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MapReduce
General MapReduce configuration Add Accumulo’s MapReduce API to your dependencies Configure dependencies for your MapReduce job Read input from an Accumulo table Write output t... -
Write Operations
Operation Types UPSERT INSERT BULK_INSERT DELETE BOOTSTRAP INSERT_OVERWRITE INSERT_OVERWRITE_TABLE DELETE_PARTITION Configs Writing path Related Resources It may be he... -
Spark Tuning Guide
Spark Tuning Guide Writing General Tips Spark failures Hudi consumes too much space in a temp folder while upsert How to tune shuffle parallelism of Hudi jobs ? GC Tuning ... -
Webapi 接口
以个人身份模仿WEB操作 第三方系统调用夜莺 n9e-webapi 模块提供了两类接口，一个是 /api/n9e 打头的，给前端调用，另一类是 /v1/n9e 打头的，给第三方系统调用。如果想以个人身份模仿WEB操作，也是调用 /api/n9e 相关接口。 以个人身份模仿WEB操作 这种方式，页面上 JavaScript 可以调用的所有接口，... -
LocalFile
Support Those Engines Key features Description Options path [string] file_format_type [string] read_columns [list] delimiter/field_delimiter [string] parse_partition_from_pa... -
Configurations
Multi-level configuration management Self-optimizing configurations Data-cleaning configurations Mixed Format configurations Reading configurations Writing configurations LogS... -
OceanBase
Support Those Engines Key Features Description Supported DataSource Info Database Dependency Data Type Mapping Mysql Mode Oracle Mode Source Options Tips Task Example Sim... -
名词解释
名词解释 模块介绍 在对 Apache DolphinScheduler 了解之前，我们先来认识一下调度系统常用的名词 名词解释 DAG： 全称 Directed Acyclic Graph，简称 DAG。工作流中的 Task 任务以有向无环图的形式组装起来，从入度为零的节点进行拓扑遍历，直到无后继节点为止。举例如下图： 流程定义 ：通过拖... -
Getting Started
Using Iceberg in Spark 3 Adding catalogs Creating a table Writing Reading Next steps The latest version of Iceberg is 1.5.2 . Spark is currently the most feature-rich compu... -
Doris
Support Doris Version Support Those Engines Key Features Description Sink Options schema_save_mode[Enum] data_save_mode[Enum] save_mode_create_template Data Type Mapping Su...
