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Metrics
Table metrics Self-optimizing metrics Amoro provides both table-level and platform-level metrics to help users understand the runtime status of the current table. Table metric... -
Types of Classes
JDO provides a means of transparent persistence of objects of user defined classes. With JDO there are actually 3 types of classes. Persistence Capable classes are classes whose... -
Kinit Auxiliary Service
Installing and Configuring the Kerberos Clients Kerberos Ticket Configurations Further Readings Kinit auxiliary service is a critical service both for authentication between K... -
Installing MySQL
About This Task Before You Begin Steps About This Task You can install MySQL 5.5 or later. Before You Begin On the Ambari host, install the JDBC driver for MySQL, and then a... -
Configure Druid and Superset Metadata Stores in Postgres
About This Task Steps About This Task Druid and Superset require a relational data store to store metadata. To use Postgres for this, install Postgres and create a database for... -
Command Line
Usage Global options Commands init check run upgrade dump build plugin config Answer binary support some command-line options Usage answer command [command or glob... -
Amazon RDS Requirements
Ranger requires a relational database as its policy store. There are additional prerequisites for Amazon RDS-based databases due to how Amazon RDS is set up and managed: MySQL/M... -
4.3 Access the document metadata in R code
When an Rmd document is compiled, all of its metadata in the YAML section will be stored in the list object rmarkdown::metadata . For example, rmarkdown::metadata$title gives you... -
Hadoop Credentials Manager
Configurations Cluster Services Hadoop client configurations Hive metastore configurations Via kyuubi-defaults.conf Via hive-site.xml Via JDBC Connection URL Credentials Rene... -
Prepared Statements
Cypher Parameter Format Prepared Statements Preparation Prepared Statements Execution Cypher can run a read query within a Prepared Statement. When using parameters with stored...