derby.impl.sql.execute.JoinResultSet.openCore(Unknown Source) > at org.apache.derby.impl.sql.execute.ProjectRestrictResultSet.openCore(Unknown Source) > at org.apache.derby.impl.sql.execute.SortResultSet.openCore(Unknown Source) > at org.apache.derby.impl.sql.execute.ProjectRestrictResultSet.openCore(Unknown Source) > at org.apache.derby.impl.sql.execute.BasicNoPutResultSetImpl.open(Unknown Source) > at org.apache.derby.impl.sql.GenericPreparedStatement.execute(Unknown Source) > at org.apache.derby.impl.jdbc.EmbedStatement.executeStatement(Unknown Source) > at org.apache.derby.impl.jdbc.EmbedPreparedStatement.executeStatement(Unknown Source) > at org.apache.derby.impl.jdbc.EmbedPreparedStatement.execute(Unknown Source) > at org.apache.derby.impl.drda.DRDAStatement.execute(Unknown Source) > at org.apache.derby.impl.drda.DRDAConnThread.processCommands(Unknown Source) > at org.apache.derby.impl.drda.DRDAConnThread.run(Unknown Source) -- This message is automatically generated by JIRA. - You can reply to this email to add a comment to the issue online.