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Neo4j
Description Key features Options uri [string] username [string] password [string] bearer_token [string] kerberos_ticket [string] database [string] query [string] schema.fi... -
Collections
_.at(collection, [index]) Arguments Returns Example _.contains(collection, target, [fromIndex=0]) Aliases Arguments Returns Example _.countBy(collection, [callback=identit... -
Oracle 先决条件
由于 Amazon RDS 的限制 ，必须手动创建 Ranger 数据库用户和表空间，并且必须手动向 Ranger 数据库用户授予所需的权限。 使用主用户帐号（创建 RDS Oracle实例时创建的）登录 RDS Oracle 服务器，执行以下命令： create user $rangerdbuser identified by “ passw... -
10 Tables
References Tables are one of the primary ways in which we can communicate results in a report. You may often desire to tweak their appearance to suit your particular needs. In th... -
OpenMldb
Description Key features Options cluster_mode [string] sql [string] database [string] host [string] port [int] zk_host [string] zk_path [string] session_timeout [int] req... -
Exceptions
JDOException Can Retry Exceptions Fatal Exceptions All exceptions raised by a JDO implementation are runtime exceptions which means that you can choose to catch the exceptions ... -
Neo4j
Description Key features Options uri [string] username [string] password [string] max_batch_size[Integer] write_mode bearer_token [string] kerberos_ticket [string] databas... -
Streaming Reads
Spark Streaming Spark Streaming Structured Streaming reads are based on Hudi’s Incremental Query feature, therefore streaming read can return data for which commits and base fil... -
Object States
Detecting Object State Persisting an object Updating an object Deleting an object Possible state transitions JDO manages the lifecycle of an object, from creation (Transient ... -
Performance
Read performance Write performance Accumulo can be tuned to improve read and write performance. Read performance Enable caching on tables to reduce reads to disk. Enable b...