[jira] [Created] (KYLIN-4029) Overwriting conflict when create a new data model

["Liu Shaohui (JIRA)" <ji...@apache.org>]

Liu Shaohui created KYLIN-4029:
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             Summary:  Overwriting conflict when create a new data model
                 Key: KYLIN-4029
                 URL: https://issues.apache.org/jira/browse/KYLIN-4029
             Project: Kylin
          Issue Type: Improvement
            Reporter: Liu Shaohui


A creating model request failed for Overwriting conflicts when saving project metadata.

It left a stale state in meta and user can not delete it or creating a one with same name.
{code:java}
2019-05-31 16:35:11,668 ERROR [http-bio-7070-exec-57] controller.BasicController:63 :
org.apache.kylin.common.persistence.WriteConflictException: Overwriting conflict /project/BigBI_Hive.json, expect old TS 1559291698212, but it is 1559291711327
        at org.apache.kylin.storage.hbase.HBaseResourceStore.checkAndPutResourceImpl(HBaseResourceStore.java:326)
        at org.apache.kylin.common.persistence.ResourceStore.checkAndPutResourceCheckpoint(ResourceStore.java:327)
        at org.apache.kylin.common.persistence.ResourceStore.putResource(ResourceStore.java:309)
        at org.apache.kylin.common.persistence.ResourceStore.putResource(ResourceStore.java:288)
        at org.apache.kylin.metadata.cachesync.CachedCrudAssist.save(CachedCrudAssist.java:192)
        at org.apache.kylin.metadata.project.ProjectManager.save(ProjectManager.java:373)
        at org.apache.kylin.metadata.project.ProjectManager.addModelToProject(ProjectManager.java:251)
        at org.apache.kylin.metadata.model.DataModelManager.createDataModelDesc(DataModelManager.java:256)
        at org.apache.kylin.rest.service.ModelService.createModelDesc(ModelService.java:148)
        at org.apache.kylin.rest.controller.ModelController.saveModelDesc(ModelController.java:128){code}



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