MySQL 与 hive的安装与调用

MySQL 与 hive的安装与调用 Mysql 解压 MySQL 安装包

[atguigu @hadoop102 software]# tar -xf mysql-5.7.28-1.el7.x86_64.rpmbundle.tar

安装

 rpm -ivh mysql-community-common-5.7.28-1.el7.x86_64.rpm

 rpm -ivh mysql-community-libs-5.7.28-1.el7.x86_64.rpm

 rpm -ivh mysql-community-libs-compat-5.7.28-1.el7.x86_64.rpm

 rpm -ivh mysql-community-client-5.7.28-1.el7.x86_64.rpm

 rpm -ivh mysql-community-server-5.7.28-1.el7.x86_64.rpm

vi  /etc/my.cnf

[mysqld] datadir=/var/lib/mysql

删除/var/lib/mysql 目录下的所有内容: [atguigu @hadoop102 mysql]# cd /var/lib/mysql [atguigu @hadoop102 mysql]# sudo rm -rf ./*

//注意执行命令的位置

初始化数据库

mysqld --initialize --user=mysql

如遇异常则

pkill mysqld

pkill mysql

cd /var/lib/

chmod   777   mysql

查看初始密码

cat /var/log/mysqld.log

启动服务

systemctl start mysqld

登录数据库

mysql -u root -p

Enter password: 输入临时生成的密码

修改密码

set password = password("新密码");

update mysql.user set host='%' where user='root';

create database metastore

flush privileges;

hive

解压

tar -zxvf    apache-hive-1.2.2- bin.tar.gz

mv apa……/ /usr/local/hive

配置环境变量

vi /etc/profile.d/my_env.sh

export HIVE_HOME=/usr/local/hive

export PATH=$PATH:$HIVE_HOME/bin

解决日志包冲突

rm  -rf  /usr/local/hadoop/share/hadoop/yarn/lib/j

cp /usr/local/hive/lib/jline-2.12.jar /usr/local/hadoop/share/hadoop/yarn/lib

cd /usr/local/hive/conf

vi hive-site.xml

 

 

 javax.jdo.option.ConnectionURL

 jdbc:mysql://192.168.10.10:3306/metastore?useSSL=false

 

 

 javax.jdo.option.ConnectionDriverName

 com.mysql.jdbc.Driver

 

 javax.jdo.option.ConnectionUserName

 root

 

 

 

 javax.jdo.option.ConnectionPassword

 123456

 

 

 hive.metastore.schema.verification

 false

 

 

 hive.metastore.event.db.notification.api.auth

 false

 

 

 

hive.metastore.warehouse.dir

 /user/hive/warehouse

 

初始化数据库

进入bin目录

schematool -dbType mysql -initSchema

进入hive

hive>create database hive_1;

create  table test;

查询

hadoop fs -lsr /