[DERBY-4888] ClassCastException when calling boolean meta-data functions with 10.7 client against 10.6 server

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 10.7.1.1
• Fix Version/s: 10.7.1.1
• Component/s: JDBC, Network Client
• Bug behavior facts: Regression
• Assignee: Knut Anders Hatlen
• Reporter: Knut Anders Hatlen
• Created: 05/Nov/10 19:17
• Updated: 29/Nov/10 14:23
• Resolved: 06/Nov/10 08:32

Description

I noticed that DESCRIBE didn't work when I tried to connect to a 10.6 server with ij/client driver at version 10.7.

ij> describe t;
JAVA ERROR: java.lang.ClassCastException: java.lang.Integer cannot be cast to java.lang.Boolean
java.lang.ClassCastException: java.lang.Integer cannot be cast to java.lang.Boolean
at org.apache.derby.client.am.DatabaseMetaData.getMetaDataInfoBoolean(DatabaseMetaData.java:2401)
at org.apache.derby.client.am.DatabaseMetaData.storesLowerCaseIdentifiers(DatabaseMetaData.java:191)
at org.apache.derby.impl.tools.ij.ij.caIdentifier(ij.java:3040)
at org.apache.derby.impl.tools.ij.ij.DescTableStatement(ij.java:1624)
at org.apache.derby.impl.tools.ij.ij.ijStatement(ij.java:1121)
at org.apache.derby.impl.tools.ij.utilMain.runScriptGuts(utilMain.java:341)
at org.apache.derby.impl.tools.ij.utilMain.go(utilMain.java:261)
at org.apache.derby.impl.tools.ij.Main.go(Main.java:229)
at org.apache.derby.impl.tools.ij.Main.mainCore(Main.java:184)
at org.apache.derby.impl.tools.ij.Main.main(Main.java:75)
at org.apache.derby.tools.ij.main(ij.java:59)
at org.apache.derby.iapi.tools.run.main(run.java:53)