mysql5.7稳定版使用
设置主机名关闭防火墙
bash
[root@localhost ~ 09:49:25]# hostnamectl set-hostname mysql01
[root@localhost ~ 09:49:36]# bash
[root@mysql01 ~ 09:49:38]# systemctl disable firewalld.service --now
Removed symlink /etc/systemd/system/multi-user.target.wants/firewalld.service.
Removed symlink /etc/systemd/system/dbus-org.fedoraproject.FirewallD1.service.安装mysql5.7
bash
[root@mysql01 ~ 09:49:45]# yum -y install ncurses ncurses-devel bison cmake gcc gcc-c++
Loaded plugins: fastestmirror, langpacks
Existing lock /var/run/yum.pid: another copy is running as pid 2785.
Another app is currently holding the yum lock; waiting for it to exit...
[root@mysql01 ~ 09:51:26]# kill -9 2785
[root@mysql01 ~ 09:52:07]# yum -y install ncurses ncurses-devel bison cmake gcc gcc-c++
BDB2053 Freeing read locks for locker 0x64c: 2785/140037824608064
[root@mysql01 ~ 09:52:47]# useradd -s /sbin/nologin mysql
[root@mysql01 ~ 09:53:12]# tar zxvf mysql-5.7.17.tar.gz -C /opt/
mysql-5.7.17/
mysql-5.7.17/.gitignore
mysql-5.7.17/BUILD/
[root@mysql01 ~ 09:49:45]# tar zxvf boost_1_59_0.tar.gz -C /usr/local/
boost_1_59_0/tools/quickbook/test/xml_escape-1_2.quickbook
boost_1_59_0/tools/quickbook/test/xml_escape-1_5.gold
boost_1_59_0/tools/quickbook/test/xml_escape-1_5.quickbook
[root@mysql01 ~ 09:55:57]# cd /usr/local/
[root@mysql01 local 09:56:35]# mv boost_1_59_0 boost
[root@mysql01 local 09:56:49]# cd /opt/mysql-5.7.17/
[root@mysql01 mysql-5.7.17 09:57:14]# cmake \
-DCMAKE_INSTALL_PREFIX=/usr/local/mysql \
-DMYSQL_UNIX_ADDR=/usr/local/mysql/mysql.sock \
-DSYSCONFDIR=/etc \
-DSYSTEMD_PID_DIR=/usr/local/mysql \
-DDEFAULT_CHARSET=utf8 \
-DDEFAULT_COLLATION=utf8_general_ci \
-DWITH_INNOBASE_STORAGE_ENGINE=1 \
-DWITH_ARCHIVE_STORAGE_ENGINE=1 \
-DWITH_BLACKHOLE_STORAGE_ENGINE=1 \
-DWITH_PERFSCHEMA_STORAGE_ENGINE=1 \
-DMYSQL_DATADIR=/usr/local/mysql/data \
-DWITH_BOOST=/usr/local/boost \
-DWITH_SYSTEMD=1
[root@mysql01 mysql-5.7.17 10:00:30]# make && make install
Scanning dependencies of target INFO_BIN
[ 0%] Built target INFO_BIN
等待1小时
-- Installing: /usr/local/mysql/support-files/magic
-- Installing: /usr/local/mysql/share/aclocal/mysql.m4
-- Installing: /usr/local/mysql/support-files/mysql.server
[root@mysql01 mysql-5.7.17 11:02:09]# chown -R mysql.mysql /usr/local/mysql/
[root@mysql01 mysql-5.7.17 11:03:31]# vim /etc/my.cnf
[root@mysql01 mysql-5.7.17 11:07:46]# chown mysql:mysql /etc/my.cnf
[root@mysql01 mysql-5.7.17 11:07:52]# echo 'PATH=/usr/local/mysql/bin:/usr/local/mysql/lib:$PATH' >>/etc/profile
[root@mysql01 mysql-5.7.17 11:08:10]# echo 'export PATH' >> /etc/profile
[root@mysql01 mysql-5.7.17 11:08:18]# source /etc/profile
[root@mysql01 mysql-5.7.17 11:08:26]# cd /usr/local/mysql/
[root@mysql01 mysql 11:08:32]# bin/mysqld \
> --initialize-insecure \--user=mysql \--basedir=/usr/local/mysql \--datadir=/usr/local/mysql/data
2026-06-05T03:08:51.736677Z 0 [Warning] TIMESTAMP with implicit DEFAULT value is deprecated. Please use --explicit_defaults_for_timestamp server option (see documentation for more details).
2026-06-05T03:08:51.968786Z 0 [Warning] InnoDB: New log files created, LSN=45790
2026-06-05T03:08:52.015532Z 0 [Warning] InnoDB: Creating foreign key constraint system tables.
2026-06-05T03:08:52.070541Z 0 [Warning] No existing UUID has been found, so we assume that this is the first time that this server has been started. Generating a new UUID: e13bbd13-608b-11f1-9c13-000c2900c45c.
2026-06-05T03:08:52.071549Z 0 [Warning] Gtid table is not ready to be used. Table 'mysql.gtid_executed' cannot be opened.
2026-06-05T03:08:52.072084Z 1 [Warning] root@localhost is created with an empty password ! Please consider switching off the --initialize-insecure option.
[root@mysql01 mysql 11:08:53]# cp /usr/local/mysql/usr/lib/systemd/system/mysqld.service /usr/lib/systemd/system/
[root@mysql01 mysql 11:09:19]# systemctl daemon-reload
[root@mysql01 mysql 11:09:26]# systemctl start mysqld
[root@mysql01 mysql 11:09:33]# netstat -anpt | grep 3306
tcp6 0 0 :::3306 :::* LISTEN 70961/mysqld
[root@mysql01 mysql 11:09:39]# systemctl enable mysqld
Created symlink from /etc/systemd/system/multi-user.target.wants/mysqld.service to /usr/lib/systemd/system/mysqld.service.
[root@mysql01 mysql 11:09:51]# mysqladmin -uroot password "huawei"
mysqladmin: [Warning] Using a password on the command line interface can be insecure.
Warning: Since password will be sent to server in plain text, use ssl connection to ensure password safety.
[root@mysql01 mysql 11:10:01]# mysql -uroot -phuawei
mysql: [Warning] Using a password on the command line interface can be insecure.
Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection id is 4
Server version: 5.7.17 Source distribution
Copyright (c) 2000, 2016, Oracle and/or its affiliates. All rights reserved.
Oracle is a registered trademark of Oracle Corporation and/or its
affiliates. Other names may be trademarks of their respective
owners.
Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.
mysql> grant all privileges on *.* to 'root'@'%' identified by 'huawei' with grant option;
Query OK, 0 rows affected, 1 warning (0.00 sec)sql使用
sql
[root@mysql01 ~ 11:14:14]# mysql -u root -p
Enter password:
Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection id is 3
Server version: 5.7.17 Source distribution
Copyright (c) 2000, 2016, Oracle and/or its affiliates. All rights reserved.
Oracle is a registered trademark of Oracle Corporation and/or its
affiliates. Other names may be trademarks of their respective
owners.
Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.
mysql> show databases;
+--------------------+
| Database |
+--------------------+
| information_schema |
| mysql |
| performance_schema |
| sys |
+--------------------+
4 rows in set (0.00 sec)
mysql> create database school;
Query OK, 1 row affected (0.00 sec)
mysql> show databases;
+--------------------+
| Database |
+--------------------+
| information_schema |
| mysql |
| performance_schema |
| school |
| sys |
+--------------------+
5 rows in set (0.00 sec)
mysql> use school;
Database changed
mysql> show tables;
Empty set (0.01 sec)
mysql> create table info (
-> id int not null primary key auto_increment,
-> name char(10) not null,
-> score decimal(5,2),
-> address char(50) default '南京',
-> hobby int not null
-> );
Query OK, 0 rows affected (0.01 sec)
mysql> show tables;
+------------------+
| Tables_in_school |
+------------------+
| info |
+------------------+
1 row in set (0.00 sec)
mysql> describe info;
+---------+--------------+------+-----+---------+----------------+
| Field | Type | Null | Key | Default | Extra |
+---------+--------------+------+-----+---------+----------------+
| id | int(11) | NO | PRI | NULL | auto_increment |
| name | char(10) | NO | | NULL | |
| score | decimal(5,2) | YES | | NULL | |
| address | char(50) | YES | | 南京 | |
| hobby | int(11) | NO | | NULL | |
+---------+--------------+------+-----+---------+----------------+
5 rows in set (0.03 sec)
mysql> insert into info (name,score,address,hobby) values ('happysuperman',60,'星星球g',1);
ERROR 1406 (22001): Data too long for column 'name' at row 1
mysql> insert into info (name,score,address,hobby) values ('开心超人',60,'星星球g',1);
Query OK, 1 row affected (0.00 sec)
mysql> select * from info;
+----+--------------+-------+------------+-------+
| id | name | score | address | hobby |
+----+--------------+-------+------------+-------+
| 1 | 开心超人 | 60.00 | 星星球g | 1 |
+----+--------------+-------+------------+-------+
1 row in set (0.00 sec)
mysql> insert into info (name,score,address,hobby) values ('谜亚星',90,'盟学园',2);
Query OK, 1 row affected (0.00 sec)
mysql> insert into info (name,score,address,hobby) values ('汤姆',20,'猫鼠',3);
Query OK, 1 row affected (0.00 sec)
mysql> select * from info;
+----+--------------+-------+------------+-------+
| id | name | score | address | hobby |
+----+--------------+-------+------------+-------+
| 1 | 开心超人 | 60.00 | 星星球g | 1 |
| 2 | 谜亚星 | 90.00 | 盟学园 | 2 |
| 3 | 汤姆 | 20.00 | 猫鼠 | 3 |
+----+--------------+-------+------------+-------+
3 rows in set (0.00 sec)
mysql> insert into info (name,score,address,hobby) values ('华伦',80,default,4);
Query OK, 1 row affected (0.01 sec)
mysql> select * from info;
+----+--------------+-------+------------+-------+
| id | name | score | address | hobby |
+----+--------------+-------+------------+-------+
| 1 | 开心超人 | 60.00 | 星星球g | 1 |
| 2 | 谜亚星 | 90.00 | 盟学园 | 2 |
| 3 | 汤姆 | 20.00 | 猫鼠 | 3 |
| 4 | 华伦 | 80.00 | 南京 | 4 |
+----+--------------+-------+------------+-------+
4 rows in set (0.00 sec)
mysql> update info set address='星星球' where name='开心超人';
Query OK, 1 row affected (0.00 sec)
Rows matched: 1 Changed: 1 Warnings: 0
mysql> select * from info;
+----+--------------+-------+-----------+-------+
| id | name | score | address | hobby |
+----+--------------+-------+-----------+-------+
| 1 | 开心超人 | 60.00 | 星星球 | 1 |
| 2 | 谜亚星 | 90.00 | 盟学园 | 2 |
| 3 | 汤姆 | 20.00 | 猫鼠 | 3 |
| 4 | 华伦 | 80.00 | 南京 | 4 |
+----+--------------+-------+-----------+-------+
4 rows in set (0.00 sec)
mysql> select * from info where name='汤姆';
+----+--------+-------+---------+-------+
| id | name | score | address | hobby |
+----+--------+-------+---------+-------+
| 3 | 汤姆 | 20.00 | 猫鼠 | 3 |
+----+--------+-------+---------+-------+
1 row in set (0.00 sec)
mysql> delete from info where id=3;
Query OK, 1 row affected (0.00 sec)
mysql> select * from info;
+----+--------------+-------+-----------+-------+
| id | name | score | address | hobby |
+----+--------------+-------+-----------+-------+
| 1 | 开心超人 | 60.00 | 星星球 | 1 |
| 2 | 谜亚星 | 90.00 | 盟学园 | 2 |
| 4 | 华伦 | 80.00 | 南京 | 4 |
+----+--------------+-------+-----------+-------+
3 rows in set (0.00 sec)pycharm配置
python
PS C:\Users\孟宇\PyCharmMiscProject> pip install https://mirrors.aliyun.com/pypi/packages/6c/4c/bf2100cbc1bd07f39bee3b09e7eef39beffe29f5453dc2477a2693737913/greenlet-3.2.3-cp39-cp39-win_amd64.whl
Looking in indexes: https://mirrors.aliyun.com/pypi/simple/
Collecting greenlet==3.2.3
Downloading https://mirrors.aliyun.com/pypi/packages/6c/4c/bf2100cbc1bd07f39bee3b09e7eef39beffe29f5453dc2477a2693737913/greenlet-3.2.3-cp39-cp39-win_amd64.whl (296 kB)
━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 296.4/296.4 KB 1.1 MB/s eta 0:00:00
Installing collected packages: greenlet
Successfully installed greenlet-3.2.3
WARNING: You are using pip version 22.0.4; however, version 26.0.1 is available.
You should consider upgrading via the 'G:\python.exe -m pip install --upgrade pip' command.
PS C:\Users\孟宇\PyCharmMiscProject> pip install pandas
Requirement already satisfied: pandas in g:\lib\site-packages (1.3.5)
Requirement already satisfied: python-dateutil>=2.7.3 in g:\lib\site-packages (from pandas) (2.9.0.post0)
Requirement already satisfied: pytz>=2017.3 in g:\lib\site-packages (from pandas) (2026.1.post1)
Requirement already satisfied: numpy>=1.17.3 in g:\lib\site-packages (from pandas) (1.19.5)
Requirement already satisfied: six>=1.5 in g:\lib\site-packages (from python-dateutil>=2.7.3->pandas) (1.17.0)
WARNING: You are using pip version 22.0.4; however, version 26.0.1 is available.
You should consider upgrading via the 'G:\python.exe -m pip install --upgrade pip' command.
PS C:\Users\孟宇\PyCharmMiscProject> pip install sqlalchemy
Looking in indexes: https://mirrors.aliyun.com/pypi/simple/
Collecting sqlalchemy
Downloading https://mirrors.aliyun.com/pypi/packages/a4/30/3547a4d114e0b884b85750a394b0d5bb911b47cf011f5f311ef6591a1e39/sqlalchemy-2.0.50-cp3 ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 2.1/2.1 MB 755.4 kB/s eta 0:00:00
Requirement already satisfied: greenlet>=1 in g:\lib\site-packages (from sqlalchemy) (3.2.3)
Requirement already satisfied: typing-extensions>=4.6.0 in g:\lib\site-packages (from sqlalchemy) (4.15.0)
Installing collected packages: sqlalchemy
Successfully installed sqlalchemy-2.0.50
WARNING: You are using pip version 22.0.4; however, version 26.0.1 is available.
You should consider upgrading via the 'G:\python.exe -m pip install --upgrade pip' command.
PS C:\Users\孟宇\PyCharmMiscProject> pip install pymysql
Looking in indexes: https://mirrors.aliyun.com/pypi/simple/
Downloading https://mirrors.aliyun.com/pypi/packages/c4/bd/2534e130295c8cfd4f0a2e31623baab7502278f1e97bcfe61db75656a77f/pymysql-1.2.0-py3-none-any.whl (45 kB)
━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 45.7/45.7 KB ? eta 0:00:00
Installing collected packages: pymysql
Successfully installed pymysql-1.2.0
WARNING: You are using pip version 22.0.4; however, version 26.0.1 is available.
You should consider upgrading via the 'G:\python.exe -m pip install --upgrade pip' command.
PS C:\Users\孟宇\PyCharmMiscProject> pip install openpyxl
Looking in indexes: https://mirrors.aliyun.com/pypi/simple/
Collecting openpyxl
Downloading https://mirrors.aliyun.com/pypi/packages/c0/da/977ded879c29cbd04de313843e76868e6e13408a94ed6b987245dc7c8506/openpyxl-3.1.5-py2.py3-none-any.whl (250 kB)
━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 250.9/250.9 KB 1.2 MB/s eta 0:00:00
Collecting et-xmlfile
Downloading https://mirrors.aliyun.com/pypi/packages/c1/8b/5fe2cc11fee489817272089c4203e679c63b570a5aaeb18d852ae3cbba6a/et_xmlfile-2.0.0-py3-none-any.whl (18 kB)
Installing collected packages: et-xmlfile, openpyxl
Successfully installed et-xmlfile-2.0.0 openpyxl-3.1.5
WARNING: You are using pip version 22.0.4; however, version 26.0.1 is available.
You should consider upgrading via the 'G:\python.exe -m pip install --upgrade pip' command.
python
import pandas as pd
from sqlalchemy import create_engine
#创建数据连接
engine = create_engine('mysql+pymysql://root:huawei@192.168.108.144:3306/school')
#执行获取数据
df = pd.read_sql('select * from info', engine)
print(df)
#导出到excel表格
df.to_excel('info.xlsx', index=False)
print('excel 导出成功！')结果
bash
C:\Users\孟宇\PycharmProjects\PythonProject2\.venv\Scripts\python.exe C:\Users\孟宇\PycharmProjects\PythonProject2\main.py
id name score address hobby
0 1 开心超人 60.0 星星球 1
1 2 谜亚星 90.0 盟学园 2
2 4 华伦 80.0 南京 4
excel 导出成功！
进程已结束，退出代码为 0打开info.xlsx
| id | name | score | address | hobby |
|---|---|---|---|---|
| 1 | 开心超人 | 60 | 星星球 | 1 |
| 2 | 谜亚星 | 90 | 盟学园 | 2 |
| 4 | 华伦 | 80 | 南京 | 4 |
mysql的备份与恢复
冷备份
bash
[root@mysql01 data 14:02:50]# systemctl stop mysqld
[root@mysql01 ~ 14:03:34]# cd /usr/local/mysql/data/
[root@mysql01 data 14:03:53]# mkdir /mysql_bak
[root@mysql01 data 14:04:05]# tar czf /mysql_bak/mysql-backup-$(date +%F).tar.gz *
[root@mysql01 data 14:05:27]# systemctl start mysqld
[root@mysql01 data 14:05:50]# systemctl stop mysqld
[root@mysql01 data 14:06:45]# cd ~
[root@mysql01 ~ 14:07:25]# rm -rf /usr/local/mysql/data/*
[root@mysql01 ~ 14:07:43]# systemctl start mysqld
[root@mysql01 ~ 14:07:52]# systemctl stop mysqld
[root@mysql01 ~ 14:08:13]# tar xzf /mysql_bak/mysql-backup-2026-06-05.tar.gz -C /usr/local/mysql/data/
[root@mysql01 ~ 14:08:53]# chown -R mysql:mysql /usr/local/mysql/data/
[root@mysql01 ~ 14:09:26]# systemctl start mysqld逻辑备份
bash
[root@mysql01 ~ 14:09:37]# systemctl start mysqld
[root@mysql01 ~ 14:11:21]# mysqldump -u root -p school > /mysql_bak/school.sql
[root@mysql01 ~ 14:11:34]# ls /mysql_bak/school.sql
[root@mysql01 ~ 14:11:43]# cat /mysql_bak/school.sql
[root@mysql01 ~ 14:13:11]# mysqldump -u root -p --databases school mysql > /mysql_bak/school-mysql.sql
[root@mysql01 ~ 14:13:43]# cat /mysql_bak/school-mysql.sql
[root@mysql01 ~ 14:14:59]# mysqldump -u root -p --opt --all-databases > /mysql_bak/all.sql
[root@mysql01 ~ 14:15:15]# cat /mysql_bak/all.sql
[root@mysql01 ~ 14:15:51]# mysqldump -u root -p --opt school info > /mysql_bak/info.sql
[root@mysql01 ~ 14:16:03]# cat /mysql_bak/info.sql恢复数据
bash
[root@mysql01 ~ 14:16:07]# mysql -u root -p
Enter password:
Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection id is 7
Server version: 5.7.17 Source distribution
Copyright (c) 2000, 2016, Oracle and/or its affiliates. All rights reserved.
Oracle is a registered trademark of Oracle Corporation and/or its
affiliates. Other names may be trademarks of their respective
owners.
Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.
mysql> use school
Reading table information for completion of table and column names
You can turn off this feature to get a quicker startup with -A
Database changed
mysql> show tables;
+------------------+
| Tables_in_school |
+------------------+
| info |
+------------------+
1 row in set (0.00 sec)
mysql> drop table info;
Query OK, 0 rows affected (0.01 sec)
mysql> source /mysql_bak/info.sql
Query OK, 0 rows affected (0.00 sec)
Query OK, 0 rows affected (0.00 sec)
Query OK, 0 rows affected (0.00 sec)
Query OK, 0 rows affected (0.00 sec)
Query OK, 0 rows affected (0.00 sec)
Query OK, 0 rows affected (0.00 sec)
Query OK, 0 rows affected (0.00 sec)
Query OK, 0 rows affected (0.00 sec)
Query OK, 0 rows affected, 1 warning (0.00 sec)
Query OK, 0 rows affected (0.00 sec)
Query OK, 0 rows affected (0.00 sec)
Query OK, 0 rows affected (0.00 sec)
Query OK, 0 rows affected (0.00 sec)
Query OK, 0 rows affected (0.01 sec)
Query OK, 0 rows affected (0.00 sec)
Query OK, 0 rows affected (0.00 sec)
Query OK, 0 rows affected (0.00 sec)
Query OK, 3 rows affected (0.00 sec)
Records: 3 Duplicates: 0 Warnings: 0
Query OK, 0 rows affected (0.00 sec)
Query OK, 0 rows affected (0.00 sec)
Query OK, 0 rows affected (0.00 sec)
Query OK, 0 rows affected, 1 warning (0.00 sec)
Query OK, 0 rows affected (0.00 sec)
Query OK, 0 rows affected (0.00 sec)
Query OK, 0 rows affected (0.00 sec)
Query OK, 0 rows affected (0.00 sec)
Query OK, 0 rows affected (0.00 sec)
Query OK, 0 rows affected (0.00 sec)
mysql> show tables;
+------------------+
| Tables_in_school |
+------------------+
| info |
+------------------+增量备份
bash
[root@mysql01 ~ 14:28:45]# vim /etc/my.cnf
[root@mysql01 ~ 14:29:41]# systemctl restart mysqld.service
[root@mysql01 ~ 14:30:00]# ls /usr/local/mysql/data/
auto.cnf client-key.pem ib_logfile1 mysql-bin.index school
ca-key.pem ib_buffer_pool ibtmp1 performance_schema server-cert.pem
ca.pem ibdata1 mysql private_key.pem server-key.pem
client-cert.pem ib_logfile0 mysql-bin.000001 public_key.pem sys
[root@mysql01 ~ 14:30:11]# mysqldump -uroot -p school > /opt/school.sql
Enter password:
[root@mysql01 ~ 14:30:46]# mysqladmin -uroot -p flush-logs
Enter password:
[root@mysql01 ~ 14:31:10]# ls /usr/local/mysql/data/
auto.cnf client-key.pem ib_logfile1 mysql-bin.000002 public_key.pem sys
ca-key.pem ib_buffer_pool ibtmp1 mysql-bin.index school
ca.pem ibdata1 mysql performance_schema server-cert.pem
client-cert.pem ib_logfile0 mysql-bin.000001 private_key.pem server-key.pem
[root@mysql01 ~ 14:31:23]# mysql -uroot -p
Enter password:
Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection id is 5
Server version: 5.7.17-log Source distribution
Copyright (c) 2000, 2016, Oracle and/or its affiliates. All rights reserved.
Oracle is a registered trademark of Oracle Corporation and/or its
affiliates. Other names may be trademarks of their respective
owners.
Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.
mysql> use school;
Reading table information for completion of table and column names
You can turn off this feature to get a quicker startup with -A
Database changed
mysql> select * from info;
+----+--------------+-------+-----------+-------+
| id | name | score | address | hobby |
+----+--------------+-------+-----------+-------+
| 1 | 开心超人 | 60.00 | 星星球 | 1 |
| 2 | 谜亚星 | 90.00 | 盟学园 | 2 |
| 4 | 华伦 | 80.00 | 南京 | 4 |
+----+--------------+-------+-----------+-------+
3 rows in set (0.00 sec)
mysql> insert into info (name,score,address,hobby) values ('赛小息',30,'赛尔号',1);
Query OK, 1 row affected (0.00 sec)
mysql> exit
Bye
[root@mysql01 ~ 14:33:51]# mysqladmin -uroot -p flush-log
Enter password:
[root@mysql01 ~ 14:34:10]# ls /usr/local/mysql/data/
auto.cnf client-key.pem ib_logfile1 mysql-bin.000002 private_key.pem server-key.pem
ca-key.pem ib_buffer_pool ibtmp1 mysql-bin.000003 public_key.pem sys
ca.pem ibdata1 mysql mysql-bin.index school
client-cert.pem ib_logfile0 mysql-bin.000001 performance_schema server-cert.pem
[root@mysql01 ~ 14:34:25]# mysql -uroot -p
Enter password:
Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection id is 7
Server version: 5.7.17-log Source distribution
Copyright (c) 2000, 2016, Oracle and/or its affiliates. All rights reserved.
Oracle is a registered trademark of Oracle Corporation and/or its
affiliates. Other names may be trademarks of their respective
owners.
Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.
mysql> use school;
Reading table information for completion of table and column names
You can turn off this feature to get a quicker startup with -A
Database changed
mysql> insert into info (name,score,address,hobby) values ('双面龟',30,'龟男',1);
Query OK, 1 row affected (0.00 sec)
mysql> select * from info;
+----+--------------+-------+-----------+-------+
| id | name | score | address | hobby |
+----+--------------+-------+-----------+-------+
| 1 | 开心超人 | 60.00 | 星星球 | 1 |
| 2 | 谜亚星 | 90.00 | 盟学园 | 2 |
| 4 | 华伦 | 80.00 | 南京 | 4 |
| 5 | 赛小息 | 30.00 | 赛尔号 | 1 |
| 6 | 双面龟 | 30.00 | 龟男 | 1 |
+----+--------------+-------+-----------+-------+
5 rows in set (0.00 sec)
mysql> exit
Bye
[root@mysql01 ~ 14:36:11]# mysqladmin -uroot -p flush-log
Enter password:
[root@mysql01 ~ 14:36:21]# mysql -uroot -p
Enter password:
Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection id is 9
Server version: 5.7.17-log Source distribution
Copyright (c) 2000, 2016, Oracle and/or its affiliates. All rights reserved.
Oracle is a registered trademark of Oracle Corporation and/or its
affiliates. Other names may be trademarks of their respective
owners.
Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.
mysql> use school;
Reading table information for completion of table and column names
You can turn off this feature to get a quicker startup with -A
Database changed
mysql> delete from info where id=6;
Query OK, 1 row affected (0.00 sec)
mysql> delete from info where id=5;
Query OK, 1 row affected (0.00 sec)
mysql> select * from info;
+----+--------------+-------+-----------+-------+
| id | name | score | address | hobby |
+----+--------------+-------+-----------+-------+
| 1 | 开心超人 | 60.00 | 星星球 | 1 |
| 2 | 谜亚星 | 90.00 | 盟学园 | 2 |
| 4 | 华伦 | 80.00 | 南京 | 4 |
+----+--------------+-------+-----------+-------+
3 rows in set (0.00 sec)
mysql> exit
Bye
[root@mysql01 ~ 14:37:15]# ls /usr/local/mysql/data/
auto.cnf client-key.pem ib_logfile1 mysql-bin.000002 performance_schema server-cert.pem
ca-key.pem ib_buffer_pool ibtmp1 mysql-bin.000003 private_key.pem server-key.pem
ca.pem ibdata1 mysql mysql-bin.000004 public_key.pem sys
client-cert.pem ib_logfile0 mysql-bin.000001 mysql-bin.index school
[root@mysql01 ~ 14:37:22]# mysqlbinlog --no-defaults --base64-output=decode-rows -v /usr/local/mysql/data/mysql-bin.000003
/*!50530 SET @@SESSION.PSEUDO_SLAVE_MODE=1*/;
/*!50003 SET @OLD_COMPLETION_TYPE=@@COMPLETION_TYPE,COMPLETION_TYPE=0*/;
DELIMITER /*!*/;
# at 4
#260605 14:34:10 server id 1 end_log_pos 123 CRC32 0x60a62d1a Start: binlog v 4, server v 5.7.17-log created 260605 14:34:10
# at 123
#260605 14:34:10 server id 1 end_log_pos 154 CRC32 0x0dc2367c Previous-GTIDs
# [empty]
# at 154
#260605 14:35:44 server id 1 end_log_pos 219 CRC32 0x92e08d0c Anonymous_GTID last_committed=0 sequence_number=1
SET @@SESSION.GTID_NEXT= 'ANONYMOUS'/*!*/;
# at 219
#260605 14:35:44 server id 1 end_log_pos 293 CRC32 0xf297d02c Query thread_id=7 exec_time=0 error_code=0
SET TIMESTAMP=1780641344/*!*/;
SET @@session.pseudo_thread_id=7/*!*/;
SET @@session.foreign_key_checks=1, @@session.sql_auto_is_null=0, @@session.unique_checks=1, @@session.autocommit=1/*!*/;
SET @@session.sql_mode=1437073414/*!*/;
SET @@session.auto_increment_increment=1, @@session.auto_increment_offset=1/*!*/;
/*!\C utf8 *//*!*/;
SET @@session.character_set_client=33,@@session.collation_connection=33,@@session.collation_server=33/*!*/;
SET @@session.lc_time_names=0/*!*/;
SET @@session.collation_database=DEFAULT/*!*/;
BEGIN
/*!*/;
# at 293
#260605 14:35:44 server id 1 end_log_pos 352 CRC32 0x48e6b677 Table_map: `school`.`info` mapped to number 118
# at 352
#260605 14:35:44 server id 1 end_log_pos 416 CRC32 0xcb62dc6e Write_rows: table id 118 flags: STMT_END_F
### INSERT INTO `school`.`info`
### SET
### @1=6
### @2='双面龟'
### @3=30.00
### @4='龟男'
### @5=1
# at 416
#260605 14:35:44 server id 1 end_log_pos 447 CRC32 0xeb88ee7b Xid = 46
COMMIT/*!*/;
# at 447
#260605 14:36:21 server id 1 end_log_pos 494 CRC32 0x428d3d7a Rotate to mysql-bin.000004 pos: 4
SET @@SESSION.GTID_NEXT= 'AUTOMATIC' /* added by mysqlbinlog */ /*!*/;
DELIMITER ;
# End of log file
/*!50003 SET COMPLETION_TYPE=@OLD_COMPLETION_TYPE*/;
/*!50530 SET @@SESSION.PSEUDO_SLAVE_MODE=0*/;
[root@mysql01 ~ 14:37:48]# mysqlbinlog --no-defaults --base64-output=decode-rows -v /usr/local/mysql/data/mysql-bin.000004
/*!50530 SET @@SESSION.PSEUDO_SLAVE_MODE=1*/;
/*!50003 SET @OLD_COMPLETION_TYPE=@@COMPLETION_TYPE,COMPLETION_TYPE=0*/;
DELIMITER /*!*/;
# at 4
#260605 14:36:21 server id 1 end_log_pos 123 CRC32 0xcfba4890 Start: binlog v 4, server v 5.7.17-log created 260605 14:36:21
# Warning: this binlog is either in use or was not closed properly.
# at 123
#260605 14:36:21 server id 1 end_log_pos 154 CRC32 0xb376cd69 Previous-GTIDs
# [empty]
# at 154
#260605 14:36:58 server id 1 end_log_pos 219 CRC32 0x10f3177c Anonymous_GTID last_committed=0 sequence_number=1
SET @@SESSION.GTID_NEXT= 'ANONYMOUS'/*!*/;
# at 219
#260605 14:36:58 server id 1 end_log_pos 293 CRC32 0x8f6d2834 Query thread_id=9 exec_time=0 error_code=0
SET TIMESTAMP=1780641418/*!*/;
SET @@session.pseudo_thread_id=9/*!*/;
SET @@session.foreign_key_checks=1, @@session.sql_auto_is_null=0, @@session.unique_checks=1, @@session.autocommit=1/*!*/;
SET @@session.sql_mode=1437073414/*!*/;
SET @@session.auto_increment_increment=1, @@session.auto_increment_offset=1/*!*/;
/*!\C utf8 *//*!*/;
SET @@session.character_set_client=33,@@session.collation_connection=33,@@session.collation_server=33/*!*/;
SET @@session.lc_time_names=0/*!*/;
SET @@session.collation_database=DEFAULT/*!*/;
BEGIN
/*!*/;
# at 293
#260605 14:36:58 server id 1 end_log_pos 352 CRC32 0x2a8e7300 Table_map: `school`.`info` mapped to number 118
# at 352
#260605 14:36:58 server id 1 end_log_pos 416 CRC32 0x77bad621 Delete_rows: table id 118 flags: STMT_END_F
### DELETE FROM `school`.`info`
### WHERE
### @1=6
### @2='双面龟'
### @3=30.00
### @4='龟男'
### @5=1
# at 416
#260605 14:36:58 server id 1 end_log_pos 447 CRC32 0xbef9cd3f Xid = 57
COMMIT/*!*/;
# at 447
#260605 14:37:02 server id 1 end_log_pos 512 CRC32 0x66f43425 Anonymous_GTID last_committed=1 sequence_number=2
SET @@SESSION.GTID_NEXT= 'ANONYMOUS'/*!*/;
# at 512
#260605 14:37:02 server id 1 end_log_pos 586 CRC32 0xa68091fb Query thread_id=9 exec_time=0 error_code=0
SET TIMESTAMP=1780641422/*!*/;
BEGIN
/*!*/;
# at 586
#260605 14:37:02 server id 1 end_log_pos 645 CRC32 0xfa83a963 Table_map: `school`.`info` mapped to number 118
# at 645
#260605 14:37:02 server id 1 end_log_pos 712 CRC32 0xbcb92426 Delete_rows: table id 118 flags: STMT_END_F
### DELETE FROM `school`.`info`
### WHERE
### @1=5
### @2='赛小息'
### @3=30.00
### @4='赛尔号'
### @5=1
# at 712
#260605 14:37:02 server id 1 end_log_pos 743 CRC32 0xf8af18fc Xid = 58
COMMIT/*!*/;
SET @@SESSION.GTID_NEXT= 'AUTOMATIC' /* added by mysqlbinlog */ /*!*/;
DELIMITER ;
# End of log file
/*!50003 SET COMPLETION_TYPE=@OLD_COMPLETION_TYPE*/;
/*!50530 SET @@SESSION.PSEUDO_SLAVE_MODE=0*/;
[root@mysql01 ~ 14:37:58]# mysqlbinlog --no-defaults /usr/local/mysql/data/mysql-bin.000003 | mysql -uroot -p
Enter password:
[root@mysql01 ~ 14:38:28]# mysql -uroot -p
Enter password:
Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection id is 11
Server version: 5.7.17-log Source distribution
Copyright (c) 2000, 2016, Oracle and/or its affiliates. All rights reserved.
Oracle is a registered trademark of Oracle Corporation and/or its
affiliates. Other names may be trademarks of their respective
owners.
Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.
mysql> use school;
Reading table information for completion of table and column names
You can turn off this feature to get a quicker startup with -A
Database changed
mysql> select * from info;
+----+--------------+-------+-----------+-------+
| id | name | score | address | hobby |
+----+--------------+-------+-----------+-------+
| 1 | 开心超人 | 60.00 | 星星球 | 1 |
| 2 | 谜亚星 | 90.00 | 盟学园 | 2 |
| 4 | 华伦 | 80.00 | 南京 | 4 |
| 6 | 双面龟 | 30.00 | 龟男 | 1 |
+----+--------------+-------+-----------+-------+
4 rows in set (0.00 sec)主从复制读写分离
bash
#所有结点执行
ntpdate ntp.aliyun.com
date -R
systemctl disable firewalld --now
setenforce 0
[root@mysql-master ~ 15:38:55]# vim /etc/my.cnf
server-id = 11
log-bin = master-bin
log-slave-updates = true
[root@mysql-master ~ 15:42:44]# systemctl restart mysqld
[root@mysql-master ~ 15:42:59]# mysql -u root -p
Enter password:
Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection id is 3
Server version: 5.7.17-log Source distribution
Copyright (c) 2000, 2016, Oracle and/or its affiliates. All rights reserved.
Oracle is a registered trademark of Oracle Corporation and/or its
affiliates. Other names may be trademarks of their respective
owners.
Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.
mysql> grant replication slave on*.* TO 'myslave '@'192 .168 .108 .%' IDENTIFIED BY
-> 'huawei';
Query OK, 0 rows affected, 1 warning (0.01 sec)
mysql> flush privileges;
Query OK, 0 rows affected (0.00 sec)
mysql> show master status
-> ;
+-------------------+----------+--------------+------------------+-------------------+
| File | Position | Binlog_Do_DB | Binlog_Ignore_DB | Executed_Gtid_Set |
+-------------------+----------+--------------+------------------+-------------------+
| master-bin.000001 | 607 | | | |
+-------------------+----------+--------------+------------------+-------------------+
1 row in set (0.00 sec)
mysql> exit
Bye
[root@mysql-master ~ 15:46:11]# ls /usr/local/mysql/data
auto.cnf ibdata1 ib_logfile1 master-bin.000001 mysql sys
ib_buffer_pool ib_logfile0 ibtmp1 master-bin.index performance_schema
mysql> CREATE USER 'myslave'@'%' IDENTIFIED BY 'huawei';
Query OK, 0 rows affected (0.00 sec)
mysql> GRANT REPLICATION SLAVE ON *.* TO 'myslave'@'%';
Query OK, 0 rows affected (0.00 sec)
mysql> FLUSH PRIVILEGES;
Query OK, 0 rows affected (0.00 sec)
mysql> change master to master_host='192.168.108.101',master_user='myslave2',master_password='123456',master_log_file='master-bin.000001',master_log_pos=3138;
Query OK, 0 rows affected, 2 warnings (0.00 sec)
mysql> start slave;
Query OK, 0 rows affected (0.00 sec)
mysql> show slave status\G;
*************************** 1. row ***************************
Slave_IO_State: Waiting for master to send event
Master_Host: 192.168.108.101
Master_User: myslave2
Master_Port: 3306
Connect_Retry: 60
Master_Log_File: master-bin.000001
Read_Master_Log_Pos: 3138
Relay_Log_File: relay-log-bin.000002
Relay_Log_Pos: 321
Relay_Master_Log_File: master-bin.000001
Slave_IO_Running: Yes
Slave_SQL_Running: Yes
Replicate_Do_DB:
Replicate_Ignore_DB:
Replicate_Do_Table:
Replicate_Ignore_Table:
Replicate_Wild_Do_Table:
Replicate_Wild_Ignore_Table:
Last_Errno: 0
Last_Error:
Skip_Counter: 0
Exec_Master_Log_Pos: 3138
Relay_Log_Space: 526
Until_Condition: None
Until_Log_File:
Until_Log_Pos: 0
Master_SSL_Allowed: No
Master_SSL_CA_File:
Master_SSL_CA_Path:
Master_SSL_Cert:
Master_SSL_Cipher:
Master_SSL_Key:
Seconds_Behind_Master: 0
Master_SSL_Verify_Server_Cert: No
Last_IO_Errno: 0
Last_IO_Error:
Last_SQL_Errno: 0
Last_SQL_Error:
Replicate_Ignore_Server_Ids:
Master_Server_Id: 11
Master_UUID: e13bbd13-608b-11f1-9c13-000c2900c45c
Master_Info_File: /usr/local/mysql/data/master.info
SQL_Delay: 0
SQL_Remaining_Delay: NULL
Slave_SQL_Running_State: Slave has read all relay log; waiting for more updates
Master_Retry_Count: 86400
Master_Bind:
Last_IO_Error_Timestamp:
Last_SQL_Error_Timestamp:
Master_SSL_Crl:
Master_SSL_Crlpath:
Retrieved_Gtid_Set:
Executed_Gtid_Set:
Auto_Position: 0
Replicate_Rewrite_DB:
Channel_Name:
Master_TLS_Version:
1 row in set (0.00 sec)
mysql> change master to master_host='192.168.108.101',master_user='myslave2',master_password='123456',master_log_file='master-bin.000001',master_log_pos=3138;
Query OK, 0 rows affected, 2 warnings (0.00 sec)
mysql> start slave ;
Query OK, 0 rows affected (0.00 sec)
mysql> show slave status\G ;
*************************** 1. row ***************************
Slave_IO_State: Waiting for master to send event
Master_Host: 192.168.108.101
Master_User: myslave2
Master_Port: 3306
Connect_Retry: 60
Master_Log_File: master-bin.000001
Read_Master_Log_Pos: 3138
Relay_Log_File: relay-log-bin.000002
Relay_Log_Pos: 321
Relay_Master_Log_File: master-bin.000001
Slave_IO_Running: Yes
Slave_SQL_Running: Yes
Replicate_Do_DB:
Replicate_Ignore_DB:
Replicate_Do_Table:
Replicate_Ignore_Table:
Replicate_Wild_Do_Table:
Replicate_Wild_Ignore_Table:
Last_Errno: 0
Last_Error:
Skip_Counter: 0
Exec_Master_Log_Pos: 3138
Relay_Log_Space: 526
Until_Condition: None
Until_Log_File:
Until_Log_Pos: 0
Master_SSL_Allowed: No
Master_SSL_CA_File:
Master_SSL_CA_Path:
Master_SSL_Cert:
Master_SSL_Cipher:
Master_SSL_Key:
Seconds_Behind_Master: 0
Master_SSL_Verify_Server_Cert: No
Last_IO_Errno: 0
Last_IO_Error:
Last_SQL_Errno: 0
Last_SQL_Error:
Replicate_Ignore_Server_Ids:
Master_Server_Id: 11
Master_UUID: e13bbd13-608b-11f1-9c13-000c2900c45c
Master_Info_File: /usr/local/mysql/data/master.info
SQL_Delay: 0
SQL_Remaining_Delay: NULL
Slave_SQL_Running_State: Slave has read all relay log; waiting for more updates
Master_Retry_Count: 86400
Master_Bind:
Last_IO_Error_Timestamp:
Last_SQL_Error_Timestamp:
Master_SSL_Crl:
Master_SSL_Crlpath:
Retrieved_Gtid_Set:
Executed_Gtid_Set:
Auto_Position: 0
Replicate_Rewrite_DB:
Channel_Name:
Master_TLS_Version:
1 row in set (0.00 sec)验证主从
bash
[root@mysql-master ~ 16:43:35]# mysql -uroot -phuawei
mysql: [Warning] Using a password on the command line interface can be insecure.
Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection id is 5
Server version: 5.7.17-log Source distribution
Copyright (c) 2000, 2016, Oracle and/or its affiliates. All rights reserved.
Oracle is a registered trademark of Oracle Corporation and/or its
affiliates. Other names may be trademarks of their respective
owners.
Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.
mysql> create database school ;
Query OK, 1 row affected (0.00 sec)
mysql> use school ;
Database changed
mysql> CREATE TABLE student (
-> id int UNSIGNED AUTO_INCREMENT PRIMARY KEY ,
-> name VARCHAR(20) NOT NULL ,
-> age tinyint UNSIGNED ,
-> #height DECIMAL(5 ,2),
-> gender ENUM('M ','F ') default 'M '
-> )ENGINE=InnoDB AUTO_INCREMENT=10 DEFAULT CHARSET=utf8mb4 ;
Query OK, 0 rows affected (0.00 sec)
mysql> insert student (name ,age)values('路飞',20);
Query OK, 1 row affected (0.03 sec)
[root@mysql-slave01 ~ 16:43:44]# mysql -uroot -phuawei
mysql: [Warning] Using a password on the command line interface can be insecure.
Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection id is 5
Server version: 5.7.17 Source distribution
Copyright (c) 2000, 2016, Oracle and/or its affiliates. All rights reserved.
Oracle is a registered trademark of Oracle Corporation and/or its
affiliates. Other names may be trademarks of their respective
owners.
Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.
mysql> select * from school .student ;
+----+--------+------+--------+
| id | name | age | gender |
+----+--------+------+--------+
| 10 | 路飞 | 20 | M |
+----+--------+------+--------+
1 row in set (0.00 sec)
[root@mysql-slave02 ~ 16:44:09]# mysql -uroot -phuawei
mysql: [Warning] Using a password on the command line interface can be insecure.
Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection id is 5
Server version: 5.7.17 Source distribution
Copyright (c) 2000, 2016, Oracle and/or its affiliates. All rights reserved.
Oracle is a registered trademark of Oracle Corporation and/or its
affiliates. Other names may be trademarks of their respective
owners.
Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.
mysql> select * from school .student ;
+----+--------+------+--------+
| id | name | age | gender |
+----+--------+------+--------+
| 10 | 路飞 | 20 | M |
+----+--------+------+--------+
1 row in set (0.00 sec)amoeba服务器、
bash
#普通linux克隆得出amoeba
[root@amoeba ~]# hostnamectl set-hostname amoeba
[root@amoeba ~]# systemctl stop firewalld .service
[root@amoeba ~]# setenforce 0
[root@amoeba ~]# chmod +x jdk-6u14-linux-x64 .bin
[root@amoeba ~]# ./jdk-6u14-linux-x64 .bin
到yes的时候,输入yes按enter
[root@amoeba ~]# mv jdk1 .6 .0_14/ /usr/local/jdk1 .6
[root@amoeba ~]# vim /etc/profile
最下面加
export JAVA_HOME=/usr/local/jdk1 .6 #java家目录
export CLASSPATH=$CLASSPATH:$JAVA_HOME/lib:$JAVA_HOME/jre/lib #类环境
和jre
export PATH=$JAVA_HOME/lib:$JAVA_HOME/jre/bin/:$PATH:$HOME/bin
export AMOEBA_HOME=/usr/local/amoeba #指定amoeba路径
export PATH=$PATH:$AMOEBA_HOME/bin
[root@amoeba ~]# source /etc/profile
[root@amoeba ~]# mkdir /usr/local/amoeba
[root@amoeba ~]# tar zxvf amoeba-mysql-binary-2 .2 .0 .tar .gz -C /usr/local/amoeba/
[root@amoeba ~]# chmod -R 755 /usr/local/amoeba/
#执行结果显示amoeba start|stop说明安装成功
[root@amoeba ~]# /usr/local/amoeba/bin/amoeba
amoeba start|stop三台mysql为amoeba开小灶
bash
grant all on *.* to test@'192.168.108.%' identified by '123.com';回到amoeba服务器
bash
[root@amoeba ~]# cd /usr/local/amoeba/
[root@amoeba amoeba]# vim conf/amoeba .xml
---30行--
<property name="user">amoeba</property #客户端访问amoeba账号
----32行---------
<property name="password">123456</property> #客户端访问ameoba密码
---117和120-去掉注释-
115行<property name="defaultPool">master</property>
116
117
118行<property name="writePool">master</property>
119行<property name="readPool">slaves</property>
120
[root@amoeba amoeba]# vim conf/dbServers .xml #数据库配置
---23--注意！！！（mysql5 .7，默认没有test数据库所以需要修改为mysql数据库）-（mysql5 .5直接忽
略）--
<!-- mysql schema -->
<property name="schema">mysql</property>
--25行到30行，第30行-->移动到28行后面
25 <!-- mysql user -->
26 <property name="user">test</property>
27
28 <!-- mysql password -->
29 <property name="password">123.com</property>
30
-----45到50行主服务器地址---
45行<dbServer name="master " parent="abstractServer ">
48行<property name="ipAddress">192 .168 .108 .101</property>
--52到57行从服务器主机名-
52行<dbServer name="slave1 " parent="abstractServer ">
--55-从服务器地址-
55 <property name="ipAddress">192 .168 .108 .102</property>
---52到57行复制一份在58行后面
原52行<dbServer name="slave2 " parent="abstractServer ">
--55-从服务器地址-
原55 <property name="ipAddress">192 .168 .108 .103</property>
---仅跟在上面的配置后面，multiPool行（本来就有，修改）
<dbServer name="slaves " virtual="true ">
<poolConfig class="com .meidusa .amoeba .server .MultipleServerPool #不改
<property name="poolNames">slave1 ,slave2</property>
</poolConfig> #不改
[root@amoeba ~]# /usr/local/amoeba/bin/amoeba start&
[1] 33499
[root@amoeba ~]# netstat -anpt | grep java
tcp6 0 0 :::8066
33499/java
tcp6 0 0 127 .0 .0 .1 :21128
33499/java
tcp6 0 0 192 .168 .108 .110:41754
33499/java
tcp6 0 0 192 .168 .108 .110:41722
33499/java
tcp6 0 0 192 .168 .108 .110 :36956
33499/java测试客户端
bash
[root@mysql-client ~ 21:15:17]# yum install -y mysql
Loaded plugins: fastestmirror, langpacks
Loading mirror speeds from cached hostfile
base | 3.6 kB 00:00:00
extras | 2.9 kB 00:00:00
updates
[root@mysql-client ~ 21:20:18]# mysql -u amoeba -p123456 -h 192.168.108.110 -P8066
Welcome to the MariaDB monitor. Commands end with ; or \g.
Your MySQL connection id is 2138123066
Server version: 5.1.45-mysql-amoeba-proxy-2.2.0
Copyright (c) 2000, 2018, Oracle, MariaDB Corporation Ab and others.
Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.
MySQL [(none)]>master测试
bash
[root@mysql-master ~ 21:22:13]# mysql -u root -p
Enter password:
Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection id is 8
Server version: 5.7.17-log Source distribution
Copyright (c) 2000, 2016, Oracle and/or its affiliates. All rights reserved.
Oracle is a registered trademark of Oracle Corporation and/or its
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mysql> use school ;
Reading table information for completion of table and column names
You can turn off this feature to get a quicker startup with -A
Database changed
mysql> insert student (name ,age)values('鸣人',20);
Query OK, 1 row affected (0.01 sec)切换到slave01
sql
mysql> use school;
Reading table information for completion of table and column names
You can turn off this feature to get a quicker startup with -A
Database changed
mysql> select * from student ;
+----+--------+------+--------+
| id | name | age | gender |
+----+--------+------+--------+
| 10 | 路飞 | 20 | M |
| 11 | 鸣人 | 20 | M |
+----+--------+------+--------+
2 rows in set (0.00 sec)切换到slave02
sql
mysql> use school;
Reading table information for completion of table and column names
You can turn off this feature to get a quicker startup with -A
Database changed
mysql> select * from student ;
+----+--------+------+--------+
| id | name | age | gender |
+----+--------+------+--------+
| 10 | 路飞 | 20 | M |
| 11 | 鸣人 | 20 | M |
+----+--------+------+--------+
2 rows in set (0.00 sec)从节点停止，客户端插入数据
bash
# mysql-slave01
mysql> stop slave ;
# mysql-slave02
mysql> stop slave ;
#在客户端上插入数据，内容不会同步
#mysql-client上添加，由于不会同步，只有mysql-master192 .168 .108 .101节点有该记录
# mysql-client
MySQL [school]> insert student (name ,age)values('卡卡西',30);
在mysql-slave01上
#mysql-slave01
mysql> use school ;
mysql> insert student (name ,age)values('卡卡西',31);
mysql-slave02上
# mysql-slave02
mysql> use school ;
mysql> insert student (name ,age)values('卡卡西',32);验证主从复制
bash
mysql> select * from student;
+----+-----------+------+--------+
| id | name | age | gender |
+----+-----------+------+--------+
| 10 | 路飞 | 20 | M |
| 11 | 鸣人 | 20 | M |
| 12 | 卡卡西 | 31 | M |
+----+-----------+------+--------+
3 rows in set (0.00 sec)
mysql> select * from student;
+----+-----------+------+--------+
| id | name | age | gender |
+----+-----------+------+--------+
| 10 | 路飞 | 20 | M |
| 11 | 鸣人 | 20 | M |
| 12 | 卡卡西 | 32 | M |
+----+-----------+------+--------+
3 rows in set (0.00 sec)
#主节点上
mysql> select * from student;
+----+-----------+------+--------+
| id | name | age | gender |
+----+-----------+------+--------+
| 10 | 路飞 | 20 | M |
| 11 | 鸣人 | 20 | M |
| 12 | 卡卡西 | 30 | M |
+----+-----------+------+--------+
3 rows in set (0.00 sec)验证读写分离
bash
MySQL [(none)]> select * from school .student ;
+----+-----------+------+--------+
| id | name | age | gender |
+----+-----------+------+--------+
| 10 | 路飞 | 20 | M |
| 11 | 鸣人 | 20 | M |
| 12 | 卡卡西 | 32 | M |
+----+-----------+------+--------+
3 rows in set (0.01 sec)
MySQL [(none)]> select * from school .student ;
+----+-----------+------+--------+
| id | name | age | gender |
+----+-----------+------+--------+
| 10 | 路飞 | 20 | M |
| 11 | 鸣人 | 20 | M |
| 12 | 卡卡西 | 31 | M |
+----+-----------+------+--------+
3 rows in set (0.00 sec)mysql> select * from student;
±---±----------±-----±-------+
| id | name | age | gender |
±---±----------±-----±-------+
| 10 | 路飞 | 20 | M |
| 11 | 鸣人 | 20 | M |
| 12 | 卡卡西 | 32 | M |
±---±----------±-----±-------+
3 rows in set (0.00 sec)
#主节点上
mysql> select * from student;
±---±----------±-----±-------+
| id | name | age | gender |
±---±----------±-----±-------+
| 10 | 路飞 | 20 | M |
| 11 | 鸣人 | 20 | M |
| 12 | 卡卡西 | 30 | M |
±---±----------±-----±-------+
3 rows in set (0.00 sec)
验证读写分离
~~~bash
MySQL [(none)]> select * from school .student ;
+----+-----------+------+--------+
| id | name | age | gender |
+----+-----------+------+--------+
| 10 | 路飞 | 20 | M |
| 11 | 鸣人 | 20 | M |
| 12 | 卡卡西 | 32 | M |
+----+-----------+------+--------+
3 rows in set (0.01 sec)
MySQL [(none)]> select * from school .student ;
+----+-----------+------+--------+
| id | name | age | gender |
+----+-----------+------+--------+
| 10 | 路飞 | 20 | M |
| 11 | 鸣人 | 20 | M |
| 12 | 卡卡西 | 31 | M |
+----+-----------+------+--------+
3 rows in set (0.00 sec)