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Date: Tue, 2 Nov 2010 04:34:25 -0400 (EDT)
From: "Kristian Waagan (JIRA)" <jira@apache.org>
To: derby-dev@db.apache.org
Subject: [jira] Updated: (DERBY-4772) Data truncation error with
 XPLAIN-functionality enabled
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     [ https://issues.apache.org/jira/browse/DERBY-4772?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Kristian Waagan updated DERBY-4772:
-----------------------------------

    Attachment:     (was: derby-4771-1a-prototype_code_dump.stat)

> Data truncation error with XPLAIN-functionality enabled
> -------------------------------------------------------
>
>                 Key: DERBY-4772
>                 URL: https://issues.apache.org/jira/browse/DERBY-4772
>             Project: Derby
>          Issue Type: Bug
>          Components: SQL
>    Affects Versions: 10.6.2.1, 10.7.1.0
>            Reporter: Kristian Waagan
>            Assignee: Kristian Waagan
>         Attachments: derby-4772-1a-increase_max_len.diff
>
>
> When running a modified version of lang.OrderByAndSortAvoidance I get the following error:
> java.sql.SQLDataException: A truncation error was encountered trying to shrink CHAR 'Thread[DRDAConnThread_3,5,derby.daemons]' to length 32.
> 	at org.apache.derby.impl.jdbc.SQLExceptionFactory40.getSQLException(SQLExceptionFactory40.java:79)
> 	at org.apache.derby.impl.jdbc.Util.generateCsSQLException(Util.java:256)
> 	at org.apache.derby.impl.jdbc.TransactionResourceImpl.wrapInSQLException(TransactionResourceImpl.java:391)
> 	at org.apache.derby.impl.jdbc.TransactionResourceImpl.handleException(TransactionResourceImpl.java:346)
> 	at org.apache.derby.impl.jdbc.EmbedConnection.handleException(EmbedConnection.java:2269)
> 	at org.apache.derby.impl.jdbc.ConnectionChild.handleException(ConnectionChild.java:81)
> 	at org.apache.derby.impl.jdbc.EmbedStatement.executeStatement(EmbedStatement.java:1321)
> 	at org.apache.derby.impl.jdbc.EmbedPreparedStatement.executeStatement(EmbedPreparedStatement.java:1673)
> 	at org.apache.derby.impl.jdbc.EmbedPreparedStatement.executeUpdate(EmbedPreparedStatement.java:303)
> 	at org.apache.derby.impl.sql.execute.xplain.XPLAINSystemTableVisitor.addStmtDescriptorsToSystemCatalog(XPLAINSystemTableVisitor.java:390)
> 	at org.apache.derby.impl.sql.execute.xplain.XPLAINSystemTableVisitor.doXPLAIN(XPLAINSystemTableVisitor.java:317)
> 	at org.apache.derby.impl.sql.execute.NoPutResultSetImpl.close(NoPutResultSetImpl.java:179)
> 	at org.apache.derby.impl.sql.execute.SortResultSet.close(SortResultSet.java:467)
> 	at org.apache.derby.impl.jdbc.EmbedResultSet.close(EmbedResultSet.java:575)
> 	at org.apache.derby.impl.drda.DRDAResultSet.close(DRDAResultSet.java:338)
> 	at org.apache.derby.impl.drda.DRDAStatement.rsClose(DRDAStatement.java:995)
> 	at org.apache.derby.impl.drda.DRDAConnThread.doneData(DRDAConnThread.java:7446)
> 	at org.apache.derby.impl.drda.DRDAConnThread.writeFDODTA(DRDAConnThread.java:7026)
> 	at org.apache.derby.impl.drda.DRDAConnThread.writeQRYDTA(DRDAConnThread.java:6910)
> 	at org.apache.derby.impl.drda.DRDAConnThread.processCommands(DRDAConnThread.java:870)
> 	at org.apache.derby.impl.drda.DRDAConnThread.run(DRDAConnThread.java:294)
> Caused by: java.sql.SQLException: A truncation error was encountered trying to shrink CHAR 'Thread[DRDAConnThread_3,5,derby.daemons]' to length 32.
> 	at org.apache.derby.impl.jdbc.SQLExceptionFactory.getSQLException(SQLExceptionFactory.java:45)
> 	at org.apache.derby.impl.jdbc.SQLExceptionFactory40.wrapArgsForTransportAcrossDRDA(SQLExceptionFactory40.java:119)
> 	at org.apache.derby.impl.jdbc.SQLExceptionFactory40.getSQLException(SQLExceptionFactory40.java:70)
> 	... 20 more
> Caused by: ERROR 22001: A truncation error was encountered trying to shrink CHAR 'Thread[DRDAConnThread_3,5,derby.daemons]' to length 32.
> 	at org.apache.derby.iapi.error.StandardException.newException(StandardException.java:343)
> 	at org.apache.derby.iapi.types.SQLChar.hasNonBlankChars(SQLChar.java:1767)
> 	at org.apache.derby.iapi.types.SQLChar.normalize(SQLChar.java:1743)
> 	at org.apache.derby.iapi.types.SQLChar.normalize(SQLChar.java:1695)
> 	at org.apache.derby.iapi.types.DataTypeDescriptor.normalize(DataTypeDescriptor.java:648)
> 	at org.apache.derby.impl.sql.execute.NormalizeResultSet.normalizeColumn(NormalizeResultSet.java:329)
> 	at org.apache.derby.impl.sql.execute.NormalizeResultSet.normalizeRow(NormalizeResultSet.java:373)
> 	at org.apache.derby.impl.sql.execute.NormalizeResultSet.getNextRowCore(NormalizeResultSet.java:188)
> 	at org.apache.derby.impl.sql.execute.DMLWriteResultSet.getNextRowCore(DMLWriteResultSet.java:127)
> 	at org.apache.derby.impl.sql.execute.InsertResultSet.open(InsertResultSet.java:504)
> 	at org.apache.derby.impl.sql.GenericPreparedStatement.executeStmt(GenericPreparedStatement.java:436)
> 	at org.apache.derby.impl.sql.GenericPreparedStatement.execute(GenericPreparedStatement.java:317)
> 	at org.apache.derby.impl.jdbc.EmbedStatement.executeStatement(EmbedStatement.java:1232)
> 	... 14 more
> I suspect the error can be triggered easily in client/server, but for convenience I'll attach the patch for the test where I see the issue.

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