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https://issues.apache.org/jira/browse/KYLIN-4923?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17319844#comment-17319844
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ASF GitHub Bot commented on KYLIN-4923:
---------------------------------------
lgtm-com[bot] commented on pull request #1611:
URL: https://github.com/apache/kylin/pull/1611#issuecomment-818399497
This pull request **introduces 3 alerts** when merging
dd6d796a036bea0fe8eb2825deacecece2c31283 into
6153889ce1b1fad2c409364e77ec471166654551 - [view on
LGTM.com](https://lgtm.com/projects/g/apache/kylin/rev/pr-79984c1a2c7bb2ce6fd52e695ac0943e68e14530)
**new alerts:**
* 3 for Dereferenced variable may be null
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> CubeMigration Tools support migrate meta from 2.x/3.x cluster to 4.0 cluster
> ----------------------------------------------------------------------------
>
> Key: KYLIN-4923
> URL: https://issues.apache.org/jira/browse/KYLIN-4923
> Project: Kylin
> Issue Type: Improvement
> Components: Tools, Build and Test
> Reporter: ShengJun Zheng
> Priority: Major
> Fix For: v4.0.0-GA
>
>
> Hi, currently we are migrating metadata of 2.x(KYLIN on HBASE) to KYLIN 4.0,
> the existing migration tool doesn't support migrate meta from 2.x/3.x cluster
> to 4.0. We'll add this ability to make _upgrading from old version to 4.0_
> more conveniently.
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