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myacoub
Hello Community Manager   I am trying to list all Columns for a certain Column Family inside Hbase table   What is the best approach to perform this using Hbase Shell or Hbase Hfile     hbase(main):003:0* version 0.94.21-mapr-1409, r4ed3fd0a040d42989a5d280354ed900dc81c30b0, Mon Sep 29 11:26:02 PDT 2014  
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sonalitotade
Hi, I have configured custom authentication in dill and modified the drill-override.conf file according to the documentation mentioned in below link. https://drill.apache.org/docs/configuring-user-authentication/ my authentication jar is working fine. but after modifying the drill-override.conf the Storage, Threads, Logs tab in drill web UI is not
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MichaelSegel
Hi, is there any way for an end user application to query the CLDB?   The ultimate goal is to get an idea or vision of what is active in the CLDB (inode map for lack of a better term) Trying to determine if I can query the CLDB to find a specific file and it's blocks.   Any documentation on this?   Is MapR using ZK to help
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nbutt
Hello,   I am preparing for MCHD and have gone through the DEV 301. Can any one confirm that understanding of the topics mentioned in DEV 301 training is enough or questions related with other topics like sqoop, hive,pig or zookeeper can also come in the exam. Please give an idea/example or sample test to better understand the level of
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mattk
With CSV data like: id date array 1, 2016-01-01, "{1,2,3}" 2, 2016-01-02, "{4,5,6}"   I would like to "flatten" the data on the "array" column like so: id date element 1, 2016-01-01, 1 1, 2016-01-01, 2 1, 2016-01-01, 3 2, 2016-01-02, 4 2, 2016-01-02, 5 2, 2016-01-02, 6   This would enable me to load the data into Parquet files
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