Thanks for the inputs.. It make sense.. As now I am running on Dev Cluster & need to know optimize parameter for Kylin so that Cube building process runs fast. Can you pls. tell what are properties I need to change in kylin.properties file – To optimize the cube build process.. I have 180 millions of data on fact table.
Regards, Manoj From: ShaoFeng Shi [mailto:[email protected]] Sent: Tuesday, November 21, 2017 3:23 PM To: user Subject: Re: How to Update the Cube Structure To be safe, you can clone the existing to a new cube, make changes on the new cube, and then rebuild it. 2017-11-21 14:53 GMT+08:00 Kumar, Manoj H <[email protected]<mailto:[email protected]>>: In case of Data Source table has DDL changes – either new Column added or Existing Column data type changed. How Can we do Cube data model update & reflecting new column data to Cube? Pls. advise. Regards, Manoj From: ShaoFeng Shi [mailto:[email protected]<mailto:[email protected]>] Sent: Monday, November 20, 2017 7:03 PM To: user Subject: Re: Apache Kyine - kylin.env.hdfs-working-dir It seems that the script still try to create "/kylin" on HDFS, not in the configured path. Please double check and make sure this line is not commented: kylin.env.hdfs-working-dir=/tenants/rft/rcmo/kylin 2017-11-20 14:00 GMT+08:00 Kumar, Manoj H <[email protected]<mailto:[email protected]>>: I am installing kyline 2.10 on Dev Cluster(Cloudera) . Although I have given 777 permission on kylin Folder but still giving error. Can you pls. help on this? Whats missing here? -bash-4.1$ hdfs dfs -mkdir /tenants/rft/rcmo/kylin -bash-4.1$ hdfs dfs -chmod 777 /tenants/rft/rcmo/kylin Kyline properties.conf - #kylin.env.hdfs-working-dir=/tenants/rft/rcmo/kylin -bash-4.1$ ./check-env.sh Retrieving hadoop conf dir... KYLIN_HOME is set to /apps/rft/rcmo/apps/kylin/apache-kylin-2.1.0-bin-cdh57 mkdir: Permission denied: user=a_rcmo_nd, access=WRITE, inode="/":hdfs:supergroup:drwxr-xr-x Failed to create /kylin. Please make sure the user has right to access /kylin Regards, Manoj This message is confidential and subject to terms at: http://www.jpmorgan.com/emaildisclaimer<http://www.jpmorgan.com/emaildisclaimer> including on confidentiality, legal privilege, viruses and monitoring of electronic messages. If you are not the intended recipient, please delete this message and notify the sender immediately. Any unauthorized use is strictly prohibited. -- Best regards, Shaofeng Shi 史少锋 This message is confidential and subject to terms at: http://www.jpmorgan.com/emaildisclaimer<http://www.jpmorgan.com/emaildisclaimer> including on confidentiality, legal privilege, viruses and monitoring of electronic messages. If you are not the intended recipient, please delete this message and notify the sender immediately. Any unauthorized use is strictly prohibited. -- Best regards, Shaofeng Shi 史少锋 This message is confidential and subject to terms at: http://www.jpmorgan.com/emaildisclaimer including on confidentiality, legal privilege, viruses and monitoring of electronic messages. If you are not the intended recipient, please delete this message and notify the sender immediately. Any unauthorized use is strictly prohibited.
