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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... -
Chaining
_(value) Aliases Arguments Returns Example _.tap(value, interceptor) Arguments Returns Example _.prototype.toString() Returns Example _.prototype.valueOf() Aliases Ret... -
MySQL/MariaDB Prerequisite
You must change the variable log_bin_trust_function_creators to 1 during Ranger installation. From RDS Dashboard>Parameter group (on the left side of the page): Set the MySQL... -
Memory Requirements
The Ambari host should have at least 1 GB RAM, with 500 MB free. To check available memory on any host, run: free - m If you plan to install the Ambari Metrics Service (AMS... -
String
match split trim replace toLower toUpper test toString match RegExp → String → [String | Undefined] Parameters rxA regular expression. strThe string to match against... -
Logic
and isEmpty not or cond ifElse allPass anyPass defaultTo both complement either propSatisfies unless when pathSatisfies and a → b → a | b Added in v0.1.0 Retu... -
Software Requirements
On each of your hosts: yum and rpm (RHEL/CentOS/Oracle/Amazon Linux) zypper and php_curl (SLES) apt (Debian/Ubuntu) scp , curl , unzip , tar , wget , and gcc* OpenSSL (v1.... -
Logic
and isEmpty not or cond ifElse allPass anyPass defaultTo both complement either propSatisfies unless when pathSatisfies until xor and a → b → a | b Added in ... -
Check DNS and NSCD
All hosts in your system must be configured for both forward and and reverse DNS. If you are unable to configure DNS in this way, you should edit the /etc/hosts file on every hos... -
Collections
_.at(collection [, index1, index2, …]) Arguments Returns Example _.contains(collection, target [, fromIndex=0]) Aliases Arguments Returns Example _.countBy(collection [, c...
