Big data: installation details of Hive

What is hive? Open source by facebook, used to solve the data statistics of massive structured logs; A data warehouse tool based on hadoop uses HDFS to store and map structured data files into a table, and provides the function of sql like query. The bottom layer uses MR to calculate; The essence is to transform HQL into ...

Added by calbolino on Tue, 10 Dec 2019 20:06:18 +0200

Docker creates Mysql container

1. Start docker service [root@docker ~]# systemctl start docker 2. View the image in docker [root@docker ~]# docker images REPOSITORY TAG IMAGE ID CREATED SIZE centos/mysql-57-centos7 latest 2e4ddfafaa6f 6 months ago 445MB gogs/gogs ...

Added by AceOfJames on Wed, 04 Dec 2019 22:48:48 +0200

Alibaba cloud CentOS 7.6 installation of mysql8

Create mysql users and user groups groupadd mysql useradd -g mysql mysql passwd mysql Uninstalling mariadb from the system #query rpm -qa|grep mariadb Return mariadb-libs-5.5.60-1.el7_.x86_ #uninstall rpm -e mariadb-libs-5.5.60-1.el7_5.x86_64 Return error: Failed dependencies: libmysqlclient.so.18()(64bit) is needed by (installed) post ...

Added by steve55 on Sun, 01 Dec 2019 03:37:24 +0200

MySQL 5.6 created data table 1071 error, cause analysis and Solutions

Zero. Background of the problem When you first learned SpringBoot + Angular, the database software still used MySQL, except that this time the MySQL service was no longer built using XAMPP, but a more convenient Docker was used to provide the service. 1. Reproduction of Problems When you configure your database, after you've set up your envi ...

Added by JRS on Sat, 09 Nov 2019 09:25:54 +0200

Official tool MySQL Router high availability principle and Practice

Before that, I also introduced the articles related to MySQL high availability: Summary of MySQL synchronous replication and high availability schemes Introduction to Mysql route What is mysql route MySQL Router is a lightweight agent between application client and dbserver. It can detect, analyze and forward queries to back-end database insta ...

Added by MidOhioIT on Mon, 21 Oct 2019 08:07:22 +0300

Linux-centos-64bit install MySQL

1. Download mysql installation package to / usr/local/soft [root@VM_0_9_centos ~]# cd /usr/local/soft[root@VM_0_9_centos soft]# wget http://dev.mysql.com/get/Downloads/MySQL-5.6/mysql-5.6.33-linux-glibc2.5-x86_64.tar.gz 2. Installation dependent environment [root@VM_0_9_centos soft]# yum -y install perl perl-devel autoconf libaio 3. ...

Added by nyi8083 on Sun, 20 Oct 2019 20:17:09 +0300

Installation of mariadb in linux

1. Overview mysql is a relational database. mysql (itself), a branch of mysql, was acquired by SUN before and after 2008 and then by oracle. System integration - everything is done (set solution) After the acquisition of mariadb mysql, the author developed mariadb based on earlier versions of MySQL in order to avoid the monopoly of the data ...

Added by hyd_guy on Thu, 03 Oct 2019 02:33:29 +0300

Automated deployment of Zabbix monitoring platform (zabbix-server, zabbix-agent) using SaltStack

Article directory The directory structure is as follows The contents and explanations of each document are as follows To be perfect... The directory structure is as follows [root@server1 srv]# pwd /srv [root@server1 srv]# ls pillar salt [root@server1 srv]# tree . . ├── pillar │ ├── top.sls │ ...

Added by tam2000k2 on Mon, 30 Sep 2019 23:15:57 +0300

CentOS7 Installation Cacti1.1.38 (Kind Test Available)

1. Software Installation1.1 Update System yum -y install wget vim-enhanced mkdir /etc/yum.repos.d/backup mv /etc/yum.repos.d/{*.repo,backup} wget -O /etc/yum.repos.d/CentOS-Base.repo https://mirrors.163.com/.help/CentOS7-Base-163.repo wget -O /etc/yum.repos.d/epel.repo http://mirrors.aliyun.com/repo/epel-7.repo rm -rf /var/cache/yum rm -rf /va ...

Added by piet on Fri, 13 Sep 2019 02:11:04 +0300

Red Hat rhce Record of Jing'an Kao, Shanghai

Declaration of documents This article only makes a record of my rhce exercises and commemorates my test experience. No promotion or advertising is involved. The question bank in this article originates from Taobao Environment (referring to which set of environment a general friend knows clearly, if you really don't know, you can leave a messag ...

Added by 448191 on Thu, 12 Sep 2019 05:05:21 +0300