NullPointerException in INSERT ... SELECT with self-joined table and IDENTITY
column
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Key: DERBY-2015
URL: http://issues.apache.org/jira/browse/DERBY-2015
Project: Derby
Issue Type: Bug
Components: SQL
Affects Versions: 10.2.1.6
Environment: Java 1.5.0_06-b05 WinXP
Reporter: Christian d'Heureuse
The following statements generate a NullPointerException:
CREATE TABLE t1 (
f1 INTEGER);
CREATE TABLE t2 (
f2 INTEGER GENERATED ALWAYS AS IDENTITY,
f3 INTEGER);
INSERT INTO t2 (f3)
SELECT a.f1
FROM t1 a
INNER JOIN t1 b ON a.f1 = b.f1;
Stack trace:
----------------------------------------------------------------
2006-10-28 21:29:17.937 GMT:
Booting Derby version The Apache Software Foundation - Apache Derby - 10.2.1.6
- (452058): instance c013800d-010e-90d3-9ea6-00000012fd20
on database directory C:\temp_sys\temp_Derby_TestErr_db
Database Class Loader started - derby.database.classpath=''
2006-10-28 21:29:25.437 GMT Thread[main,5,main] (XID = 125), (SESSIONID = 0),
(DATABASE = c:\temp_sys\temp_Derby_TestErr_db), (DRDAID = null), Cleanup action
starting
2006-10-28 21:29:25.437 GMT Thread[main,5,main] (XID = 125), (SESSIONID = 0),
(DATABASE = c:\temp_sys\temp_Derby_TestErr_db), (DRDAID = null), Failed
Statement is: INSERT INTO t2 (f3)
SELECT a.f1
FROM t1 a
INNER JOIN t1 b ON a.f1 = b.f1
java.lang.NullPointerException
at
org.apache.derby.impl.sql.compile.ResultColumnList.remapColumnReferencesToExpressions(Unknown
Source)
at org.apache.derby.impl.sql.compile.JoinNode.flatten(Unknown Source)
at org.apache.derby.impl.sql.compile.FromList.flattenFromTables(Unknown
Source)
at org.apache.derby.impl.sql.compile.SelectNode.preprocess(Unknown
Source)
at
org.apache.derby.impl.sql.compile.SingleChildResultSetNode.preprocess(Unknown
Source)
at org.apache.derby.impl.sql.compile.DMLStatementNode.optimize(Unknown
Source)
at
org.apache.derby.impl.sql.compile.DMLModStatementNode.optimize(Unknown Source)
at org.apache.derby.impl.sql.GenericStatement.prepMinion(Unknown Source)
at org.apache.derby.impl.sql.GenericStatement.prepare(Unknown Source)
at
org.apache.derby.impl.sql.conn.GenericLanguageConnectionContext.prepareInternalStatement(Unknown
Source)
at org.apache.derby.impl.jdbc.EmbedStatement.execute(Unknown Source)
at org.apache.derby.impl.jdbc.EmbedStatement.execute(Unknown Source)
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)
Cleanup action completed
----------------------------------------------------------------
As with DERBY-1574, any subsequent SQL statements produce an internal error in
the RawStore module.
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