{"id":175718,"date":"2024-05-08T18:56:40","date_gmt":"2024-05-08T10:56:40","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/175718.html"},"modified":"2024-05-08T18:56:52","modified_gmt":"2024-05-08T10:56:52","slug":"python%ef%bc%8cdjango%e5%a6%82%e4%bd%95%e5%a4%84%e7%90%86%e7%99%be%e4%b8%87%e6%9d%a1%e6%95%b0%e6%8d%ae%e5%86%99%e5%85%a5%e5%88%b0%e6%95%b0%e6%8d%ae%e5%ba%93","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/175718.html","title":{"rendered":"Python\uff0cDjango\u5982\u4f55\u5904\u7406\u767e\u4e07\u6761\u6570\u636e\u5199\u5165\u5230\u6570\u636e\u5e93"},"content":{"rendered":"

\"Python\uff0cDjango\u5982\u4f55\u5904\u7406\u767e\u4e07\u6761\u6570\u636e\u5199\u5165\u5230\u6570\u636e\u5e93\"<\/p>\n

\u5904\u7406\u767e\u4e07\u6761\u6570\u636e\u5199\u5165\u5230\u6570\u636e\u5e93\uff0c\u7279\u522b\u662f\u5728\u4f7f\u7528Python\u548cDjango\u6846\u67b6\u65f6\uff0c\u9700\u8981\u91c7\u53d6\u591a\u79cd\u7b56\u7565\u4ee5\u63d0\u9ad8\u6027\u80fd\u4e0e\u6548\u7387\u3002\u8fd9\u4e9b\u6838\u5fc3\u7b56\u7565\u5305\u62ec\u6279\u91cf\u64cd\u4f5c\u3001\u6570\u636e\u5e93\u7d22\u5f15\u4f18\u5316\u3001\u5f02\u6b65\u4efb\u52a1\u5904\u7406\u3001\u5185\u5b58\u4f18\u5316\u6280\u672f\u3001\u4e8b\u52a1\u7ba1\u7406<\/strong>\u3002\u7279\u522b\u662f\u6279\u91cf\u64cd\u4f5c<\/strong>\uff0c\u80fd\u663e\u8457\u51cf\u5c11\u6570\u636e\u5e93\u7684IO\u64cd\u4f5c\u6b21\u6570\uff0c\u4ece\u800c\u63d0\u5347\u5199\u5165\u6027\u80fd\u3002\u6279\u91cf\u64cd\u4f5c\u4f7f\u5f97\u5e94\u7528\u53ef\u4ee5\u5728\u5355\u4e2a\u67e5\u8be2\u4e2d\u63d2\u5165\u3001\u66f4\u65b0\u6216\u5220\u9664\u591a\u6761\u8bb0\u5f55\uff0c\u76f8\u8f83\u4e8e\u9010\u6761\u5904\u7406\u6570\u636e\uff0c\u8fd9\u79cd\u65b9\u5f0f\u5927\u5927\u51cf\u5c11\u4e86\u4e0e\u6570\u636e\u5e93\u7684\u4ea4\u4e92\u6b21\u6570\uff0c\u964d\u4f4e\u4e86\u7f51\u7edc\u5ef6\u8fdf\uff0c\u63d0\u9ad8\u4e86\u6570\u636e\u5904\u7406\u7684\u901f\u5ea6\u3002<\/p>\n<\/p>\n

\u4e00\u3001\u6279\u91cf\u64cd\u4f5c<\/h2>\n<\/p>\n

\u6279\u91cf\u64cd\u4f5c\u662f\u5904\u7406\u5927\u6279\u6570\u636e\u7684\u6709\u6548\u65b9\u5f0f\u4e4b\u4e00\u3002Django ORM \u63d0\u4f9b\u4e86 bulk_create<\/code> \u548c bulk_update<\/code> \u7b49\u51fd\u6570\u6765\u652f\u6301\u6279\u91cf\u5199\u5165\u548c\u66f4\u65b0\u64cd\u4f5c\u3002\u5f53\u9762\u5bf9\u767e\u4e07\u7ea7\u6570\u636e\u5199\u5165\u9700\u6c42\u65f6\uff0c\u5e94\u5c3d\u53ef\u80fd\u5229\u7528\u8fd9\u4e9b\u65b9\u6cd5\u3002<\/p>\n<\/p>\n

\u4f7f\u7528bulk_create<\/code>\u65b9\u6cd5\u65f6\uff0c\u53ef\u4ee5\u4e00\u6b21\u6027\u5c06\u5217\u8868\u4e2d\u7684\u6a21\u578b\u5b9e\u4f8b\u4fdd\u5b58\u5230\u6570\u636e\u5e93\uff0c\u8fd9\u6bd4\u9010\u4e00\u521b\u5efa\u5bf9\u8c61\u518d\u4fdd\u5b58\u5230\u6570\u636e\u5e93\u8981\u9ad8\u6548\u5f97\u591a\u3002\u53e6\u4e00\u65b9\u9762\uff0cbulk_update<\/code>\u5141\u8bb8\u540c\u65f6\u66f4\u65b0\u591a\u4e2a\u5bf9\u8c61\uff0c\u800c\u4e0d\u9700\u8981\u5bf9\u6bcf\u4e2a\u5bf9\u8c61\u5206\u522b\u8c03\u7528.save()<\/code>\u65b9\u6cd5\u3002\u8fd9\u4e24\u79cd\u65b9\u6cd5\u90fd\u80fd\u663e\u8457\u51cf\u5c11\u6570\u636e\u5e93I\/O\u64cd\u4f5c\uff0c\u4ece\u800c\u52a0\u5feb\u6570\u636e\u5904\u7406\u901f\u5ea6\u3002<\/p>\n<\/p>\n

\u4e8c\u3001\u6570\u636e\u5e93\u7d22\u5f15\u4f18\u5316<\/h2>\n<\/p>\n

\u6b63\u786e\u8bbe\u7f6e\u6570\u636e\u5e93\u7d22\u5f15\u5bf9\u4e8e\u63d0\u9ad8\u5927\u89c4\u6a21\u6570\u636e\u5199\u5165\u6027\u80fd\u81f3\u5173\u91cd\u8981\u3002\u7d22\u5f15\u53ef\u4ee5\u52a0\u5feb\u67e5\u8be2\u901f\u5ea6\uff0c\u4f46\u8fc7\u591a\u7684\u7d22\u5f15\u4f1a\u964d\u4f4e\u5199\u64cd\u4f5c\u7684\u6027\u80fd<\/strong>\uff0c\u56e0\u4e3a\u6bcf\u6b21\u6570\u636e\u53d8\u52a8\u65f6\uff0c\u7d22\u5f15\u4e5f\u9700\u8981\u66f4\u65b0\u3002\u9488\u5bf9\u767e\u4e07\u6761\u6570\u636e\u5199\u5165\u7684\u60c5\u5f62\uff0c\u5e94\u8c28\u614e\u8bbe\u8ba1\u7d22\u5f15\uff0c\u5e76\u5728\u6570\u636e\u5199\u5165\u5b8c\u6210\u540e\uff0c\u5bf9\u7d22\u5f15\u8fdb\u884c\u4f18\u5316\u6216\u91cd\u5efa\u3002<\/p>\n<\/p>\n

\u5728\u8bbe\u8ba1\u7d22\u5f15\u65f6\uff0c\u5e94\u8003\u8651\u54ea\u4e9b\u5217\u662f\u67e5\u8be2\u4e2d\u7684\u5173\u952e\u5217\uff0c\u6bd4\u5982\u5e38\u4f5c\u4e3a\u641c\u7d22\u6761\u4ef6\u7684\u5217\u3002\u6b64\u5916\uff0c\u8fd8\u5e94\u907f\u514d\u5728\u9891\u7e41\u53d8\u52a8\u7684\u5217\u4e0a\u521b\u5efa\u7d22\u5f15\uff0c\u4ee5\u51cf\u5c11\u7ef4\u62a4\u7d22\u5f15\u7684\u6210\u672c\u3002<\/p>\n<\/p>\n

\u4e09\u3001\u5f02\u6b65\u4efb\u52a1\u5904\u7406<\/h2>\n<\/p>\n

\u5f53\u5904\u7406\u5927\u91cf\u6570\u636e\u5199\u5165\u65f6\uff0c\u5e94\u8003\u8651\u4f7f\u7528\u5f02\u6b65\u4efb\u52a1\u6765\u907f\u514d\u963b\u585e\u4e3b\u7ebf\u7a0b\u3002Django\u901a\u8fc7Celery\u7b49\u7b2c\u4e09\u65b9\u5e93\u652f\u6301\u5f02\u6b65\u4efb\u52a1\u5904\u7406<\/strong>\uff0c\u53ef\u4ee5\u5c06\u6570\u636e\u5199\u5165\u64cd\u4f5c\u653e\u5728\u540e\u53f0\u4efb\u52a1\u4e2d\u6267\u884c\u3002\u8fd9\u6837\u505a\u4e0d\u4ec5\u53ef\u4ee5\u63d0\u5347\u7528\u6237\u4f53\u9a8c\uff0c\u907f\u514d\u957f\u65f6\u95f4\u7b49\u5f85\uff0c\u8fd8\u53ef\u4ee5\u901a\u8fc7\u5e76\u53d1\u6267\u884c\u4f18\u5316\u6027\u80fd\u3002<\/p>\n<\/p>\n

\u8bbe\u7f6e\u5f02\u6b65\u4efb\u52a1\u65f6\uff0c\u53ef\u4ee5\u7ed3\u5408\u6d88\u606f\u961f\u5217\uff08\u5982RabbitMQ\u6216Redis\uff09\u6765\u7ba1\u7406\u4efb\u52a1\u961f\u5217\uff0c\u4ece\u800c\u6709\u6548\u5206\u914d\u7cfb\u7edf\u8d44\u6e90\uff0c\u5e73\u8861\u52a0\u8f7d\uff0c\u63d0\u9ad8\u6570\u636e\u5904\u7406\u6548\u7387\u3002<\/p>\n<\/p>\n

\u56db\u3001\u5185\u5b58\u4f18\u5316\u6280\u672f<\/h2>\n<\/p>\n

\u5728\u5904\u7406\u5927\u6279\u91cf\u6570\u636e\u5199\u5165\u64cd\u4f5c\u65f6\uff0c\u4f18\u5316\u5185\u5b58\u4f7f\u7528\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u5408\u7406\u7ba1\u7406\u5185\u5b58\uff0c\u907f\u514d\u4e0d\u5fc5\u8981\u7684\u5185\u5b58\u6d6a\u8d39<\/strong>\uff0c\u53ef\u4ee5\u8ba9\u5e94\u7528\u5904\u7406\u66f4\u591a\u7684\u6570\u636e\uff0c\u540c\u65f6\u964d\u4f4e\u7cfb\u7edf\u7684\u538b\u529b\u3002\u4f8b\u5982\uff0c\u4f7f\u7528\u751f\u6210\u5668\uff08generator\uff09\u66ff\u4ee3\u5217\u8868\uff08list\uff09\u6765\u5904\u7406\u6570\u636e\u6d41\uff0c\u56e0\u4e3a\u751f\u6210\u5668\u4e0d\u9700\u8981\u4e00\u6b21\u6027\u52a0\u8f7d\u6240\u6709\u6570\u636e\u5230\u5185\u5b58\u4e2d\u3002<\/p>\n<\/p>\n

\u53e6\u4e00\u65b9\u9762\uff0c\u5b9a\u671f\u6e05\u7406\u4e0d\u518d\u4f7f\u7528\u7684\u6570\u636e\u6216\u5bf9\u8c61\uff0c\u624b\u52a8\u8c03\u7528\u5783\u573e\u6536\u96c6\uff0c\u4e5f\u53ef\u4ee5\u5e2e\u52a9\u51cf\u5c11\u5185\u5b58\u7684\u5360\u7528\uff0c\u63d0\u9ad8\u6570\u636e\u5904\u7406\u7684\u6548\u7387\u3002<\/p>\n<\/p>\n

\u4e94\u3001\u4e8b\u52a1\u7ba1\u7406<\/h2>\n<\/p>\n

\u5408\u7406\u4f7f\u7528\u6570\u636e\u5e93\u4e8b\u52a1\u5bf9\u4e8e\u786e\u4fdd\u6570\u636e\u4e00\u81f4\u6027\u548c\u4f18\u5316\u6027\u80fd\u540c\u6837\u91cd\u8981\u3002\u5728Django\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528@transaction.atomic<\/code>\u88c5\u9970\u5668\u6765\u63a7\u5236\u4e8b\u52a1\u7684\u8303\u56f4<\/strong>\uff0c\u786e\u4fdd\u5728\u4e00\u4e2a\u4e8b\u52a1\u5185\u5b8c\u6210\u6240\u6709\u7684\u6570\u636e\u64cd\u4f5c\u3002\u5bf9\u4e8e\u767e\u4e07\u7ea7\u6570\u636e\u7684\u6279\u91cf\u5199\u5165\uff0c\u53ef\u4ee5\u5c06\u6570\u636e\u5206\u6279\u5904\u7406\uff0c\u6bcf\u6279\u6b21\u64cd\u4f5c\u4f5c\u4e3a\u4e00\u4e2a\u4e8b\u52a1\u63d0\u4ea4\u3002\u8fd9\u6837\u505a\u65e2\u4fdd\u8bc1\u4e86\u6570\u636e\u7684\u4e00\u81f4\u6027\uff0c\u53c8\u907f\u514d\u4e86\u5355\u4e2a\u4e8b\u52a1\u8fc7\u5927\u5bfc\u81f4\u7684\u6027\u80fd\u95ee\u9898\u3002<\/p>\n<\/p>\n

\u4e8b\u52a1\u7684\u53e6\u4e00\u4e2a\u91cd\u8981\u65b9\u9762\u662f\u9694\u79bb\u7ea7\u522b\u7684\u9009\u62e9\u3002\u4e8b\u52a1\u7684\u9694\u79bb\u7ea7\u522b\u51b3\u5b9a\u4e86\u4e00\u6b21\u4e8b\u52a1\u4e2d\u53ef\u4ee5\u770b\u5230\u5176\u4ed6\u4e8b\u52a1\u7684\u54ea\u4e9b\u4fee\u6539\u3002\u9009\u62e9\u9002\u5f53\u7684\u9694\u79bb\u7ea7\u522b\uff0c\u53ef\u4ee5\u907f\u514d\u4e0d\u5fc5\u8981\u7684\u9501\u5b9a\uff0c\u63d0\u9ad8\u5e76\u53d1\u6027\u80fd\u3002<\/p>\n<\/p>\n

\u7efc\u4e0a\u6240\u8ff0\uff0c\u901a\u8fc7\u5b9e\u65bd\u8fd9\u4e9b\u7b56\u7565\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u5904\u7406Python\u548cDjango\u5728\u9762\u5bf9\u767e\u4e07\u6761\u6570\u636e\u5199\u5165\u5230\u6570\u636e\u5e93\u65f6\u7684\u6311\u6218\uff0c\u5b9e\u73b0\u9ad8\u6548\u3001\u7a33\u5b9a\u7684\u6570\u636e\u5904\u7406\u6027\u80fd\u3002<\/p>\n<\/p>\n

\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n

1. \u5982\u4f55\u4f7f\u7528Python\u548cDjango\u5904\u7406\u5927\u91cf\u6570\u636e\u5e76\u5199\u5165\u6570\u636e\u5e93\uff1f<\/strong><\/p>\n

\u5904\u7406\u5927\u91cf\u6570\u636e\u5199\u5165\u6570\u636e\u5e93\u7684\u65b9\u6cd5\u6709\u8bb8\u591a\uff0c\u4f46\u662f\u4f7f\u7528Python\u548cDjango\u53ef\u4ee5\u7b80\u5316\u8fd9\u4e2a\u8fc7\u7a0b\u3002\u9996\u5148\uff0c\u786e\u4fdd\u4f60\u7684\u6570\u636e\u5e93\u8868\u7ed3\u6784\u5df2\u7ecf\u5efa\u597d\uff0c\u7136\u540e\u5728Django\u7684\u6a21\u578b\u4e2d\u5b9a\u4e49\u597d\u5bf9\u5e94\u7684\u5b57\u6bb5\u3002\u63a5\u4e0b\u6765\uff0c\u4f60\u53ef\u4ee5\u4f7f\u7528Python\u7684\u5faa\u73af\u548c\u6761\u4ef6\u8bed\u53e5\u6765\u5904\u7406\u6570\u636e\uff0c\u5e76\u4f7f\u7528Django\u7684ORM\u529f\u80fd\u6765\u6267\u884c\u6570\u636e\u5e93\u5199\u5165\u64cd\u4f5c\u3002\u4e3a\u4e86\u63d0\u9ad8\u6548\u7387\uff0c\u53ef\u4ee5\u8003\u8651\u4f7f\u7528Django\u7684\u6279\u91cf\u63d2\u5165\u529f\u80fd\uff0c\u5c06\u591a\u6761\u6570\u636e\u4e00\u6b21\u6027\u5199\u5165\u6570\u636e\u5e93\uff0c\u800c\u4e0d\u662f\u9010\u6761\u63d2\u5165\u3002<\/p>\n

2. \u5728\u5904\u7406\u767e\u4e07\u6761\u6570\u636e\u5199\u5165\u5230\u6570\u636e\u5e93\u65f6\uff0c\u5982\u4f55\u4f18\u5316Python\u548cDjango\u7684\u6027\u80fd\uff1f<\/strong><\/p>\n

\u5904\u7406\u5927\u91cf\u6570\u636e\u5199\u5165\u6570\u636e\u5e93\u65f6\uff0c\u4f18\u5316\u6027\u80fd\u975e\u5e38\u91cd\u8981\u3002\u9996\u5148\uff0c\u53ef\u4ee5\u4f7f\u7528Python\u7684\u751f\u6210\u5668\u6765\u907f\u514d\u4e00\u6b21\u6027\u52a0\u8f7d\u6240\u6709\u6570\u636e\u5230\u5185\u5b58\u4e2d\uff0c\u800c\u662f\u9010\u6761\u751f\u6210\u6570\u636e\u5e76\u5199\u5165\u6570\u636e\u5e93\u3002\u5176\u6b21\uff0c\u53ef\u4ee5\u4f7f\u7528Django\u7684bulk_create()\u65b9\u6cd5\u6765\u6279\u91cf\u63d2\u5165\u6570\u636e\uff0c\u51cf\u5c11\u6570\u636e\u5e93\u8bbf\u95ee\u7684\u6b21\u6570\u3002\u53e6\u5916\uff0c\u53ef\u4ee5\u4f7f\u7528\u6570\u636e\u5e93\u7684\u7d22\u5f15\u6765\u4f18\u5316\u67e5\u8be2\u901f\u5ea6\uff0c\u786e\u4fdd\u5728\u63d2\u5165\u6570\u636e\u524d\u5148\u521b\u5efa\u597d\u7d22\u5f15\u3002\u6b64\u5916\uff0c\u53ef\u4ee5\u8003\u8651\u4f7f\u7528\u5f02\u6b65\u4efb\u52a1\u961f\u5217\u6765\u5904\u7406\u6570\u636e\u5199\u5165\u64cd\u4f5c\uff0c\u4ee5\u51cf\u8f7b\u4e3b\u7a0b\u5e8f\u7684\u8d1f\u62c5\u3002<\/p>\n

3. \u5982\u4f55\u5904\u7406\u5728\u5199\u5165\u767e\u4e07\u6761\u6570\u636e\u8fc7\u7a0b\u4e2d\u51fa\u73b0\u7684\u9519\u8bef\u548c\u5f02\u5e38\uff1f<\/strong><\/p>\n

\u5728\u5904\u7406\u5927\u91cf\u6570\u636e\u5199\u5165\u6570\u636e\u5e93\u65f6\uff0c\u96be\u514d\u4f1a\u9047\u5230\u9519\u8bef\u548c\u5f02\u5e38\u3002\u4e3a\u4e86\u5904\u7406\u8fd9\u4e9b\u60c5\u51b5\uff0c\u53ef\u4ee5\u4f7f\u7528Python\u7684try-except\u8bed\u53e5\u6765\u6355\u83b7\u5f02\u5e38\uff0c\u5e76\u5728\u53d1\u751f\u5f02\u5e38\u65f6\u8fdb\u884c\u76f8\u5e94\u7684\u5904\u7406\uff0c\u4f8b\u5982\u8bb0\u5f55\u9519\u8bef\u65e5\u5fd7\u6216\u8005\u56de\u6eda\u6570\u636e\u5e93\u64cd\u4f5c\u3002\u6b64\u5916\uff0c\u53ef\u4ee5\u4f7f\u7528Django\u7684\u4e8b\u52a1\u529f\u80fd\u6765\u786e\u4fdd\u6570\u636e\u7684\u4e00\u81f4\u6027\uff0c\u5373\u5c06\u4e00\u7cfb\u5217\u6570\u636e\u5e93\u64cd\u4f5c\u5305\u88c5\u5728\u4e00\u4e2a\u4e8b\u52a1\u4e2d\uff0c\u5982\u679c\u5176\u4e2d\u6709\u4efb\u4f55\u64cd\u4f5c\u5931\u8d25\uff0c\u5219\u5c06\u6574\u4e2a\u4e8b\u52a1\u56de\u6eda\u3002\u8fd9\u6837\u53ef\u4ee5\u4fdd\u8bc1\u6570\u636e\u7684\u5b8c\u6574\u6027\uff0c\u540c\u65f6\u4e5f\u53ef\u4ee5\u51cf\u5c11\u4e0d\u5fc5\u8981\u7684\u6570\u636e\u5e93\u8bbf\u95ee\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u5904\u7406\u767e\u4e07\u6761\u6570\u636e\u5199\u5165\u5230\u6570\u636e\u5e93\uff0c\u7279\u522b\u662f\u5728\u4f7f\u7528Python\u548cDjango\u6846\u67b6\u65f6\uff0c\u9700\u8981\u91c7\u53d6\u591a\u79cd\u7b56\u7565\u4ee5\u63d0\u9ad8\u6027\u80fd\u4e0e\u6548\u7387\u3002\u8fd9 […]","protected":false},"author":3,"featured_media":175741,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[37],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/175718"}],"collection":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/comments?post=175718"}],"version-history":[{"count":0,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/175718\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/175741"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=175718"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=175718"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=175718"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}