{"id":23959,"date":"2024-11-21T16:04:34","date_gmt":"2024-11-21T08:04:34","guid":{"rendered":"https:\/\/fwq.ai\/blog\/23959\/"},"modified":"2024-11-21T16:04:34","modified_gmt":"2024-11-21T08:04:34","slug":"yii%e6%a1%86%e6%9e%b6%e4%b8%ad%e7%9a%84%e6%89%b9%e5%a4%84%e7%90%86%ef%bc%9a%e4%bc%98%e5%8c%96%e6%95%b0%e6%8d%ae%e5%a4%84%e7%90%86","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/23959\/","title":{"rendered":"Yii\u6846\u67b6\u4e2d\u7684\u6279\u5904\u7406\uff1a\u4f18\u5316\u6570\u636e\u5904\u7406"},"content":{"rendered":"

yii\u6846\u67b6\u662f\u4e00\u6b3e\u4f18\u79c0\u7684php\u5f00\u53d1\u6846\u67b6\uff0c\u4ee5\u5176\u5feb\u901f\u9ad8\u6548\u3001\u7b80\u5355\u6613\u7528\u3001\u4ee3\u7801\u6e05\u6670\u7b49\u7279\u70b9\u5907\u53d7\u5f00\u53d1\u8005\u6b22\u8fce\u3002\u5728yii\u6846\u67b6\u4e2d\uff0c\u6279\u5904\u7406\u662f\u4e00\u79cd\u975e\u5e38\u91cd\u8981\u7684\u6570\u636e\u5904\u7406\u65b9\u5f0f\uff0c\u53ef\u4ee5\u6781\u5927\u5730\u63d0\u9ad8\u6570\u636e\u7684\u5904\u7406\u6548\u7387\uff0c\u672c\u6587\u5c06\u7740\u91cd\u4ecb\u7ecdyii\u6846\u67b6\u4e2d\u6279\u5904\u7406\u7684\u4f7f\u7528\u65b9\u6cd5\u53ca\u5982\u4f55\u4f18\u5316\u5176\u6570\u636e\u5904\u7406\u6548\u7387\u3002<\/p>\n

\u4e00\u3001\u4ec0\u4e48\u662f\u6279\u5904\u7406\uff1f<\/p>\n

\u5728Web\u5f00\u53d1\u4e2d\uff0c\u7531\u4e8e\u9700\u8981\u5904\u7406\u7684\u6570\u636e\u91cf\u5f88\u5927\u4e14\u5e76\u53d1\u8bbf\u95ee\u91cf\u5f88\u9ad8\uff0c\u6240\u4ee5\u6211\u4eec\u9700\u8981\u7528\u201c\u6279\u5904\u7406\u201d\u7684\u65b9\u5f0f\u6765\u5904\u7406\u6570\u636e\u3002\u7b80\u5355\u6765\u8bf4\uff0c\u6279\u5904\u7406\u5c31\u662f\u5c06\u9700\u8981\u5904\u7406\u7684\u6570\u636e\u5206\u6210\u591a\u4e2a\u5c0f\u6279\u91cf\u8fdb\u884c\u5904\u7406\u7684\u8fc7\u7a0b\u3002<\/p>\n

\u4e8c\u3001Yii\u6846\u67b6\u4e2d\u6279\u5904\u7406\u7684\u4f7f\u7528\u65b9\u6cd5<\/p>\n

\u5728Yii\u6846\u67b6\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528CConsoleCommand\u7c7b\u548cCConsoleApplication\u7c7b\u6765\u8fdb\u884c\u6279\u5904\u7406\u64cd\u4f5c\u3002CConsoleCommand\u7c7b\u662fCLI\u5e94\u7528\u7a0b\u5e8f\u7684\u57fa\u7c7b\uff0cCConsoleApplication\u7c7b\u5219\u662fCLI\u5e94\u7528\u7a0b\u5e8f\u7684\u5165\u53e3\u3002\u901a\u8fc7CConsoleCommand\u7c7b\uff0c\u6211\u4eec\u53ef\u4ee5\u5b9a\u4e49\u81ea\u5df1\u7684\u547d\u4ee4\uff0c\u5b9e\u73b0\u6570\u636e\u7684\u6279\u91cf\u5904\u7406\u3002<\/p>\n

\u4ee5\u4e0b\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u6279\u5904\u7406\u793a\u4f8b\uff0c\u7528\u4e8e\u5904\u74061000\u6761\u6570\u636e\uff1a<\/p>\n

class MyCommand extends CConsoleCommand\n{\n    public function actionIndex()\n    {\n        for ($i = 0; $i <p>\u6211\u4eec\u53ef\u4ee5\u5728\u63a7\u5236\u53f0\u4e2d\u8f93\u5165\u4ee5\u4e0b\u547d\u4ee4\u6765\u6267\u884c\u6279\u5904\u7406\u64cd\u4f5c\uff1a<\/p><pre class=\"brush:php;toolbar:false;\">yiic mycommand<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
\u4ee5\u4e0a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u53ea\u662f\u7b80\u5355\u5730\u4f7f\u7528\u4e86for\u5faa\u73af\u6765\u6a21\u62df\u6279\u91cf\u5904\u7406\u6570\u636e\u7684\u8fc7\u7a0b\uff0c\u5b9e\u9645\u4e0a\u9700\u8981\u5904\u7406\u7684\u6570\u636e\u53ef\u80fd\u4f1a\u66f4\u52a0\u590d\u6742\uff0c\u9700\u8981\u7ed3\u5408\u5177\u4f53\u7684\u4e1a\u52a1\u903b\u8f91\u8fdb\u884c\u5b9e\u73b0\u3002<\/p>\n
\u4e09\u3001\u4f18\u5316\u6279\u5904\u7406\u7684\u6570\u636e\u5904\u7406\u6548\u7387<\/p>\n
\u5728\u5927\u91cf\u6570\u636e\u7684\u5904\u7406\u8fc7\u7a0b\u4e2d\uff0c\u5982\u4f55\u63d0\u9ad8\u6570\u636e\u5904\u7406\u7684\u6548\u7387\u662f\u4e00\u4e2a\u975e\u5e38\u91cd\u8981\u7684\u95ee\u9898\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u53ef\u4ee5\u4f18\u5316\u6279\u5904\u7406\u6548\u7387\u7684\u65b9\u6cd5\uff1a<\/p>\n
1.\u5229\u7528\u6570\u636e\u5e93\u7684\u4e8b\u52a1\u5904\u7406\u673a\u5236<\/p>\n
\u5728\u6279\u5904\u7406\u64cd\u4f5c\u4e2d\uff0c\u5982\u679c\u6211\u4eec\u9700\u8981\u6267\u884c\u5927\u91cf\u7684\u6570\u636e\u5e93\u64cd\u4f5c\uff0c\u6bcf\u6b21\u6267\u884c\u90fd\u4f1a\u5f88\u6162\uff0c\u6b64\u65f6\u6211\u4eec\u53ef\u4ee5\u5229\u7528\u6570\u636e\u5e93\u7684\u4e8b\u52a1\u5904\u7406\u673a\u5236\u6765\u63d0\u5347\u6548\u7387\u3002\u4e8b\u52a1\u5904\u7406\u53ef\u4ee5\u5c06\u591a\u4e2a\u6570\u636e\u5e93\u64cd\u4f5c\u653e\u5728\u540c\u4e00\u4e2a\u4e8b\u52a1\u4e2d\u8fdb\u884c\u5904\u7406\uff0c\u5f53\u6240\u6709\u64cd\u4f5c\u90fd\u5b8c\u6210\u65f6\uff0c\u4e00\u6b21\u6027\u63d0\u4ea4\u4e8b\u52a1\uff0c\u8fd9\u6837\u53ef\u4ee5\u51cf\u5c11\u6570\u636e\u5e93\u64cd\u4f5c\u7684\u6b21\u6570\u3002<\/p>\n
2.\u5206\u6279\u5904\u7406\u6570\u636e<\/p>\n
\u6570\u636e\u91cf\u592a\u5927\u65f6\uff0c\u53ef\u80fd\u4f1a\u5bfc\u81f4\u5185\u5b58\u6ea2\u51fa\uff0c\u6b64\u65f6\u6211\u4eec\u53ef\u4ee5\u5c06\u6570\u636e\u5206\u6279\u5904\u7406\uff0c\u6bcf\u6b21\u53ea\u5904\u7406\u4e00\u5b9a\u91cf\u7684\u6570\u636e\u3002\u5bf9\u4e8eMySQL\u6570\u636e\u5e93\u800c\u8a00\uff0c\u53ef\u4ee5\u4f7f\u7528limit\u8bed\u53e5\u6765\u5206\u6279\u8bfb\u53d6\u6570\u636e\uff0c\u5982\uff1a<\/p>\n
$batchSize = 100;\n$totalRows = MyTable::model()-&gt;count();\n\nfor ($offset = 0; $offset findAll([\n        'order' =&gt; 'id ASC',\n        'limit' =&gt; $batchSize,\n        'offset' =&gt; $offset,\n    ]);\n\n    foreach ($rows as $row) {\n        \/\/ \u5904\u7406\u6570\u636e\u7684\u4e1a\u52a1\u903b\u8f91\n    }\n}<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
3.\u4f7f\u7528\u7f13\u5b58\u673a\u5236<\/p>\n
\u9488\u5bf9\u5927\u91cf\u7684\u6570\u636e\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u7f13\u5b58\u673a\u5236\u6765\u63d0\u5347\u5904\u7406\u6548\u7387\u3002\u5c06\u5904\u7406\u8fc7\u7684\u6570\u636e\u653e\u5165\u7f13\u5b58\u4e2d\uff0c\u4e0b\u6b21\u9700\u8981\u5904\u7406\u540c\u6837\u7684\u6570\u636e\u65f6\uff0c\u53ef\u4ee5\u76f4\u63a5\u4ece\u7f13\u5b58\u4e2d\u8bfb\u53d6\uff0c\u907f\u514d\u4e86\u91cd\u590d\u5904\u7406\u6570\u636e\u7684\u8fc7\u7a0b\u3002<\/p>\n
4.\u5c3d\u91cf\u907f\u514d\u5728\u5faa\u73af\u5185\u8fdb\u884c\u5927\u91cf\u7684\u8ba1\u7b97\u548cIO\u64cd\u4f5c<\/p>\n
\u5728\u5faa\u73af\u4e2d\u8fdb\u884c\u5927\u91cf\u7684\u8ba1\u7b97\u548cIO\u64cd\u4f5c\u4f1a\u964d\u4f4e\u7a0b\u5e8f\u7684\u5904\u7406\u6548\u7387\uff0c\u6240\u4ee5\u6211\u4eec\u5e94\u5c3d\u53ef\u80fd\u5730\u907f\u514d\u8fd9\u6837\u7684\u64cd\u4f5c\uff0c\u5c06\u8ba1\u7b97\u548cIO\u64cd\u4f5c\u653e\u5728\u5faa\u73af\u5916\u9762\uff0c\u6216\u8005\u4f18\u5316\u4ee3\u7801\u903b\u8f91\uff0c\u51cf\u5c11\u5197\u4f59\u7684\u8ba1\u7b97\u548cIO\u3002<\/p>\n
\u603b\u4e4b\uff0c\u5728\u8fdb\u884c\u6279\u5904\u7406\u64cd\u4f5c\u65f6\uff0c\u9700\u8981\u7ed3\u5408\u5177\u4f53\u7684\u4e1a\u52a1\u9700\u6c42\uff0c\u8003\u8651\u5404\u79cd\u4f18\u5316\u65b9\u5f0f\uff0c\u4f7f\u7a0b\u5e8f\u5728\u5904\u7406\u5927\u91cf\u6570\u636e\u65f6\u66f4\u52a0\u9ad8\u6548\u3001\u7a33\u5b9a\u3002<\/p>\n
\u4ee5\u4e0a\u5c31\u662fYii\u6846\u67b6\u4e2d\u7684\u6279\u5904\u7406\uff1a\u4f18\u5316\u6570\u636e\u5904\u7406\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
yii\u6846\u67b6\u662f\u4e00\u6b3e\u4f18\u79c0\u7684php\u5f00\u53d1\u6846\u67b6\uff0c\u4ee5\u5176\u5feb\u901f\u9ad8\u6548\u3001\u7b80\u5355\u6613\u7528\u3001\u4ee3\u7801\u6e05\u6670\u7b49\u7279\u70b9\u5907\u53d7\u5f00\u53d1\u8005\u6b22\u8fce\u3002\u5728yii\u6846\u67b6\u4e2d\uff0c\u6279\u5904\u7406\u662f\u4e00\u79cd\u975e\u5e38\u91cd\u8981\u7684\u6570\u636e\u5904\u7406\u65b9\u5f0f\uff0c\u53ef\u4ee5\u6781\u5927\u5730\u63d0\u9ad8\u6570\u636e\u7684\u5904\u7406\u6548\u7387\uff0c\u672c\u6587\u5c06\u7740\u91cd\u4ecb\u7ecdyii\u6846\u67b6\u4e2d\u6279\u5904\u7406\u7684\u4f7f\u7528\u65b9\u6cd5\u53ca\u5982\u4f55\u4f18\u5316\u5176\u6570\u636e\u5904\u7406\u6548\u7387\u3002 \u4e00\u3001\u4ec0\u4e48\u662f\u6279\u5904\u7406\uff1f \u5728Web\u5f00\u53d1\u4e2d\uff0c\u7531\u4e8e\u9700\u8981\u5904\u7406\u7684\u6570\u636e\u91cf\u5f88\u5927\u4e14\u5e76\u53d1\u8bbf\u95ee\u91cf\u5f88\u9ad8\uff0c\u6240\u4ee5\u6211\u4eec\u9700\u8981\u7528\u201c\u6279\u5904\u7406\u201d\u7684\u65b9\u5f0f\u6765\u5904\u7406\u6570\u636e\u3002\u7b80\u5355\u6765\u8bf4\uff0c\u6279\u5904\u7406\u5c31\u662f\u5c06\u9700\u8981\u5904\u7406\u7684\u6570\u636e\u5206\u6210\u591a\u4e2a\u5c0f\u6279\u91cf\u8fdb\u884c\u5904\u7406\u7684\u8fc7\u7a0b\u3002 \u4e8c\u3001Yii\u6846\u67b6\u4e2d\u6279\u5904\u7406\u7684\u4f7f\u7528\u65b9\u6cd5 \u5728Yii\u6846\u67b6\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528CConsoleCommand\u7c7b\u548cCConsoleApplication\u7c7b\u6765\u8fdb\u884c\u6279\u5904\u7406\u64cd\u4f5c\u3002CConsoleCommand\u7c7b\u662fCLI\u5e94\u7528\u7a0b\u5e8f\u7684\u57fa\u7c7b\uff0cCConsoleApplication\u7c7b\u5219\u662fCLI\u5e94\u7528\u7a0b\u5e8f\u7684\u5165\u53e3\u3002\u901a\u8fc7CConsoleCommand\u7c7b\uff0c\u6211\u4eec\u53ef\u4ee5\u5b9a\u4e49\u81ea\u5df1\u7684\u547d\u4ee4\uff0c\u5b9e\u73b0\u6570\u636e\u7684\u6279\u91cf\u5904\u7406\u3002 \u4ee5\u4e0b\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u6279\u5904\u7406\u793a\u4f8b\uff0c\u7528\u4e8e\u5904\u74061000\u6761\u6570\u636e\uff1a class MyCommand extends CConsoleCommand { public function actionIndex() { for ($i = 0; $i <p>\u6211\u4eec\u53ef\u4ee5\u5728\u63a7\u5236\u53f0\u4e2d\u8f93\u5165\u4ee5\u4e0b\u547d\u4ee4\u6765\u6267\u884c\u6279\u5904\u7406\u64cd\u4f5c\uff1a<\/p><pre class=”brush:php;toolbar:false;”>yiic mycommand \u767b\u5f55\u540e\u590d\u5236 \u4ee5\u4e0a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u53ea\u662f\u7b80\u5355\u5730\u4f7f\u7528\u4e86for\u5faa\u73af\u6765\u6a21\u62df\u6279\u91cf\u5904\u7406\u6570\u636e\u7684\u8fc7\u7a0b\uff0c\u5b9e\u9645\u4e0a\u9700\u8981\u5904\u7406\u7684\u6570\u636e\u53ef\u80fd\u4f1a\u66f4\u52a0\u590d\u6742\uff0c\u9700\u8981\u7ed3\u5408\u5177\u4f53\u7684\u4e1a\u52a1\u903b\u8f91\u8fdb\u884c\u5b9e\u73b0\u3002 \u4e09\u3001\u4f18\u5316\u6279\u5904\u7406\u7684\u6570\u636e\u5904\u7406\u6548\u7387 \u5728\u5927\u91cf\u6570\u636e\u7684\u5904\u7406\u8fc7\u7a0b\u4e2d\uff0c\u5982\u4f55\u63d0\u9ad8\u6570\u636e\u5904\u7406\u7684\u6548\u7387\u662f\u4e00\u4e2a\u975e\u5e38\u91cd\u8981\u7684\u95ee\u9898\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u53ef\u4ee5\u4f18\u5316\u6279\u5904\u7406\u6548\u7387\u7684\u65b9\u6cd5\uff1a 1.\u5229\u7528\u6570\u636e\u5e93\u7684\u4e8b\u52a1\u5904\u7406\u673a\u5236 \u5728\u6279\u5904\u7406\u64cd\u4f5c\u4e2d\uff0c\u5982\u679c\u6211\u4eec\u9700\u8981\u6267\u884c\u5927\u91cf\u7684\u6570\u636e\u5e93\u64cd\u4f5c\uff0c\u6bcf\u6b21\u6267\u884c\u90fd\u4f1a\u5f88\u6162\uff0c\u6b64\u65f6\u6211\u4eec\u53ef\u4ee5\u5229\u7528\u6570\u636e\u5e93\u7684\u4e8b\u52a1\u5904\u7406\u673a\u5236\u6765\u63d0\u5347\u6548\u7387\u3002\u4e8b\u52a1\u5904\u7406\u53ef\u4ee5\u5c06\u591a\u4e2a\u6570\u636e\u5e93\u64cd\u4f5c\u653e\u5728\u540c\u4e00\u4e2a\u4e8b\u52a1\u4e2d\u8fdb\u884c\u5904\u7406\uff0c\u5f53\u6240\u6709\u64cd\u4f5c\u90fd\u5b8c\u6210\u65f6\uff0c\u4e00\u6b21\u6027\u63d0\u4ea4\u4e8b\u52a1\uff0c\u8fd9\u6837\u53ef\u4ee5\u51cf\u5c11\u6570\u636e\u5e93\u64cd\u4f5c\u7684\u6b21\u6570\u3002 2.\u5206\u6279\u5904\u7406\u6570\u636e \u6570\u636e\u91cf\u592a\u5927\u65f6\uff0c\u53ef\u80fd\u4f1a\u5bfc\u81f4\u5185\u5b58\u6ea2\u51fa\uff0c\u6b64\u65f6\u6211\u4eec\u53ef\u4ee5\u5c06\u6570\u636e\u5206\u6279\u5904\u7406\uff0c\u6bcf\u6b21\u53ea\u5904\u7406\u4e00\u5b9a\u91cf\u7684\u6570\u636e\u3002\u5bf9\u4e8eMySQL\u6570\u636e\u5e93\u800c\u8a00\uff0c\u53ef\u4ee5\u4f7f\u7528limit\u8bed\u53e5\u6765\u5206\u6279\u8bfb\u53d6\u6570\u636e\uff0c\u5982\uff1a $batchSize = 100; $totalRows = MyTable::model()-&gt;count(); for ($offset = 0; $offset findAll([ ‘order’ =&gt; ‘id ASC’, ‘limit’ =&gt; $batchSize, ‘offset’ =&gt; $offset, ]); foreach […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"class_list":["post-23959","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/23959","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=23959"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/23959\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=23959"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=23959"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=23959"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}