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Cloudera Hue
What is Hue Preparation Get Kyuubi Started Run Hue in Docker Configuration Start Hue in Docker For CDH 6.x Users What is Hue Hue is an open source SQL Assistant for Datab... -
Collect Information
Before deploying a cluster, you should collect the following information: The fully qualified domain name (FQDN) of each host in your system. The Ambari Cluster Install wizard s... -
Relation
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6.12 For hardcore LaTeX users (*)
R Markdown is certainly not the best possible document format for authoring or typesetting documents. Simplicity is both its advantage and disadvantage. LaTeX is much more powerfu... -
Caching
Configuration Accumulo tablet servers have block caches that buffer data in memory to limit reads from disk. This caching has the following benefits: reduces latency when rea... -
Permissions
Configuration Granting permission View permissions Revoking permissions Accumulo users can only perform actions if they are given permission. Accumulo has three types of perm... -
Spark DDL
CREATE TABLE PRIMARY KEY PARTITIONED BY CREATE TABLE … AS SELECT CREATE TABLE … LIKE REPLACE TABLE … AS SELECT DROP TABLE TRUNCATE TABLE ALTER TABLE ALTER TABLE … SET TBLPR... -
Install Postgres
Before You Begin Steps Before You Begin If you have already installed a MySQL database, you may skip these steps. You must install Postgres 9.5 or later for SAM and Schema R... -
Relation
countBy difference differenceWith unionWith union gt gte intersection lt lte max min propEq sortBy pathEq maxBy minBy equals identical eqBy clamp sortWith inn... -
Configuring a Database Instance for Ranger
A MySQL, Oracle, PostgreSQL, or Amazon RDS database instance must be running and available to be used by Ranger. The Ranger installation will create two new users (default names: ...