[ 
https://issues.apache.org/jira/browse/DERBY-4888?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Knut Anders Hatlen updated DERBY-4888:
--------------------------------------

    Attachment: test.diff

Attaching a test case that exposes the bug. When running the compatibility test 
with 10.6.1.0 server and 10.7 client, I get this error:

There was 1 error:
1) 
testJDBCDriver(org.apache.derbyTesting.functionTests.tests.junitTests.compatibility.JDBCDriverTest)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.derbyTesting.functionTests.tests.junitTests.compatibility.JDBCDriverTest.derby_4888_test(JDBCDriverTest.java:383)
        at 
org.apache.derbyTesting.functionTests.tests.junitTests.compatibility.JDBCDriverTest.testJDBCDriver(JDBCDriverTest.java:257)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at 
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
        at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
        at 
org.apache.derbyTesting.functionTests.tests.junitTests.compatibility.CompatibilitySuite.main(CompatibilitySuite.java:147)

The test case passes with the suggested fix.

> ClassCastException when calling boolean meta-data functions with 10.7 client 
> against 10.6 server
> ------------------------------------------------------------------------------------------------
>
>                 Key: DERBY-4888
>                 URL: https://issues.apache.org/jira/browse/DERBY-4888
>             Project: Derby
>          Issue Type: Bug
>          Components: JDBC, Network Client
>    Affects Versions: 10.7.1.0
>            Reporter: Knut Anders Hatlen
>            Assignee: Knut Anders Hatlen
>         Attachments: boolean.diff, test.diff
>
>
> 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)

-- 
This message is automatically generated by JIRA.
-
You can reply to this email to add a comment to the issue online.

Reply via email to