离线消息保存到 Cassandra 离线消息保存到 Cassandra 搭建 Cassandra 数据库，并设置用户名密码为 root/public，以 MacOS X 为例: $ brew install cassandra ## 修改配置，关闭匿名认证 $ vim / usr / local / etc / cassandra / ...

30.7.2 Spring Data Cassandra仓库 30.7.2 Spring Data Cassandra仓库 Spring Data包含的仓库对Cassandra提供基本支持，目前受到的限制比先前讨论的JPA仓库要多，并且需要使用@Query 注解相应的查找方法。 注 想全面了解Spring Data Cassandra，可查看它...

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 supervisor operations reference Getting Supervisor Status Report Getting Supervisor Ingestion Stats Report Supervisor Health Check Updating Existing Supervisors Su...

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...

Introduction to Apache Druid Key features of Druid When to use Druid Learn more Introduction to Apache Druid Apache Druid is a real-time analytics database designed for fast ...

Apache Kafka supervisor operations reference Getting Supervisor Status Report Getting Supervisor Ingestion Stats Report Supervisor Health Check Updating Existing Supervisors Su...

Apache Kafka supervisor reference KafkaSupervisorIOConfig Task Autoscaler Properties Lag Based AutoScaler Strategy Related Properties More on consumerProperties Specifying data...

Apache Kafka supervisor reference KafkaSupervisorIOConfig Task Autoscaler Properties Lag Based AutoScaler Strategy Related Properties More on consumerProperties Specifying data...

Introduction to Apache Druid Key features of Druid When to use Druid Learn more Introduction to Apache Druid Apache Druid is a real-time analytics database designed for fast ...