You need to use array type for creating the list. Following is the updated schema that handles your usecase. { "name": "Parent", "type":"record", "fields": } } } ] } ... Read More | Share it now!
Month: November 2018
Mysql 高可用(HA)
1、Mysql... Read More | Share it now!
Apache NiFi – Records and Schema Registries
https://bryanbende.com/development/2017/06/20/apache-nifi-records-and-schema-registries Apache NiFi 1.2.0 and 1.3.0 have introduced a series of powerful new features around record processing. There have already been a couple of great blog posts... Read More | Share it now!
Python Script in NiFi
Short Description: A brief introduction to using Python inside NiFi to manipulate FlowFiles in stream using python. Article In NiFi the data being passed between operators is referred to as a FlowFile and can be accessed via various scripting... Read More | Share it now!
『NiFi 学习之路』入门 —— 下载、安装与简单使用
一、概述 “光说不练假把式。” 官网上的介绍多少让人迷迷糊糊的，各种高大上的词语仿佛让 NiFi 离我们越来越远。 实践是最好的老师。那就让我们试用一下 NiFi... Read More | Share it now!
rpm-maven-plugin
https://www.mojohaus.org/rpm-maven-plugin/index.html Caused by: java.io.IOException: Cannot run program "rpmbuild" (in directory "xxxx/SPECS"): error=2, No such file or directory Install rpmbuild on your OS: Centos: yum install rpm-build... Read More | Share it now!
disown 后台挂载
场景： 我们已经知道，如果事先在命令前加上 nohup 或者 setsid 就可以避免 HUP 信号的影响。但是如果我们未加任何处理就已经提交了命令，该如何补救才能让它避免 HUP... Read More | Share it now!
解决PKIX：unable to find valid certification path to requested target 的问题
MVN build 时候忽然遇到这样的异常： e: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested... Read More | Share it now!
MySQL Pretty Print in Command Line
I was looking for a better way to output mysql tables in console, and came across the following gem: mysql> pager less -SFX mysql> SELECT * FROM... Read More | Share it now!
Confluent介绍
https://www.cnblogs.com/zdfjf/p/5646525.html Confluent Quick Start: https://docs.confluent.io/3.0.0/quickstart.html#quickstart 最开始接触confluent是通过这篇博客，How to Build a Scalable ETL Pipeline with Kafka... Read More | Share it now!