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Posted to derby-dev@db.apache.org by "Andreas Korneliussen (JIRA)" <de...@db.apache.org> on 2006/02/28 15:22:43 UTC
[jira] Assigned: (DERBY-1058) derby fails supporting holdable
scrollable resultset: ERROR XSCB8: The btree conglomerate 1,141,037,436,752
is closed.
[ http://issues.apache.org/jira/browse/DERBY-1058?page=all ]
Andreas Korneliussen reassigned DERBY-1058:
-------------------------------------------
Assign To: Andreas Korneliussen
> derby fails supporting holdable scrollable resultset: ERROR XSCB8: The btree conglomerate 1,141,037,436,752 is closed.
> ----------------------------------------------------------------------------------------------------------------------
>
> Key: DERBY-1058
> URL: http://issues.apache.org/jira/browse/DERBY-1058
> Project: Derby
> Type: Bug
> Components: SQL, Store
> Versions: 10.1.2.1
> Environment: All
> Reporter: Andreas Korneliussen
> Assignee: Andreas Korneliussen
> Attachments: HoldabilityIssue.java
>
> If the ResultSet is so big that the scrollable resultset needs to back the hashtable to disk, and the resultset is not fully populated before a commit(),
> a call to next() will fail with:
> ak136785@khepri35:/<3>db-derby-10.1.2.1-bin/lib> java -cp /home/ak136785/devel/derbytesting/derbytest/build/classes/:./derby.jar derbytest.HoldabilityIssue
> ERROR XSCB8: The btree conglomerate 1,141,037,436,752 is closed.
> at org.apache.derby.iapi.error.StandardException.newException(Unknown Source)
> at org.apache.derby.impl.store.access.btree.BTreeController.insert(Unknown Source)
> at org.apache.derby.impl.store.access.btree.index.B2IController.insert(Unknown Source)
> at org.apache.derby.iapi.store.access.DiskHashtable.put(Unknown Source)
> at org.apache.derby.iapi.store.access.BackingStoreHashtable.spillToDisk(Unknown Source)
> at org.apache.derby.iapi.store.access.BackingStoreHashtable.add_row_to_hash_table(Unknown Source)
> at org.apache.derby.iapi.store.access.BackingStoreHashtable.put(Unknown Source)
> at org.apache.derby.impl.sql.execute.ScrollInsensitiveResultSet.addRowToHashTable(Unknown Source)
> at org.apache.derby.impl.sql.execute.ScrollInsensitiveResultSet.getNextRowFromSource(Unknown Source)
> at org.apache.derby.impl.sql.execute.ScrollInsensitiveResultSet.getNextRowCore(Unknown Source)
> at org.apache.derby.impl.sql.execute.BasicNoPutResultSetImpl.getNextRow(Unknown Source)
> at org.apache.derby.impl.jdbc.EmbedResultSet.movePosition(Unknown Source)
> at org.apache.derby.impl.jdbc.EmbedResultSet.next(Unknown Source)
> at derbytest.HoldabilityIssue.runTest1(HoldabilityIssue.java:72)
> at derbytest.HoldabilityIssue.main(HoldabilityIssue.java:91)
> ak136785@khepri35:/<3>db-derby-10.1.2.1-bin/lib>
> The BtreeController is always initialized as non-holdable, and if this is changed, Derby has the following assert in closeForEndTransaction(..):
> SanityManager.THROWASSERT("There is currently no requirement for a held btree conglomerate controller.");
> A simple test program is attached which reproduces this failure. It fails in the trunk and on the 10.1.2.1 release
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