鍦ㄥ綋浠婃暟鎹┍鍔ㄧ殑浜掕仈缃戞椂浠ｏ紝缃戠珯涓庢暟鎹簱鐨勮繛鎺ュ凡鎴愪负鐜颁唬搴旂敤寮€鍙戠殑鍩虹煶銆傛棤璁烘槸鐢靛瓙鍟嗗姟骞冲彴銆佸唴瀹圭鐞嗙郴缁熻繕鏄ぞ浜ょ綉缁滃簲鐢紝绋冲畾鐨勬暟鎹簱杩炴帴鑳界‘淇濈敤鎴锋暟鎹畨鍏ㄥ瓨鍌ㄣ€佸疄鐜板姩鎬佸唴瀹瑰睍绀哄拰鏀寔澶嶆潅涓氬姟閫昏緫澶勭悊銆傛帉鎻＄綉绔欎笌鏁版嵁搴撶殑杩炴帴鎶€鏈紝鐗瑰埆鏄笌MySQL杩欑被涓绘祦鍏崇郴鍨嬫暟鎹簱鐨勯泦鎴愭柟娉曪紝鎴愪负鍏ㄦ爤寮€鍙戝伐绋嬪笀鐨勫繀澶囨妧鑳姐€?/p>
缃戠珯涓庢暟鎹簱杩炴帴鐨勫父瑙佹柟寮?/h2>
缃戠珯杩炴帴鏁版嵁搴撲富瑕佹湁浠ヤ笅鍑犵鏂瑰紡锛屾瘡绉嶆柟寮忛兘鏈夊叾閫傜敤鍦烘櫙鍜岀壒鐐癸細
- 鍘熺敓鏁版嵁搴撻┍鍔ㄨ繛鎺?/strong>锛氫娇鐢ㄦ暟鎹簱瀹樻柟鎻愪緵鐨勫師鐢熸帴鍙ｏ紝濡侻ySQLi鐢ㄤ簬PHP锛孞DBC鐢ㄤ簬Java锛屾€ц兘鏈€楂樹絾浠ｇ爜杈冧负绻佺悙
- 鏁版嵁搴撴娊璞″眰锛氬PDO锛圥HP鏁版嵁瀵硅薄锛夛紝鏀寔澶氱鏁版嵁搴擄紝鎻愪緵缁熶竴鐨凙PI鎺ュ彛锛屽寮轰簡浠ｇ爜鐨勫彲绉绘鎬?/li>
- ORM妗嗘灦锛氬Eloquent锛圠aravel锛夈€丼equelize锛圢ode.js锛夈€丏jango ORM锛圥ython锛夛紝灏嗘暟鎹簱琛ㄦ槧灏勪负缂栫▼璇█涓殑瀵硅薄锛岀畝鍖栦簡鏁版嵁鎿嶄綔
- 杩炴帴姹犳妧鏈?/strong>锛氬HikariCP锛圝ava锛夈€乸gbouncer锛圥ostgreSQL锛夛紝閫氳繃澶嶇敤鏁版嵁搴撹繛鎺ユ潵鎻愰珮鎬ц兘锛岀壒鍒€傚悎楂樺苟鍙戝満鏅?/li>
MySQL鏁版嵁搴撻厤缃瑙?/h2>
姝ｇ‘鐨凪ySQL閰嶇疆鏄缓绔嬬ǔ瀹氳繛鎺ョ殑鍏堝喅鏉′欢銆備互涓嬫槸鍏抽敭閰嶇疆椤瑰強鍏惰鏄庯細
| 閰嶇疆椤?/th> | 鎺ㄨ崘鍊?/th> | 璇存槑 |
|---|---|---|
| max_connections | 150-300 | 鏈€澶у苟鍙戣繛鎺ユ暟锛屾牴鎹湇鍔″櫒璧勬簮璋冩暣 |
| wait_timeout | 28800 | 闈炰氦浜掕繛鎺ヨ秴鏃舵椂闂达紙绉掞級 |
| interactive_timeout | 28800 | 浜や簰杩炴帴瓒呮椂鏃堕棿锛堢锛?/td> |
| character_set_server | utf8mb4 | 鏈嶅姟鍣ㄩ粯璁ゅ瓧绗﹂泦锛屾敮鎸丒moji琛ㄦ儏 |
| default_authentication_plugin | mysql_native_password | 榛樿璁よ瘉鎻掍欢锛岀‘淇濆吋瀹规€?/td> |
娉ㄦ剰锛氫慨鏀筂ySQL閰嶇疆鍚庡繀椤婚噸鍚湇鍔℃墠鑳戒娇鏇存敼鐢熸晥锛岀敓浜х幆澧冨缓璁€愪釜鍙傛暟璋冩暣骞剁洃鎺ф€ц兘褰卞搷銆?/blockquote>
瀹炴垬锛氫娇鐢≒HP杩炴帴MySQL鏁版嵁搴?/h2>
浠ヤ笅鏄娇鐢≒DO杩炴帴MySQL鐨勫畬鏁寸ず渚嬩唬鐮侊紝灞曠ず浜嗗浣曞缓绔嬭繛鎺ャ€佹墽琛屾煡璇㈠拰澶勭悊寮傚父锛?/p>
杩炴帴寤虹珛浠ｇ爜锛?/strong>
- try {
$pdo = new PDO(
mysql:host=localhost;dbname=testdb;charset=utf8mb4″,
username”,
password”,
[PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION]
);
} catch (PDOException $e) {
die(“杩炴帴澶辫触: ” . $e->getMessage);
}姝や唬鐮佷娇鐢ㄤ簡棰勫鐞嗚鍙ユ潵闃叉SQL娉ㄥ叆鏀诲嚮锛岃缃簡閿欒妯″紡涓哄紓甯告姏鍑猴紝纭繚浜嗕唬鐮佺殑瀹夊叏鎬у拰鍙淮鎶ゆ€с€?/p>
Node.js鐜涓嬬殑MySQL杩炴帴鏂规
鍦∟ode.js鐢熸€佷腑锛宮ysql2搴撳洜鍏舵€ц兘鍜孭romise鏀寔鎴愪负棣栭€夛細
- const mysql = require(‘mysql2/promise’);
- async function connectDB {
const connection = await mysql.createConnection({
host: ‘localhost’,
user: ‘root’,
password: ‘password’,
database: ‘mydb’
});
return connection;
}杩欑寮傛杩炴帴鏂瑰紡闈炲父閫傚悎Node.js鐨勯潪闃诲I/O妯″瀷锛岃兘澶熷厖鍒嗗埄鐢ㄦ湇鍔″櫒璧勬簮銆?/p>
Python Django妗嗘灦鐨勬暟鎹簱閰嶇疆
Django閫氳繃settings.py鏂囦欢绠€鍖栦簡鏁版嵁搴撻厤缃繃绋嬶細
- DATABASES = {
‘default’: {
‘ENGINE’: ‘django.db.backends.mysql’,
‘NAME’: ‘mydatabase’,
‘USER’: ‘mydatabaseuser’,
‘PASSWORD’: ‘mypassword’,
‘HOST’: ‘localhost’,
‘PORT’: ‘3306’,
‘OPTIONS’: {
‘charset’: ‘utf8mb4’,
},
}Django鐨凮RM浼氳嚜鍔ㄧ鐞嗘暟鎹簱杩炴帴姹狅紝寮€鍙戣€呮棤闇€鎵嬪姩澶勭悊杩炴帴鐨勫缓绔嬪拰鍏抽棴銆?/p>
杩炴帴鎬ц兘浼樺寲涓庢渶浣冲疄璺?/h2>
瑕佺‘淇濇暟鎹簱杩炴帴鐨勯珮鎬ц兘鍜岀ǔ瀹氭€э紝璇烽伒寰互涓嬫渶浣冲疄璺碉細
- 杩炴帴澶嶇敤锛氶伩鍏嶉绻佸缓绔嬪拰鍏抽棴杩炴帴锛屼娇鐢ㄨ繛鎺ユ睜绠＄悊鏁版嵁搴撹繛鎺?/li>
- 瓒呮椂璁剧疆锛氬悎鐞嗛厤缃繛鎺ヨ秴鏃跺拰鏌ヨ瓒呮椂鏃堕棿锛岄槻姝㈣祫婧愬崰鐢?/li>
- 閿欒澶勭悊锛氬疄鐜板畬鍠勭殑寮傚父澶勭悊鏈哄埗锛屽寘鎷繛鎺ラ噸璇曢€昏緫
- 瀹夊叏閰嶇疆锛氶檺鍒舵暟鎹簱鐢ㄦ埛鐨勬潈闄愶紝浣跨敤SSL鍔犲瘑鏁忔劅鏁版嵁浼犺緭
- 鐩戞帶鍛婅锛氳缃暟鎹簱杩炴帴鏁扮洃鎺э紝鍙婃椂鍙戠幇杩炴帴娉勬紡闂
閫氳繃瀹炴柦杩欎簺浼樺寲鎺柦锛屽彲浠ユ樉钁楁彁鍗囩綉绔欑殑鍝嶅簲閫熷害鍜屽苟鍙戝鐞嗚兘鍔涳紝鍚屾椂淇濋殰鏁版嵁瀹夊叏鎬у拰绯荤粺绋冲畾鎬с€?/p>
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