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https://issues.apache.org/jira/browse/CAY-2016?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15724694#comment-15724694
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ASF GitHub Bot commented on CAY-2016:
-------------------------------------
Github user asfgit closed the pull request at:
https://github.com/apache/cayenne/pull/151
> cdbimport: Rename table with toMany relationship causes migration error
> ------------------------------------------------------------------------
>
> Key: CAY-2016
> URL: https://issues.apache.org/jira/browse/CAY-2016
> Project: Cayenne
> Issue Type: Bug
> Affects Versions: 4.0.M3
> Reporter: Denis Koyro
> Assignee: Nikita Timofeev
>
> Tested on Cayenne 4.0.M3.3f0c7f9
> Let's consider the example with "artist" and "painting" tables.
> "artist" table was renamed as "artist2"
> Here are cdbimport logs:
> [INFO] Detected changes:
> [INFO] Add Relationship artist2 painting->artist2.id
> [INFO] Create Table artist2
> [INFO] Drop db-relationship artist painting->artist.id
> [INFO] Drop db-relationship paintings artist->painting.artist_id
> [INFO] Drop Table artist
> [ERROR] Migration Error. Can't apply changes from token: Add Relationship
> (artist2 painting->artist2.id)
> java.lang.IllegalArgumentException: An attempt to override relationship
> 'artist2'
> at org.apache.cayenne.map.Entity.addRelationship(Entity.java:193)
> at
> org.apache.cayenne.merge.AddRelationshipToModel.execute(AddRelationshipToModel.java:43)
> at
> org.apache.cayenne.tools.dbimport.DbImportAction.execute(DbImportAction.java:218)
> at
> org.apache.cayenne.tools.dbimport.DbImportAction.execute(DbImportAction.java:118)
> at
> org.apache.cayenne.tools.DbImporterMojo.execute(DbImporterMojo.java:256)
> at
> org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:101)
> at
> org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:209)
> at
> org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:153)
> at
> org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:145)
> at
> org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:84)
> at
> org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:59)
> at
> org.apache.maven.lifecycle.internal.LifecycleStarter.singleThreadedBuild(LifecycleStarter.java:183)
> at
> org.apache.maven.lifecycle.internal.LifecycleStarter.execute(LifecycleStarter.java:161)
> at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:320)
> at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:156)
> at org.apache.maven.cli.MavenCli.execute(MavenCli.java:537)
> at org.apache.maven.cli.MavenCli.doMain(MavenCli.java:196)
> at org.apache.maven.cli.MavenCli.main(MavenCli.java:141)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:606)
> at
> org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced(Launcher.java:290)
> at
> org.codehaus.plexus.classworlds.launcher.Launcher.launch(Launcher.java:230)
> at
> org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode(Launcher.java:409)
> at
> org.codehaus.plexus.classworlds.launcher.Launcher.main(Launcher.java:352)
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