Apache Parquet Extension Apache Parquet Extension This Apache Druid module extends Druid Hadoop based indexing to ingest data directly from offline Apache Parquet files. Note:...

4. Slaves File 4. Slaves File 所有 slave 的 hostname 或者 IP 都保存在etc/hadoop/slaves 文件中，每行一个。脚本可以通过etc/hadoop/slaves 文件去运行多台机器的命令。他不使用任何基于 Java 的 Hadoop 配置。为了使用这个功能，ssh 必须建立好使用账户才能运行...

Transformation 和 Action 常用算子 一、Transformation 1.1 map 1.2 filter 1.3 flatMap 1.4 mapPartitions 1.5 mapPartitionsWithIndex 1.6 sample 1.7 union 1.8 intersection 1.9 distinct...

Amazon S3 Hadoop/Presto S3 文件系统插件 配置访问凭据 Identity and Access Management (IAM)（推荐使用） 访问密钥（Access Key）（不推荐） 配置非 S3 访问点 配置路径样式的访问 S3 文件系统的熵注入 Amazon S3 Amazon Simple Storage...

Plugins Isolation and plugin structure File Systems Metric Reporters Plugins Plugins facilitate a strict separation of code through restricted classloaders. Plugins cannot ac...

Plugins Isolation and plugin structure File Systems Metric Reporters Plugins Plugins facilitate a strict separation of code through restricted classloaders. Plugins cannot ac...

Plugins Isolation and plugin structure File Systems Metric Reporters Plugins Plugins facilitate a strict separation of code through restricted classloaders. Plugins cannot a...

Ingestion methods Streaming Batch Loading data in Druid is called ingestion or indexing. When you ingest data into Druid, Druid reads the data from your source system and store...

Linkis-Cli usage documentation Introduction Basic case How to use Supported parameter list Detailed example One, add cli parameters Two, add engine initial parameters Three, ...

Linkis-Cli usage documentation Introduction Basic case How to use Supported parameter list Detailed example One, add cli parameters Two, add engine initial parameters Three, ...