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3. Getting Started With Hive Beeline
Getting Started With Hive Beeline Getting Beeline Getting Started With Hive Beeline Getting Beeline $ bin / beeline -- help Usage : java org . apache . hive . cli... -
Object Retrieval
Retrieve an object from its identity Retrieve an object based on its Extent Retrieve an object based on a query criteria Any application will require access to persisted object... -
Function
always comparator compose construct curry useWith flip groupBy identity invoker nAry once pipe tap binary unary ap empty of constructN converge curryN __ bin... -
Stored Procedure
存储过程节点 任务参数 存储过程节点 根据选择的数据源，执行存储过程。 拖动工具栏中的PROCEDURE 任务节点到画板中，如下图所示： 前提：在该数据库里面创建存储过程，如： CREATE PROCEDURE dolphinscheduler . test ( in in1 INT , out out1 I... -
JDO Helper
PersistenceManagerFactory methods Persistence methods Lifecycle methods JDO provides a standard utility that gives access to useful parts of the JDO persistence process. This i... -
Glossary
JDO utilizes some terminology used elsewhere (e.g. Java EE) but also introduces some terminology that may be new to people. Below is a glossary of some common terms that may be en... -
PersistenceManager
Persist Objects Retrieve Objects Update Objects Delete Objects Making an object transient Any JDO-enabled application will require at least one PersistenceManager (PM). This ... -
Glossary
authorizations a set of strings associated with a user or with a particular scan that will be used to determine which key/value pairs are visible to the user. cell a set ... -
Table Watermark
Table freshness Table watermark Table freshness Data freshness represents timeliness, and in many discussions, freshness is considered one of the important indicators of data q... -
4. Data serialization
Data serialization is extensively used by Redisson to marshall and unmarshall bytes received or sent over network link with Redis server. Many popular codecs are available for usa...