On Mac systems, to install MySQL Server, you usually use the DMG package and follow the prompts on the graphical interface. In addition, MySQL also provides the Compressed TAR Archive binary package installation method, which requires no installation and decompression of the runtime version. Compared with the DMG package, no installation is required. The versioning process is more concise, with pure command line operation, which is more in line with the tossing spirit of coders.
系统环境: OS X Yosemite 10.10.3 登录用户: wid (有 sudo 权限) MySQL版本: 5.6.24 (mysql-5.6.24-osx10.9-x86_64.tar.gz) MySQL下载: http://dev.mysql.com/downloads/mysql/
Find the location of the downloaded MySQL tar.gz file. The browser download is usually in the Downloads directory of the current user, that is, /Users/
cd /Users/<YourName>/Downloads tar zxvf mysql-5.6.24-osx10.9-x86_64.tar.gz
Decompression completed Finally, you get the mysql-5.6.24-osx10.9-x86_64 directory, and move the decompression directory to the MySQL default installation path /usr/local/mysql. If the /usr/local path does not exist, create it with sudo mkdir /usr/local first.
# 移动解压后的二进制包到安装目录 sudo mv mysql-5.6.24-osx10.9-x86_64 /usr/local/mysql # 更改 mysql 安装目录所属用户与用户组 cd /usr/local sudo chown -R root:wheel mysql # 执行 scripts 目录下的 mysql_install_db 脚本完成一些默认的初始化(创建默认配置文件、授权表等) cd /usr/local/mysql sudo scripts/mysql_install_db --user=mysql
Installation completed, test start, restart and stop:
cd /usr/local/mysql # 启动 sudo support-files/mysql.server start # 重启 sudo support-files/mysql.server restart # 停止 sudo support-files/mysql.server stop
Initialize MySQL root password
cd /usr/local/mysql/bin ./mysqladmin -u root password <your-password>
Connect to the database through the built-in MySQL Client
cd /usr/local/mysql/bin ./mysql -u root -p <your-password>

本篇文章给大家带来了关于mysql的相关知识,其中主要介绍了关于架构原理的相关内容,MySQL Server架构自顶向下大致可以分网络连接层、服务层、存储引擎层和系统文件层,下面一起来看一下,希望对大家有帮助。

mysql的msi与zip版本的区别:1、zip包含的安装程序是一种主动安装,而msi包含的是被installer所用的安装文件以提交请求的方式安装;2、zip是一种数据压缩和文档存储的文件格式,msi是微软格式的安装包。

方法:1、利用right函数,语法为“update 表名 set 指定字段 = right(指定字段, length(指定字段)-1)...”;2、利用substring函数,语法为“select substring(指定字段,2)..”。

在mysql中,可以利用char()和REPLACE()函数来替换换行符;REPLACE()函数可以用新字符串替换列中的换行符,而换行符可使用“char(13)”来表示,语法为“replace(字段名,char(13),'新字符串') ”。

转换方法:1、利用cast函数,语法“select * from 表名 order by cast(字段名 as SIGNED)”;2、利用“select * from 表名 order by CONVERT(字段名,SIGNED)”语句。

本篇文章给大家带来了关于mysql的相关知识,其中主要介绍了关于MySQL复制技术的相关问题,包括了异步复制、半同步复制等等内容,下面一起来看一下,希望对大家有帮助。

在mysql中,可以利用REGEXP运算符判断数据是否是数字类型,语法为“String REGEXP '[^0-9.]'”;该运算符是正则表达式的缩写,若数据字符中含有数字时,返回的结果是true,反之返回的结果是false。

本篇文章给大家带来了关于mysql的相关知识,其中主要介绍了mysql高级篇的一些问题,包括了索引是什么、索引底层实现等等问题,下面一起来看一下,希望对大家有帮助。


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