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Hi Chen, Kylin provides a way to backup metadata[http://kylin.apache.org/cn/docs/howto/howto_backup_metadata.html]. you can recover data from backup metadata. If you want to migrate cube from a Kylin environment to another, you can use cube migration tool[http://kylin.apache.org/cn/docs/how

Re: Unexpected behavior when joinning streaming table and hive table

Using hour as the partition column should be fine. From the data, it seems the declared column sequence is not matched with the persisted data. Lifan, I see you posted the cube JSON, could you please also provide the model's JSON? That would help to analysis the problem. Thank you! Best regards,

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Hi Chao Long Kylin?? ?? SnowLake ??8??

Re: Unexpected behavior when joinning streaming table and hive table

Hi, lifei After check your model.json, I found you use "HOUR_START" as your partition_date_column, which is not correct. I think you should change to "timestamp" and have another try. Source code at https://github.com/apache/kylin/blob/master/source-kafka/src/main/java/org/apache/kylin/source

Unexpected behavior when joinning streaming table and hive table

Hello, I am evaluating Kylin and tried to join streaming table and hive table, but now got unexpected behavior. All the scripts can be found in https://gist.github.com/OstCollector/a4ac396e3169aa42a416d96db3021195 (may need to modify some script to match the environments) Environment: Centos 7 H

答复: spark.yarn.executor.memoryOverhead' has been deprecated problem

Hi, yang I can not see your picture, you can try to add these in the attachment. And if you want to find out why the Spark task failed, go to check the Yarn resource manager or Spark history server. And if you have resolved this problem, welcome to share to the community. Best wishes! 发送自 Win

答复: 查询结果为0

Hi，廉立伟. What’s your Kylin version? There is an issue about Chinese characters: https://issues.apache.org/jira/browse/KYLIN-3705. If your Kylin version is lower than 2.5.2, I advise you to upgrade to the latest Kylin version. Here are some tips for getting more useful info: check the “Here a

[jira] [Created] (KYLIN-3814) Add pause interval for job retry

PENG Zhengshuai created KYLIN-3814: -- Summary: Add pause interval for job retry Key: KYLIN-3814 URL: https://issues.apache.org/jira/browse/KYLIN-3814 Project: Kylin Issue Type: Improvement

??????[Kylin] /kylin/kylin_metadata/kylin-${jobid}/${cubename}/cuboid??????????????

Hi Chen sequence??cubesegment mergemerge??merge hfilemerge -- Best Regards, Chao Long -- -- ??: "chen snowl

[Kylin] /kylin/kylin_metadata/kylin-${jobid}/${cubename}/cuboid是否为中间数据

Dear All： 因为数据备份问题，关注kylin的后台存储，这里咨询一个问题 Hdfs://${HAname}/kylin/kylin_metadata/kylin-${jobid}/${cubename}/cuboid这个目录的下我测试发现它的数据量大小和Kylin的Hbase中的segment一致，我将其删除后查询时不影响的 我的问题的是：这里的数据是否是有意保持的 Cube build过程的后几步： 。。。 >> 写出 cuboid data >> convert cuboid data To Hfile >> 将在Hdfs://${HAname}/kylin/kyli