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| Title | Views | Posted |
|---|---|---|
| 1881 | 01-20-2020 03:17 AM |
01-20-2020
03:17 AM
@ChineduLB What is your exact Query? You can write count Queries SQL for Hive table. In general you can refer below articles: https://docs.cloudera.com/HDPDocuments/HDP3/HDP-3.1.0/performance-tuning/content/hive_prepare_to_tune_performance.html https://www.qubole.com/blog/5-tips-for-efficient-hive-queries/ Thanks, Tamil Selvan K
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02-07-2018
06:45 PM
@SMACH H You can follow the below: 1. lock down the location in HDFS: set permission 700 to /apps/hive/warehouse 2. add policy to Ranger/Hive for database: *, allowing users to create databases. (note that the ambari-qa user also needs access to database: * to complete the service check) 3. Allow access to individual databases via Ranger/Hive policies. This blog post may be of interest: http://hortonworks.com/blog/best-practices-for-hive-authorization-using-apache-ranger-in-hdp-2-2/ Also you may explore the options with "hive.server2.enable.doAs"
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12-28-2018
03:49 AM
I believe, Beeline JDBC client can also be used to connect to Spark SQL thru Spark Thrift server.
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