[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"knowledge-\u002Fapi\u002Fknowledge\u002Fbooklet\u002Fsql\u002Fmysql\u002Finstall":3,"knowledge-related-\u002Fknowledge\u002Fbooklet\u002Fsql\u002Fmysql\u002Finstall":898,"knowledge-series-\u002Fknowledge\u002Fbooklet\u002Fsql\u002Fmysql\u002Finstall":924},{"source":4,"connector":5,"page":6},"sqlite","better-sqlite3",{"path":7,"title":8,"description":9,"category":10,"tags":11,"date":13,"pinned":14,"draft":14,"body":15,"seo":894,"stem":895,"id":896,"extension":897},"\u002Fknowledge\u002Fbooklet\u002Fsql\u002Fmysql\u002Finstall","MySQL 安装与基本操作","MySQL 的安装因操作系统而异，但安装完成后，通过命令行客户端连接并进行基本管理的方法是通用的。下面分别介绍安装方式和常用命令。","技能小册",[12],"mysql","2025-04-04",false,{"type":16,"value":17,"toc":886},"minimark",[18,22,25,30,35,86,90,96,139,149,153,159,209,214,252,256,259,278,281,284,311,344,349,404,411,415,428,432,443,453,457,466,473,477,486,496,500,520,527,531,540,545,549,558,564,568,592,596,790,794,823,833,837,882],[19,20,8],"h1",{"id":21},"mysql-安装与基本操作",[23,24,9],"p",{},[26,27,29],"h3",{"id":28},"一安装方式","一、安装方式",[31,32,34],"h4",{"id":33},"_1-windows","1. Windows",[36,37,38,47,59,66,69],"ul",{},[39,40,41,42,46],"li",{},"推荐使用 ",[43,44,45],"strong",{},"MySQL Installer","（MSI 安装包），从官网下载。",[39,48,49,50,54,55,58],{},"运行安装程序，选择 ",[51,52,53],"code",{},"Developer Default"," 或 ",[51,56,57],{},"Server only","。",[39,60,61,62,65],{},"安装过程中会提示设置 ",[51,63,64],{},"root"," 用户密码，务必牢记。",[39,67,68],{},"可选择配置为 Windows 服务，默认开机自启。",[39,70,71,72,54,75,78,79,81,82,85],{},"安装完成后，可通过 ",[51,73,74],{},"MySQL Command Line Client",[51,76,77],{},"cmd"," 执行 ",[51,80,12],{}," 命令（需将 MySQL 的 ",[51,83,84],{},"bin"," 目录添加到 PATH）。",[31,87,89],{"id":88},"_2-macos","2. macOS",[23,91,92,95],{},[43,93,94],{},"Homebrew","（推荐）：",[97,98,103],"pre",{"className":99,"code":100,"language":101,"meta":102,"style":102},"language-bash shiki shiki-themes material-theme-lighter github-light github-dark","brew install mysql\nbrew services start mysql   # 启动服务\n","bash","",[51,104,105,121],{"__ignoreMap":102},[106,107,110,114,118],"span",{"class":108,"line":109},"line",1,[106,111,113],{"class":112},"sbgvK","brew",[106,115,117],{"class":116},"s_sjI"," install",[106,119,120],{"class":116}," mysql\n",[106,122,124,126,129,132,135],{"class":108,"line":123},2,[106,125,113],{"class":112},[106,127,128],{"class":116}," services",[106,130,131],{"class":116}," start",[106,133,134],{"class":116}," mysql",[106,136,138],{"class":137},"sutJx","   # 启动服务\n",[23,140,141,144,145,148],{},[43,142,143],{},"官方 DMG","：从官网下载 ",[51,146,147],{},".dmg"," 包，双击安装，按指引设置密码。",[31,150,152],{"id":151},"_3-linux","3. Linux",[23,154,155,158],{},[43,156,157],{},"Debian \u002F Ubuntu","：",[97,160,162],{"className":99,"code":161,"language":101,"meta":102,"style":102},"sudo apt update\nsudo apt install mysql-server\nsudo systemctl start mysql\nsudo mysql_secure_installation   # 安全配置（可选）\n",[51,163,164,175,186,198],{"__ignoreMap":102},[106,165,166,169,172],{"class":108,"line":109},[106,167,168],{"class":112},"sudo",[106,170,171],{"class":116}," apt",[106,173,174],{"class":116}," update\n",[106,176,177,179,181,183],{"class":108,"line":123},[106,178,168],{"class":112},[106,180,171],{"class":116},[106,182,117],{"class":116},[106,184,185],{"class":116}," mysql-server\n",[106,187,189,191,194,196],{"class":108,"line":188},3,[106,190,168],{"class":112},[106,192,193],{"class":116}," systemctl",[106,195,131],{"class":116},[106,197,120],{"class":116},[106,199,201,203,206],{"class":108,"line":200},4,[106,202,168],{"class":112},[106,204,205],{"class":116}," mysql_secure_installation",[106,207,208],{"class":137},"   # 安全配置（可选）\n",[23,210,211,158],{},[43,212,213],{},"RHEL \u002F CentOS \u002F Fedora",[97,215,217],{"className":99,"code":216,"language":101,"meta":102,"style":102},"sudo yum install mysql-server   # 或 dnf install mysql-server\nsudo systemctl start mysqld\nsudo mysql_secure_installation\n",[51,218,219,234,245],{"__ignoreMap":102},[106,220,221,223,226,228,231],{"class":108,"line":109},[106,222,168],{"class":112},[106,224,225],{"class":116}," yum",[106,227,117],{"class":116},[106,229,230],{"class":116}," mysql-server",[106,232,233],{"class":137},"   # 或 dnf install mysql-server\n",[106,235,236,238,240,242],{"class":108,"line":123},[106,237,168],{"class":112},[106,239,193],{"class":116},[106,241,131],{"class":116},[106,243,244],{"class":116}," mysqld\n",[106,246,247,249],{"class":108,"line":188},[106,248,168],{"class":112},[106,250,251],{"class":116}," mysql_secure_installation\n",[26,253,255],{"id":254},"二连接数据库","二、连接数据库",[31,257,258],{"id":258},"基本语法",[97,260,262],{"className":99,"code":261,"language":101,"meta":102,"style":102},"mysql -u 用户名 -p\n",[51,263,264],{"__ignoreMap":102},[106,265,266,268,272,275],{"class":108,"line":109},[106,267,12],{"class":112},[106,269,271],{"class":270},"stzsN"," -u",[106,273,274],{"class":116}," 用户名",[106,276,277],{"class":270}," -p\n",[23,279,280],{},"系统会提示输入密码（输入时屏幕不显示）。",[31,282,283],{"id":283},"常用连接参数",[97,285,287],{"className":99,"code":286,"language":101,"meta":102,"style":102},"mysql -h 主机地址 -P 端口号 -u 用户名 -p\n",[51,288,289],{"__ignoreMap":102},[106,290,291,293,296,299,302,305,307,309],{"class":108,"line":109},[106,292,12],{"class":112},[106,294,295],{"class":270}," -h",[106,297,298],{"class":116}," 主机地址",[106,300,301],{"class":270}," -P",[106,303,304],{"class":116}," 端口号",[106,306,271],{"class":270},[106,308,274],{"class":116},[106,310,277],{"class":270},[36,312,313,323,332,338],{},[39,314,315,318,319,322],{},[51,316,317],{},"-h","：指定 MySQL 服务器地址（默认 ",[51,320,321],{},"localhost","）",[39,324,325,328,329,322],{},[51,326,327],{},"-P","：指定端口（默认 ",[51,330,331],{},"3306",[39,333,334,337],{},[51,335,336],{},"-u","：用户名",[39,339,340,343],{},[51,341,342],{},"-p","：提示输入密码",[23,345,346,158],{},[43,347,348],{},"示例",[97,350,352],{"className":99,"code":351,"language":101,"meta":102,"style":102},"# 连接本地 MySQL，root 用户\nmysql -u root -p\n\n# 连接远程服务器（假设 IP 为 192.168.1.100，端口 3307）\nmysql -h 192.168.1.100 -P 3307 -u app_user -p\n",[51,353,354,359,370,376,381],{"__ignoreMap":102},[106,355,356],{"class":108,"line":109},[106,357,358],{"class":137},"# 连接本地 MySQL，root 用户\n",[106,360,361,363,365,368],{"class":108,"line":123},[106,362,12],{"class":112},[106,364,271],{"class":270},[106,366,367],{"class":116}," root",[106,369,277],{"class":270},[106,371,372],{"class":108,"line":188},[106,373,375],{"emptyLinePlaceholder":374},true,"\n",[106,377,378],{"class":108,"line":200},[106,379,380],{"class":137},"# 连接远程服务器（假设 IP 为 192.168.1.100，端口 3307）\n",[106,382,384,386,388,392,394,397,399,402],{"class":108,"line":383},5,[106,385,12],{"class":112},[106,387,295],{"class":270},[106,389,391],{"class":390},"srdBf"," 192.168.1.100",[106,393,301],{"class":270},[106,395,396],{"class":390}," 3307",[106,398,271],{"class":270},[106,400,401],{"class":116}," app_user",[106,403,277],{"class":270},[23,405,406,407,410],{},"成功登录后，命令行提示符变为 ",[51,408,409],{},"mysql>","，即可输入 SQL 语句。",[26,412,414],{"id":413},"三常用管理命令","三、常用管理命令",[23,416,417,418,420,421,54,424,427],{},"以下命令均在 ",[51,419,409],{}," 提示符下执行，以分号 ",[51,422,423],{},";",[51,425,426],{},"\\g"," 结束。",[31,429,431],{"id":430},"_1-查看所有数据库","1. 查看所有数据库",[97,433,437],{"className":434,"code":435,"language":436,"meta":102,"style":102},"language-sql shiki shiki-themes material-theme-lighter github-light github-dark","SHOW DATABASES;\n","sql",[51,438,439],{"__ignoreMap":102},[106,440,441],{"class":108,"line":109},[106,442,435],{},[23,444,445,446,448,449,452],{},"列出当前 MySQL 服务器中的所有数据库（包括系统库如 ",[51,447,12],{},"、",[51,450,451],{},"information_schema","）。",[31,454,456],{"id":455},"_2-切换当前数据库","2. 切换当前数据库",[97,458,460],{"className":434,"code":459,"language":436,"meta":102,"style":102},"USE database_name;\n",[51,461,462],{"__ignoreMap":102},[106,463,464],{"class":108,"line":109},[106,465,459],{},[23,467,468,469,472],{},"选定一个数据库作为默认库，后续操作（如 ",[51,470,471],{},"SHOW TABLES","）将作用于该库。",[31,474,476],{"id":475},"_3-查看当前数据库的所有表","3. 查看当前数据库的所有表",[97,478,480],{"className":434,"code":479,"language":436,"meta":102,"style":102},"SHOW TABLES;\n",[51,481,482],{"__ignoreMap":102},[106,483,484],{"class":108,"line":109},[106,485,479],{},[23,487,488,489,492,493,58],{},"需要先用 ",[51,490,491],{},"USE"," 指定数据库，否则提示 ",[51,494,495],{},"No database selected",[31,497,499],{"id":498},"_4-查看表结构","4. 查看表结构",[97,501,503],{"className":434,"code":502,"language":436,"meta":102,"style":102},"DESC table_name;\n-- 或\nDESCRIBE table_name;\n",[51,504,505,510,515],{"__ignoreMap":102},[106,506,507],{"class":108,"line":109},[106,508,509],{},"DESC table_name;\n",[106,511,512],{"class":108,"line":123},[106,513,514],{},"-- 或\n",[106,516,517],{"class":108,"line":188},[106,518,519],{},"DESCRIBE table_name;\n",[23,521,522,523,526],{},"显示表的字段信息：字段名、数据类型、是否允许 ",[51,524,525],{},"NULL","、键类型、默认值等。",[31,528,530],{"id":529},"_5-查看当前使用的数据库","5. 查看当前使用的数据库",[97,532,534],{"className":434,"code":533,"language":436,"meta":102,"style":102},"SELECT DATABASE();\n",[51,535,536],{"__ignoreMap":102},[106,537,538],{"class":108,"line":109},[106,539,533],{},[23,541,542,543,58],{},"如果当前未选择任何数据库，返回 ",[51,544,525],{},[31,546,548],{"id":547},"_6-查看-mysql-版本","6. 查看 MySQL 版本",[97,550,552],{"className":434,"code":551,"language":436,"meta":102,"style":102},"SELECT VERSION();\n",[51,553,554],{"__ignoreMap":102},[106,555,556],{"class":108,"line":109},[106,557,551],{},[23,559,560,561,58],{},"返回服务器版本号，例如 ",[51,562,563],{},"8.0.36",[31,565,567],{"id":566},"_7-退出客户端","7. 退出客户端",[97,569,571],{"className":434,"code":570,"language":436,"meta":102,"style":102},"EXIT;\n-- 或\nQUIT;\n-- 或按 Ctrl + D（Linux\u002FmacOS）或 Ctrl + C\n",[51,572,573,578,582,587],{"__ignoreMap":102},[106,574,575],{"class":108,"line":109},[106,576,577],{},"EXIT;\n",[106,579,580],{"class":108,"line":123},[106,581,514],{},[106,583,584],{"class":108,"line":188},[106,585,586],{},"QUIT;\n",[106,588,589],{"class":108,"line":200},[106,590,591],{},"-- 或按 Ctrl + D（Linux\u002FmacOS）或 Ctrl + C\n",[26,593,595],{"id":594},"四快速上手示例","四、快速上手示例",[97,597,599],{"className":99,"code":598,"language":101,"meta":102,"style":102},"# 1. 登录 MySQL\nmysql -u root -p\n\n# 2. 输入密码后，查看所有数据库\nmysql> SHOW DATABASES;\n\n# 3. 创建新数据库并切换\nmysql> CREATE DATABASE school;\nmysql> USE school;\n\n# 4. 创建表\nmysql> CREATE TABLE students (id INT PRIMARY KEY, name VARCHAR(50));\n\n# 5. 查看表结构\nmysql> DESC students;\n\n# 6. 退出\nmysql> EXIT;\n",[51,600,601,606,616,620,625,643,648,654,672,685,690,696,742,747,753,767,772,778],{"__ignoreMap":102},[106,602,603],{"class":108,"line":109},[106,604,605],{"class":137},"# 1. 登录 MySQL\n",[106,607,608,610,612,614],{"class":108,"line":123},[106,609,12],{"class":112},[106,611,271],{"class":270},[106,613,367],{"class":116},[106,615,277],{"class":270},[106,617,618],{"class":108,"line":188},[106,619,375],{"emptyLinePlaceholder":374},[106,621,622],{"class":108,"line":200},[106,623,624],{"class":137},"# 2. 输入密码后，查看所有数据库\n",[106,626,627,629,633,636,639],{"class":108,"line":383},[106,628,12],{"class":112},[106,630,632],{"class":631},"su5hD","> ",[106,634,635],{"class":116},"SHOW",[106,637,638],{"class":116}," DATABASES",[106,640,642],{"class":641},"sP7_E",";\n",[106,644,646],{"class":108,"line":645},6,[106,647,375],{"emptyLinePlaceholder":374},[106,649,651],{"class":108,"line":650},7,[106,652,653],{"class":137},"# 3. 创建新数据库并切换\n",[106,655,657,659,661,664,667,670],{"class":108,"line":656},8,[106,658,12],{"class":112},[106,660,632],{"class":631},[106,662,663],{"class":116},"CREATE",[106,665,666],{"class":116}," DATABASE",[106,668,669],{"class":116}," school",[106,671,642],{"class":641},[106,673,675,677,679,681,683],{"class":108,"line":674},9,[106,676,12],{"class":112},[106,678,632],{"class":631},[106,680,491],{"class":116},[106,682,669],{"class":116},[106,684,642],{"class":641},[106,686,688],{"class":108,"line":687},10,[106,689,375],{"emptyLinePlaceholder":374},[106,691,693],{"class":108,"line":692},11,[106,694,695],{"class":137},"# 4. 创建表\n",[106,697,699,701,703,705,708,711,714,717,720,723,726,729,732,735,738,740],{"class":108,"line":698},12,[106,700,12],{"class":112},[106,702,632],{"class":631},[106,704,663],{"class":116},[106,706,707],{"class":116}," TABLE",[106,709,710],{"class":116}," students",[106,712,713],{"class":631}," (id ",[106,715,716],{"class":116},"INT",[106,718,719],{"class":116}," PRIMARY",[106,721,722],{"class":116}," KEY,",[106,724,725],{"class":116}," name",[106,727,728],{"class":116}," VARCHAR",[106,730,731],{"class":641},"(",[106,733,734],{"class":112},"50",[106,736,737],{"class":641},")",[106,739,737],{"class":631},[106,741,642],{"class":641},[106,743,745],{"class":108,"line":744},13,[106,746,375],{"emptyLinePlaceholder":374},[106,748,750],{"class":108,"line":749},14,[106,751,752],{"class":137},"# 5. 查看表结构\n",[106,754,756,758,760,763,765],{"class":108,"line":755},15,[106,757,12],{"class":112},[106,759,632],{"class":631},[106,761,762],{"class":116},"DESC",[106,764,710],{"class":116},[106,766,642],{"class":641},[106,768,770],{"class":108,"line":769},16,[106,771,375],{"emptyLinePlaceholder":374},[106,773,775],{"class":108,"line":774},17,[106,776,777],{"class":137},"# 6. 退出\n",[106,779,781,783,785,788],{"class":108,"line":780},18,[106,782,12],{"class":112},[106,784,632],{"class":631},[106,786,787],{"class":116},"EXIT",[106,789,642],{"class":641},[26,791,793],{"id":792},"五注意事项","五、注意事项",[36,795,796,805,811,817],{},[39,797,798,801,802,804],{},[43,799,800],{},"密码安全","：生产环境不要直接在命令行明文输入 ",[51,803,342],{}," 后面的密码（应交互输入）。",[39,806,807,810],{},[43,808,809],{},"端口冲突","：若同时安装多个 MySQL 实例，注意修改端口号。",[39,812,813,816],{},[43,814,815],{},"忘记 root 密码","：可通过安全模式重置（不同版本操作不同，可查阅官方文档）。",[39,818,819,822],{},[43,820,821],{},"防火墙","：远程连接时需开放 MySQL 端口（默认 3306），并绑定 IP 或设置用户权限允许远程访问。",[23,824,825,826,448,828,448,830,832],{},"掌握这些基本命令是后续学习 SQL 和数据管理的基础。安装成功后，建议多练习 ",[51,827,635],{},[51,829,491],{},[51,831,762],{}," 等命令以熟悉环境。",[834,835,836],"h2",{"id":836},"参考文献",[838,839,840,853],"table",{},[841,842,843],"thead",{},[844,845,846,850],"tr",{},[847,848,849],"th",{},"资料",[847,851,852],{},"说明",[854,855,856,871],"tbody",{},[844,857,858,868],{},[859,860,861],"td",{},[862,863,867],"a",{"href":864,"rel":865},"https:\u002F\u002Fdev.mysql.com\u002Fdoc\u002Frefman\u002F8.0\u002Fen\u002F",[866],"nofollow","MySQL 8.0 手册",[859,869,870],{},"官方",[844,872,873,879],{},[859,874,875],{},[862,876,878],{"href":877},"\u002Fknowledge\u002Fbooklet\u002Fsql","数据存储导读",[859,880,881],{},"学习路径",[883,884,885],"style",{},"html pre.shiki code .sbgvK, html code.shiki .sbgvK{--shiki-light:#E2931D;--shiki-default:#6F42C1;--shiki-dark:#B392F0}html pre.shiki code .s_sjI, html code.shiki .s_sjI{--shiki-light:#91B859;--shiki-default:#032F62;--shiki-dark:#9ECBFF}html pre.shiki code .sutJx, 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