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Array
_.chunk(array, [size=1]) Since Arguments Returns Example _.compact(array) Since Arguments Returns Example _.concat(array, [values]) Since Arguments Returns Example ... -
FAQ
How do I access the installation page? Why can’t I receive the registration email? How do I switch the default language? What are the currently supported database types? Is migr... -
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... -
Solution for Big Result Sets
Incremental collection Use in single connections Change incremental collection mode in session Typically, when a user submits a SELECT query to Spark SQL engine, the Driver cal... -
Collection
_.countBy(collection, [iteratee=_.identity]) Since Arguments Returns Example _.every(collection, [predicate=_.identity]) Since Arguments Returns Example _.filter(collec... -
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... -
Spark Configuration
Catalogs configuration Using Mixed-Format in a standalone catalog Using Mixed-Format in session catalog The high availability configuration Catalogs configuration Using Mixe... -
Configure Kyuubi to use Custom Authentication
Build A Custom Authenticator Enable Custom Authentication Besides the builtin authentication methods, kyuubi supports custom authentication implementations of org.apache.kyuubi... -
Configuring SAM and Schema Registry Metadata Stores in MySQL
Steps Steps Launch the MySQL monitor: mysql - u root - p Create the database for Schema Registry and SAM metastore: create database registry ; create database st... -
Cassandra
Description Key features Options host [string] keyspace [string] cql [String] username [string] password [string] datacenter [String] consistency_level [String] Examples ...