榜单
服务器优惠
AI论文
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Build from source
Build from source Prerequisites Installing Java and Maven: Downloading the source: Building the source Build from source You can build Apache Druid directly from source. Pl... -
Single server deployment
Single server deployment Single server reference configurations Nano-Quickstart: 1 CPU, 4GB RAM Micro-Quickstart: 4 CPU, 16GB RAM Small: 8 CPU, 64GB RAM (~i3.2xlarge) Medium: 16... -
Single server deployment
Single server reference configurations Nano-Quickstart: 1 CPU, 4GiB RAM Micro-Quickstart: 4 CPU, 16GiB RAM Small: 8 CPU, 64GiB RAM (~i3.2xlarge) Medium: 16 CPU, 128GiB RAM (~i3.... -
Tutorial: Run with Docker
Tutorial: Run with Docker Prerequisites Docker memory requirements Getting started Compose file Environment file Configuration Launching the cluster Using the cluster Tu... -
SQL Parser
1. 简介 1.1. 和Antlr生成Parser的区别 1.2. Druid SQL Parser的使用场景 2. 各种语法支持 3. 性能 3.1. 测试代码看这里 4. Druid SQL Parser的代码结构 4.1. parser 4.2. AST 4.3. Visitor 4.4. 自定义Visitor 4.5. 方言 ... -
JDBC driver API
SQL JDBC driver API Connection stickiness Dynamic parameters SQL JDBC driver API Apache Druid supports two query languages: Druid SQL and native queries . This document descr... -
Querying data
Tutorial: Querying data Druid SQL queries Query SQL via the console Query SQL via dsql Query SQL over HTTP More Druid SQL examples Query over time General group by Select raw ... -
Apache Kafka ingestion
Apache Kafka ingestion Kafka support Load the Kafka indexing service Define a supervisor spec JSON input format supervisor spec example Kafka input format supervisor spec exampl... -
Apache Kafka ingestion
Apache Kafka ingestion Kafka support Load the Kafka indexing service Define a supervisor spec JSON input format supervisor spec example Kafka input format supervisor spec exampl... -
Kerberized HDFS deep storage
Configuring Apache Druid to use Kerberized Apache Hadoop as deep storage Hadoop Setup HDFS Folders and permissions Druid Setup common.runtime.properties Hadoop Jars Kerberos se...