环境:ubuntu18.04
前提:Hadoop已经搭建好
1.新建WDtest.txt文件,自定义执行样例
抄作业记得改标题
cd /usr/local/hadoop
vim WDtest.txt
输入内容(可以自定义,抄作业别写一样的) 2.开启hadoop
cd /u…
在idea运行一个很普通的wordcount
所需环境,反正也不知道是不是这样,就都配了 没配之前一直报错
Could not locate executabl ....\hadoop-2.7.3\hadoop-2.7.3\bin\winutils.exe in the Hadoop binaries
配置完毕之后重启电脑就OK了.
下面是pom依赖
<?xml version&quo…
错误标识
The server time zone value ‘�й���ʱ��’ is unrecognized
异常日志 java.sql.SQLException: The server time zone value ‘�й���ʱ&…
使用screw插件时出现 The server time zone value �й���ʱ�� is unrecognized or represents more than one time zone. You must configure either the server or JDBC driver (via the serverTimezone…
前言:最近,因为复习JDBC知识,使用了最新版本的mysql驱动程序(mysql-connector-java.jar),结果出现了之前从未遇到过的问题:The server time zone value ‘�й�࿿…
com.mysql.cj.exceptions.InvalidConnectionAttributeException: The server time zone value �й���ʱ�� is unrecognized or represents more than one time zone. You must configure either the serv…