Apache Kafka - Schema Registry

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Apache Kafka - Schema Registry

关于我们为什么需要Schema Registry? 参考, https://www.confluent.io/blog/how-i-learned-to-stop-worrying-and-love-the-schema-part-1/ https://www.confluent.io/blog/schema-registry-kafka-stream-processing-yes-virginia-you-really-need-one/ https://www.confluent.io/bl…

Kafka Schema Registry | 学习Avro Schema

1.目标在这个Kafka Schema Registry教程中,我们将了解Schema Registry是什么以及为什么我们应该将它与Apache Kafka一起使用.此外,我们将看到Avro架构演变的概念,并使用Kafka Avro Serializers设置和使用Schema Registry.此外,我们将学习使用Schema Registry的REST接口管理Avro Schemas. 那么,让我们讨论一下Apache Kafka Schema Registry. Apache Kafk…

Kafka topic Schema version mismatch error - org.apache.kafka.common.protocol.types.SchemaException

Problem description: There is error messge when run spark app using spark streaming Kafka version 0.10.0.1(https://spark.apache.org/docs/latest/streaming-kafka-0-10-integration.html) to send message to version 0.9 or 0.8 of Kafka broker. 2019-04-08 0…

Spark（四十五）：Schema Registry

很多时候在流数据处理时,我们会将avro格式的数据写入到kafka的topic,但是avro写入到kafka的时候,数据有可能会与版本升级,也就是schema发生变化,此时如果消费端,不知道哪些数据的schema是使用升级前的,哪些数据schema使用升级后,此次消费端一旦就经常会跑出异常,为了避免schema解析时出现异常,就不得不得不使得数据自动过期或者删除kafka的topic(重新新建topic),这样必然会造成数据一部分丢失,而且在生产环境下,升级就变得特别麻烦,而不是希望程序不停止,…

实践部署与使用apache kafka框架技术博文资料汇总

前一篇Kafka框架设计来自英文原文(Kafka Architecture Design)的翻译及整理文章,非常有借鉴性,本文是从一个企业使用Kafka框架的角度来记录及整理的Kafka框架的技术资料,也非常有借鉴价值,为了便于阅读与分享,我将其整理一篇Blog. 本文内容文件夹摘要例如以下: 1)apache kafka消息服务 2)kafka在zookeeper中存储结构 3)kafka log4j配置 4)kafka replication设计机制 5)apache kafka监控系列-监…

How-to: Do Real-Time Log Analytics with Apache Kafka, Cloudera Search, and Hue

Cloudera recently announced formal support for Apache Kafka. This simple use case illustrates how to make web log analysis, powered in part by Kafka, one of your first steps in a pervasive analytics journey. If you are not looking at your company’s o…

Flafka: Apache Flume Meets Apache Kafka for Event Processing

The new integration between Flume and Kafka offers sub-second-latency event processing without the need for dedicated infrastructure. In this previous post you learned some Apache Kafka basics and explored a scenario for using Kafka in an online appl…