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Date: Mon, 7 May 2007 11:39:15 -0700 (PDT)
From: "Kathey Marsden (JIRA)" <jira@apache.org>
To: derby-dev@db.apache.org
Subject: [jira] Updated: (DERBY-2230) AssertFailure: ByteCode Conditional
 then/else stack mismatch
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     [ https://issues.apache.org/jira/browse/DERBY-2230?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Kathey Marsden updated DERBY-2230:
----------------------------------

    Derby Info:   (was: [Patch Available])

I committed this patch but I do think it would be good to add this test case to an existing test.

> AssertFailure: ByteCode Conditional then/else stack mismatch
> ------------------------------------------------------------
>
>                 Key: DERBY-2230
>                 URL: https://issues.apache.org/jira/browse/DERBY-2230
>             Project: Derby
>          Issue Type: Bug
>          Components: SQL
>    Affects Versions: 10.2.2.0
>         Environment: The AssertFailure error occurs only with the debug version of derby.jar.
> Java 1.5
>            Reporter: Christian d'Heureuse
>         Assigned To: Mayuresh Nirhali
>             Fix For: 10.2.2.1, 10.3.0.0
>
>         Attachments: derby2230.diff
>
>
> The following statements produce an AssertFailure exception:
> CREATE TABLE table1 (
>    s VARCHAR(10));
> SELECT 1
>    FROM table1 a
>       INNER JOIN table1 b ON
>          a.s =
>             CASE
>                WHEN 1=1 THEN '0'
>                ELSE SUBSTR(b.s,1,1) END;
> Stack trace:
> org.apache.derby.shared.common.sanity.AssertFailure: ASSERT FAILED ByteCode Conditional then/else stack mismatch: then: Lorg/apache/derby/iapi/types/StringDataValue; else: Lorg/apache/derby/iapi/types/ConcatableDataValue;
>         at org.apache.derby.shared.common.sanity.SanityManager.THROWASSERT(SanityManager.java:149)
>         at org.apache.derby.impl.services.bytecode.Conditional.end(Conditional.java:216)
>         at org.apache.derby.impl.services.bytecode.BCMethod.completeConditional(BCMethod.java:1063)
>         at org.apache.derby.impl.sql.compile.ConditionalNode.generateExpression(ConditionalNode.java:468)
>         at org.apache.derby.impl.sql.compile.BinaryRelationalOperatorNode.generateQualMethod(BinaryRelationalOperatorNode.java:708)
>         at org.apache.derby.impl.sql.compile.PredicateList.generateSingleQualifierCode(PredicateList.java:2723)
>         at org.apache.derby.impl.sql.compile.PredicateList.generateQualifiers(PredicateList.java:2905)
>         at org.apache.derby.impl.sql.compile.HashJoinStrategy.getScanArgs(HashJoinStrategy.java:348)
>         at org.apache.derby.impl.sql.compile.FromBaseTable.getScanArguments(FromBaseTable.java:3368)
>         at org.apache.derby.impl.sql.compile.FromBaseTable.generateResultSet(FromBaseTable.java:3059)
>         at org.apache.derby.impl.sql.compile.FromBaseTable.generate(FromBaseTable.java:2986)
>         at org.apache.derby.impl.sql.compile.ProjectRestrictNode.generateMinion(ProjectRestrictNode.java:1352)
>         at org.apache.derby.impl.sql.compile.ProjectRestrictNode.generate(ProjectRestrictNode.java:1303)
>         at org.apache.derby.impl.sql.compile.JoinNode.getJoinArguments(JoinNode.java:1580)
>         at org.apache.derby.impl.sql.compile.JoinNode.generateCore(JoinNode.java:1556)
>         at org.apache.derby.impl.sql.compile.JoinNode.generate(JoinNode.java:1480)
>         at org.apache.derby.impl.sql.compile.ProjectRestrictNode.generateMinion(ProjectRestrictNode.java:1441)
>         at org.apache.derby.impl.sql.compile.ProjectRestrictNode.generate(ProjectRestrictNode.java:1303)
>         at org.apache.derby.impl.sql.compile.ScrollInsensitiveResultSetNode.generate(ScrollInsensitiveResultSetNode.java:110)
>         at org.apache.derby.impl.sql.compile.CursorNode.generate(CursorNode.java:583)
>         at org.apache.derby.impl.sql.compile.StatementNode.generate(StatementNode.java:233)
>         at org.apache.derby.impl.sql.GenericStatement.prepMinion(GenericStatement.java:478)
>         at org.apache.derby.impl.sql.GenericStatement.prepare(GenericStatement.java:119)
>         at org.apache.derby.impl.sql.conn.GenericLanguageConnectionContext.prepareInternalStatement(GenericLanguageConnectionContext.java:745)
>         at org.apache.derby.impl.jdbc.EmbedStatement.execute(EmbedStatement.java:568)
>         at org.apache.derby.impl.jdbc.EmbedStatement.execute(EmbedStatement.java:517)
>         at org.apache.derby.impl.tools.ij.ij.executeImmediate(Unknown Source)
>         at org.apache.derby.impl.tools.ij.utilMain.doCatch(Unknown Source)
>         at org.apache.derby.impl.tools.ij.utilMain.go(Unknown Source)
>         at org.apache.derby.impl.tools.ij.Main.go(Unknown Source)
>         at org.apache.derby.impl.tools.ij.Main.mainCore(Unknown Source)
>         at org.apache.derby.impl.tools.ij.Main14.main(Unknown Source)
>         at org.apache.derby.tools.ij.main(Unknown Source)

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