{"id":148129,"date":"2024-11-01T13:38:22","date_gmt":"2024-11-01T05:38:22","guid":{"rendered":"https:\/\/server.hk\/cnblog\/148129\/"},"modified":"2024-11-01T13:38:23","modified_gmt":"2024-11-01T05:38:23","slug":"yii%e6%a1%86%e6%9e%b6%e5%a4%9a%e5%80%8b%e6%95%b8%e6%93%9a%e5%ba%ab%e6%93%8d%e4%bd%9c%e6%8c%87%e5%8d%97-yii%e5%a4%9a%e6%95%b8%e6%93%9a%e5%ba%ab","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/148129\/","title":{"rendered":"Yii\u6846\u67b6\u591a\u500b\u6578\u64da\u5eab\u64cd\u4f5c\u6307\u5357 (yii\u591a\u6578\u64da\u5eab)"},"content":{"rendered":"

Yii\u6846\u67b6\u591a\u500b\u6578\u64da\u5eab\u64cd\u4f5c\u6307\u5357 (yii\u591a\u6578\u64da\u5eab)<\/h1>\n

\u5728\u7576\u4eca\u7684\u7db2\u7d61\u61c9\u7528\u958b\u767c\u4e2d\uff0c\u4f7f\u7528\u591a\u500b\u6578\u64da\u5eab\u7684\u9700\u6c42\u8d8a\u4f86\u8d8a\u666e\u904d\u3002Yii\u6846\u67b6\u4f5c\u70ba\u4e00\u500b\u9ad8\u6548\u7684PHP\u6846\u67b6\uff0c\u63d0\u4f9b\u4e86\u9748\u6d3b\u7684\u6578\u64da\u5eab\u64cd\u4f5c\u529f\u80fd\uff0c\u4f7f\u5f97\u958b\u767c\u8005\u80fd\u5920\u8f15\u9b06\u5730\u7ba1\u7406\u591a\u500b\u6578\u64da\u5eab\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u5728Yii\u6846\u67b6\u4e2d\u9032\u884c\u591a\u500b\u6578\u64da\u5eab\u7684\u64cd\u4f5c\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u793a\u4f8b\u548c\u4ee3\u78bc\u7247\u6bb5\u3002<\/p>\n

1. \u914d\u7f6e\u591a\u500b\u6578\u64da\u5eab\u9023\u63a5<\/h2>\n

\u5728Yii\u6846\u67b6\u4e2d\uff0c\u914d\u7f6e\u591a\u500b\u6578\u64da\u5eab\u9023\u63a5\u975e\u5e38\u7c21\u55ae\u3002\u9996\u5148\uff0c\u60a8\u9700\u8981\u5728\u61c9\u7528\u7684\u914d\u7f6e\u6587\u4ef6\u4e2d\u5b9a\u7fa9\u591a\u500b\u6578\u64da\u5eab\u9023\u63a5\u3002\u901a\u5e38\uff0c\u9019\u500b\u914d\u7f6e\u6587\u4ef6\u4f4d\u65bc`config\/web.php`\u6216`config\/console.php`\u4e2d\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u793a\u4f8b\u914d\u7f6e\uff1a<\/p>\n

\n'components' => [\n    'db1' => [\n        'class' => 'yiidbConnection',\n        'dsn' => 'mysql:host=localhost;dbname=database1',\n        'username' => 'user1',\n        'password' => 'password1',\n        'charset' => 'utf8',\n    ],\n    'db2' => [\n        'class' => 'yiidbConnection',\n        'dsn' => 'mysql:host=localhost;dbname=database2',\n        'username' => 'user2',\n        'password' => 'password2',\n        'charset' => 'utf8',\n    ],\n],\n<\/code><\/pre>\n
\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u6211\u5011\u5b9a\u7fa9\u4e86\u5169\u500b\u6578\u64da\u5eab\u9023\u63a5\uff0c\u5206\u5225\u70ba`db1`\u548c`db2`\u3002\u6bcf\u500b\u9023\u63a5\u90fd\u5305\u542b\u4e86\u6578\u64da\u6e90\u540d\u7a31\uff08DSN\uff09\u3001\u7528\u6236\u540d\u3001\u5bc6\u78bc\u548c\u5b57\u7b26\u96c6\u7b49\u4fe1\u606f\u3002<\/p>\n
2. \u4f7f\u7528\u591a\u500b\u6578\u64da\u5eab\u9032\u884c\u64cd\u4f5c<\/h2>\n
\u914d\u7f6e\u597d\u591a\u500b\u6578\u64da\u5eab\u9023\u63a5\u5f8c\uff0c\u60a8\u53ef\u4ee5\u5728\u61c9\u7528\u4e2d\u6839\u64da\u9700\u8981\u9078\u64c7\u4f7f\u7528\u4e0d\u540c\u7684\u6578\u64da\u5eab\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u898b\u7684\u64cd\u4f5c\u793a\u4f8b\uff1a<\/p>\n
2.1 \u67e5\u8a62\u6578\u64da<\/h3>\n
\u8981\u5f9e\u7279\u5b9a\u7684\u6578\u64da\u5eab\u4e2d\u67e5\u8a62\u6578\u64da\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u78bc\uff1a<\/p>\n
\n$users = Yii::$app->db1->createCommand('SELECT * FROM users')->queryAll();\n<\/code><\/pre>\n
\u9019\u6bb5\u4ee3\u78bc\u5c07\u5f9e`db1`\u6578\u64da\u5eab\u4e2d\u7684`users`\u8868\u4e2d\u67e5\u8a62\u6240\u6709\u7528\u6236\u3002<\/p>\n
2.2 \u63d2\u5165\u6578\u64da<\/h3>\n
\u540c\u6a23\u5730\uff0c\u60a8\u53ef\u4ee5\u5411\u7279\u5b9a\u7684\u6578\u64da\u5eab\u63d2\u5165\u6578\u64da\uff1a<\/p>\n
\nYii::$app->db2->createCommand()->insert('products', [\n    'name' => '\u65b0\u7522\u54c1',\n    'price' => 100,\n])->execute();\n<\/code><\/pre>\n
\u9019\u6bb5\u4ee3\u78bc\u5c07\u5728`db2`\u6578\u64da\u5eab\u7684`products`\u8868\u4e2d\u63d2\u5165\u4e00\u689d\u65b0\u8a18\u9304\u3002<\/p>\n
2.3 \u66f4\u65b0\u6578\u64da<\/h3>\n
\u5982\u679c\u9700\u8981\u66f4\u65b0\u6578\u64da\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u78bc\uff1a<\/p>\n
\nYii::$app->db1->createCommand()->update('users', ['status' => 1], 'id = :id', [':id' => 1])->execute();\n<\/code><\/pre>\n
\u9019\u6bb5\u4ee3\u78bc\u5c07\u66f4\u65b0`db1`\u6578\u64da\u5eab\u4e2d`users`\u8868\u7684\u72c0\u614b\u3002<\/p>\n
2.4 \u522a\u9664\u6578\u64da<\/h3>\n
\u8981\u522a\u9664\u6578\u64da\uff0c\u53ef\u4ee5\u4f7f\u7528\uff1a<\/p>\n
\nYii::$app->db2->createCommand()->delete('products', 'id = :id', [':id' => 1])->execute();\n<\/code><\/pre>\n
\u9019\u6bb5\u4ee3\u78bc\u5c07\u5f9e`db2`\u6578\u64da\u5eab\u7684`products`\u8868\u4e2d\u522a\u9664\u6307\u5b9aID\u7684\u7522\u54c1\u3002<\/p>\n
3. \u4e8b\u52d9\u8655\u7406<\/h2>\n
\u5728\u9032\u884c\u591a\u500b\u6578\u64da\u5eab\u64cd\u4f5c\u6642\uff0c\u4e8b\u52d9\u8655\u7406\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002Yii\u6846\u67b6\u652f\u6301\u4e8b\u52d9\uff0c\u60a8\u53ef\u4ee5\u9019\u6a23\u4f7f\u7528\uff1a<\/p>\n
\n$transaction1 = Yii::$app->db1->beginTransaction();\n$transaction2 = Yii::$app->db2->beginTransaction();\n\ntry {\n    \/\/ \u5728db1\u4e2d\u57f7\u884c\u64cd\u4f5c\n    Yii::$app->db1->createCommand()->insert('users', ['name' => '\u6e2c\u8a66\u7528\u6236'])->execute();\n    \n    \/\/ \u5728db2\u4e2d\u57f7\u884c\u64cd\u4f5c\n    Yii::$app->db2->createCommand()->insert('products', ['name' => '\u6e2c\u8a66\u7522\u54c1'])->execute();\n    \n    \/\/ \u63d0\u4ea4\u4e8b\u52d9\n    $transaction1->commit();\n    $transaction2->commit();\n} catch (Exception $e) {\n    \/\/ \u56de\u6efe\u4e8b\u52d9\n    $transaction1->rollBack();\n    $transaction2->rollBack();\n    throw $e;\n}\n<\/code><\/pre>\n
\u9019\u6bb5\u4ee3\u78bc\u5c55\u793a\u4e86\u5982\u4f55\u5728\u5169\u500b\u6578\u64da\u5eab\u4e2d\u9032\u884c\u4e8b\u52d9\u8655\u7406\uff0c\u78ba\u4fdd\u64cd\u4f5c\u7684\u539f\u5b50\u6027\u3002<\/p>\n
\u7e3d\u7d50<\/h2>\n
\u5728Yii\u6846\u67b6\u4e2d\uff0c\u64cd\u4f5c\u591a\u500b\u6578\u64da\u5eab\u662f\u76f8\u5c0d\u7c21\u55ae\u7684\uff0c\u901a\u904e\u914d\u7f6e\u548c\u4f7f\u7528\u4e0d\u540c\u7684\u6578\u64da\u5eab\u9023\u63a5\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u9748\u6d3b\u5730\u7ba1\u7406\u6578\u64da\u3002\u7121\u8ad6\u662f\u67e5\u8a62\u3001\u63d2\u5165\u3001\u66f4\u65b0\u9084\u662f\u522a\u9664\u6578\u64da\uff0cYii\u6846\u67b6\u90fd\u63d0\u4f9b\u4e86\u5f37\u5927\u7684\u652f\u6301\u3002\u6b64\u5916\uff0c\u4e8b\u52d9\u8655\u7406\u78ba\u4fdd\u4e86\u6578\u64da\u7684\u4e00\u81f4\u6027\u548c\u5b8c\u6574\u6027\u3002<\/p>\n
\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u7a69\u5b9a\u7684 \u9999\u6e2fVPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u904b\u884c\u60a8\u7684Yii\u61c9\u7528\uff0cServer.HK\u63d0\u4f9b\u4e86\u9ad8\u6548\u7684\u670d\u52d9\uff0c\u5e6b\u52a9\u60a8\u8f15\u9b06\u7ba1\u7406\u591a\u500b\u6578\u64da\u5eab\u548c\u61c9\u7528\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u63a2\u7d22Yii\u6846\u67b6\u4e2d\u591a\u500b\u6578\u64da\u5eab\u64cd\u4f5c\u7684\u6307\u5357\uff0c\u5b78\u7fd2\u5982\u4f55\u9ad8\u6548\u7ba1\u7406\u548c\u4f7f\u7528\u591a\u6578\u64da\u5eab\u9023\u63a5\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-148129","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/148129","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=148129"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/148129\/revisions"}],"predecessor-version":[{"id":148130,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/148129\/revisions\/148130"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=148129"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=148129"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=148129"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}