177 lines
3.0 KiB
Markdown
177 lines
3.0 KiB
Markdown
切换目录
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```
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cd /usr/local
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```
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浏览器打开 https://dev.mysql.com/downloads/mysql/5.7.html#downloads 选择配置然后下载
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- Archives
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- 5.7.44
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- Linux - Generic
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- 64-bit
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- Compressed TAR Archive
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浏览器建立下载任务后，复制下载链接，回到命令行通过命令下载解压
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```
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wget 下载链接
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```
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```
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tar -zvxf mysql-5.7.44-linux-glibc2.12-x86_64.tar.gz
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```
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```
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mv mysql-5.7.44-linux-glibc2.12-x86_64 /usr/local/mysql
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```
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```
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cd /usr/local/mysql
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```
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创建必要的目录
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```
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mkdir data
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```
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```
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mkdir tmp
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```
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```
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mkdir run
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```
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```
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mkdir log
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```
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创建必要的文件
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```
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cd run
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```
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```
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touch mysql.sock
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```
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```
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touch mysql.pid
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```
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编辑配置文件
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```
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vim /etc/my.cnf
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```
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复制粘贴以下内容
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```
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[client]
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port = 24100
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socket = /usr/local/mysql/run/mysql.sock
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[mysqld]
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user = root
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server-id = 1
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port = 24100
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basedir = /usr/local/mysql
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datadir = /usr/local/mysql/data
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tmpdir = /usr/local/mysql/tmp
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socket = /usr/local/mysql/run/mysql.sock
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pid-file = /usr/local/mysql/run/mysql.pid
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character-set-server = utf8mb4
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collation-server = utf8mb4_general_ci
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init_connect='SET NAMES utf8mb4'
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lower_case_table_names = 1
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max_connections = 400
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max_connect_errors = 1000
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explicit_defaults_for_timestamp = true
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max_allowed_packet = 128M
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interactive_timeout = 1800
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wait_timeout = 1800
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tmp_table_size = 16M
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max_heap_table_size = 128M
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query_cache_size = 0
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query_cache_type = 0
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read_buffer_size = 2M
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read_rnd_buffer_size = 8M
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sort_buffer_size = 8M
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binlog_cache_size = 1M
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back_log = 130
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log_error = /usr/local/mysql/log/error.log
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slow_query_log = 1
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long_query_time = 5
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slow_query_log_file = /usr/local/mysql/log/slow.log
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log_throttle_queries_not_using_indexes = 0
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min_examined_row_limit = 100
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expire_logs_days = 5
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log-bin = mysql-bin
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binlog_format = ROW
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binlog_row_image = minimal
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innodb_open_files = 300
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innodb_buffer_pool_size = 512M
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innodb_log_buffer_size = 2M
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innodb_flush_method = O_DIRECT
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innodb_write_io_threads = 4
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innodb_read_io_threads = 4
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innodb_lock_wait_timeout = 60
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innodb_log_file_size = 32M
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sql_mode=STRICT_TRANS_TABLES,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION,NO_ZERO_IN_DATE,NO_ZERO_DATE
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```
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初始化mysql
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```
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cd /usr/local/mysql/bin
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```
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```
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./mysqld --defaults-file=/etc/my.cnf --basedir=/usr/local/mysql --datadir=/usr/local/mysql/data --user=root --initialize
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```
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查看默认密码
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```
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cat /usr/local/mysql/log/error.log
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```
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找到这一行，截图或者复制粘贴出来等下要用
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```
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[Note] A temporary password is generated for root@localhost: xxxxxx
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```
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运行mysql
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```
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cd /usr/local/mysql/support-files
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```
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```
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./mysql.server start
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```
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命令行连接mysql
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```
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cd /usr/local/mysql/bin
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```
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密码是前面看到的默认密码
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```
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./mysql -u root -p
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```
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修改root账号的默认密码
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```
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SET PASSWORD = PASSWORD('填写明文密码');
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```
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```
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ALTER USER 'root'@'localhost' PASSWORD EXPIRE NEVER;
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```
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刷新
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```
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FLUSH PRIVILEGES;
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```
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添加用户
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```
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CREATE USER '用户名'@'%' IDENTIFIED BY '填写明文密码';
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```
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建库
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```
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CREATE DATABASE `库名`;
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```
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授权（不要忘记刷新）
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```
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GRANT ALL ON 库名.* TO '用户名'@'%';
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``` |