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class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d7cd1913a08637a69de9c\/31-0.png\" alt=\"image.png\" \/><\/div>\n<p>\u9664\u6b64\u4e4b\u5916\uff0cFlink\u8fd8\u9700\u8981\u50cfFLIP-36\u4e00\u6837\u7684\u4ea4\u4e92\u5f0f\u7f16\u7a0b\u3002\u6b64\u5916\uff0c\u4e3a\u786e\u4fddFlink\u6b63\u5e38\u8fd0\u884c\uff0c\u9700\u8981\u5728API\u8bbe\u8ba1\u65b9\u9762\uff0c\u7279\u522b\u662f\u591a\u8bed\u8a00\u652f\u6301\u65b9\u9762\u4fdd\u8bc1\u8bed\u4e49\u7684\u4e00\u81f4\u6027\u3002\u7531\u4e8eApache Beam\u7684\u73b0\u6709\u67b6\u6784\u65e0\u6cd5\u6ee1\u8db3\u8fd9\u4e9b\u8981\u6c42\uff0c\u56e0\u6b64Py4J\u6210\u4e3a\u652f\u6301PyVM\u548cJVM\u4e4b\u95f4\u901a\u4fe1\u7684\u6700\u4f73\u9009\u62e9\u663e\u800c\u6613\u89c1\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d7cd1913a08637a69de9c\/33-0.png\" alt=\"image.png\" \/><\/div>\n<h4>\u6280\u8853\u67b6\u6784<\/h4>\n<p>\u5728\u5efa\u7acbPyVM\u548cJVM\u4e4b\u95f4\u7684\u901a\u4fe1\u540e\uff0c\u5df2\u7ecf\u5b9e\u73b0\u4e86\u4f7fPython\u7528\u6237\u80fd\u591f\u4f7f\u7528Flink\u529f\u80fd\u7684\u521d\u59cb\u76ee\u6807\u3002\u8fd9\u5728Flink\u7248\u672c1.9\u4e2d\u5df2\u7ecf\u5b9e\u73b0\u3002\u73b0\u5728\u8ba9\u6211\u4eec\u6765\u770b\u4e00\u4e0bFlink\u7248\u672c1.9\u7684PyFlink API\u67b6\u6784\u3002<\/p>\n<p>\u5728Flink1.9\u7248\u672c\u4e2d\uff0c\u901a\u8fc7\u4f7f\u7528Py4J\u5b9e\u73b0\u4e86\u865a\u62df\u673a\u95f4\u901a\u4fe1\u3002\u542f\u7528\u4e86PyVM\u7684\u7f51\u5173\u548cJVM\u7684\u7f51\u5173\u670d\u52a1\u5668\uff0c\u4f7f\u5176\u80fd\u591f\u63a5\u6536Python\u8bf7\u6c42\u3002\u6b64\u5916\uff0cPython API\u8fd8\u63d0\u4f9b\u4e86TableENV\u548cTable\u7b49\u5bf9\u8c61\uff0c\u4e0eJava API\u63d0\u4f9b\u7684\u5bf9\u8c61\u76f8\u540c\u3002\u56e0\u6b64\uff0c\u5728\u7f16\u5199Python API\u65f6\u7684\u5173\u952e\u662f\u5982\u4f55\u8c03\u7528Java 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\/><\/div>\n<h4>\u5728Flink\u4e0a\u6267\u884cPython\u7684\u5206\u6790\u548c\u8ba1\u7b97\u529f\u80fd<\/h4>\n<p>\u5728\u4e4b\u524d\u7684\u7ae0\u8282\u4e2d\uff0c\u6211\u4eec\u8bf4\u660e\u4e86\u5982\u4f55\u8ba9Python\u7528\u6237\u80fd\u591f\u5229\u7528Flink\u7684\u529f\u80fd\u3002\u5728\u8fd9\u91cc\uff0c\u6211\u4eec\u5c06\u4ecb\u7ecd\u5728Flink\u4e0a\u6267\u884cPython\u51fd\u6570\u7684\u65b9\u6cd5\u3002\u4e00\u822c\u6765\u8bf4\uff0c\u8981\u5728Flink\u4e0a\u6267\u884cPython\u51fd\u6570\u6709\u4e24\u79cd\u65b9\u6cd5\uff1a<\/p>\n<p>\u9009\u62e9\u4ee3\u8868\u6027\u7684Python\u7c7b\u5e93\uff0c\u5e76\u5c06\u5176API\u6dfb\u52a0\u5230PyFlink\u4e2d\u3002\u7531\u4e8ePython\u62e5\u6709\u592a\u591a\u7684\u7c7b\u5e93\uff0c\u6240\u4ee5\u8be5\u65b9\u6cd5\u53ef\u80fd\u9700\u8981\u4e00\u4e9b\u65f6\u95f4\u3002\u5728\u5c06API\u6574\u5408\u4e4b\u524d\uff0c\u6211\u4eec\u9700\u8981\u4f18\u5316Python\u7684\u6267\u884c\u6548\u7387\u3002<\/p>\n<p>2\u3001\u6839\u636e\u73b0\u6709\u7684Flink Table 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Runner\u4e0a\u7a33\u5b9a\u9ad8\u6548\u8fd0\u884c\u3002\u8fd9\u7b80\u5316\u4e86PyFlink UDF\u7684\u6267\u884c\u3002\u6b64\u5916\uff0cApache Beam\u5177\u6709API\u8c03\u7528\u548c\u7528\u6237\u5b9a\u4e49\u51fd\u6570\u6267\u884c\u7684\u89e3\u51b3\u65b9\u6848\u3002PyFlink\u4f7f\u7528Py4J\u5728API\u7ea7\u522b\u4e0a\u8fdb\u884c\u865a\u62df\u673a\u4e4b\u95f4\u7684\u901a\u4fe1\uff0c\u5e76\u4f7f\u7528Apache Beam\u7684\u53ef\u79fb\u690d\u6027\u6846\u67b6\u6765\u914d\u7f6e\u7528\u6237\u5b9a\u4e49\u51fd\u6570\u7684\u6267\u884c\u73af\u5883\u3002<\/p>\n<p>\u8fd9\u8868\u660e\u4e86PyFlink\u5728\u6280\u672f\u9009\u62e9\u4e0a\u4e25\u683c\u9075\u5b88\u4ee5\u6700\u5c0f\u6210\u672c\u5b9e\u73b0\u7ed9\u5b9a\u76ee\u6807\u7684\u539f\u5219\uff0c\u5e76\u59cb\u7ec8\u4f7f\u7528\u6700\u9002\u5408\u957f\u671f\u53d1\u5c55\u7684\u6280\u672f\u67b6\u6784\u3002\u5728\u4e0eApache Beam\u5408\u4f5c\u671f\u95f4\uff0c\u6211\u5df2\u5411Beam\u793e\u533a\u63d0\u4ea4\u4e8620\u591a\u4e2a\u4f18\u5316\u8865\u4e01\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d7cd1913a08637a69de9c\/51-0.png\" alt=\"image.png\" \/><\/div>\n<h4>\u7528\u6237\u5b9a\u4e49\u529f\u80fd\u67b6\u6784 (in simplified Chinese)<\/h4>\n<p>UDF\u67b6\u6784\u4e0d\u4ec5\u8981\u5b9e\u73b0PyVM\u4e0eJVM\u4e4b\u95f4\u7684\u901a\u4fe1\uff0c\u8fd8\u9700\u5728\u7f16\u8bd1\u548c\u6267\u884c\u9636\u6bb5\u6ee1\u8db3\u4e0d\u540c\u7684\u8981\u6c42\u3002\u5728\u4ee5\u4e0b\u7684PyLink\u7528\u6237\u5b9a\u4e49\u51fd\u6570\u67b6\u6784\u56fe\u4e2d\uff0cJVM\u7684\u64cd\u4f5c\u4ee5\u7eff\u8272\u8868\u793a\uff0cPyVM\u7684\u64cd\u4f5c\u4ee5\u84dd\u8272\u8868\u793a\u3002\u8ba9\u6211\u4eec\u770b\u4e00\u4e0b\u7f16\u8bd1\u4e2d\u7684\u672c\u5730\u8bbe\u8ba1\u3002\u672c\u5730\u8bbe\u8ba1\u4f9d\u8d56\u4e8e\u7eaf\u7cb9\u7684API\u6620\u5c04\u8c03\u7528\u3002\u6211\u4eec\u4f7f\u7528Py4J\u8fdb\u884cVM\u901a\u4fe1\u3002\u6bcf\u6b21\u8c03\u7528Python\u7684API\u65f6\uff0c\u76f8\u5e94\u7684Java\u7684API\u4e5f\u4f1a\u88ab\u540c\u6b65\u8c03\u7528\u3002<\/p>\n<p>\u4e3a\u4e86\u652f\u6301\u7528\u6237\u5b9a\u4e49\u7684\u51fd\u6570\uff0c\u9700\u8981\u7528\u6237\u5b9a\u4e49\u51fd\u6570\u6ce8\u518cAPI\uff08register_function\uff09\u3002\u5f53\u5b9a\u4e49Python\u7684\u7528\u6237\u5b9a\u4e49\u51fd\u6570\u65f6\uff0c\u8fd8\u9700\u8981\u4e00\u4e9b\u7b2c\u4e09\u65b9\u5e93\u3002\u56e0\u6b64\uff0c\u6dfb\u52a0\u4f9d\u8d56\u5173\u7cfb\u9700\u8981\u4e00\u7cfb\u5217\u7684\u9644\u52a0\u65b9\u6cd5\uff0c\u4f8b\u5982add_Python_file()\u3002\u5728\u7f16\u5199Python\u4f5c\u4e1a\u65f6\uff0c\u5728\u63d0\u4ea4\u4f5c\u4e1a\u4e4b\u524d\u8fd8\u9700\u8981\u8c03\u7528Java\u7684API\u6765\u521b\u5efaJobGraph\u3002\u7136\u540e\uff0c\u53ef\u4ee5\u901a\u8fc7CLI\u7b49\u591a\u79cd\u4e0d\u540c\u7684\u65b9\u5f0f\u5c06\u4f5c\u4e1a\u63d0\u4ea4\u5230\u96c6\u7fa4\u4e2d\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d7cd1913a08637a69de9c\/55-0.png\" alt=\"image.png\" \/><\/div>\n<p>\u8ba9\u6211\u4eec\u770b\u4e00\u4e0b\u5728\u8fd9\u79cd\u67b6\u6784\u4e0bPython API\u548cJava API\u662f\u5982\u4f55\u5de5\u4f5c\u7684\u3002\u5728Java\u65b9\u9762\uff0cJobMaster\u5c06\u4efb\u52a1\u5206\u914d\u7ed9TaskManager\uff0c\u5c31\u50cf\u666e\u901a\u7684Java\u4f5c\u4e1a\u4e00\u6837\uff0cTaskManager\u5728JVM\u548cPyVM\u4e0a\u6267\u884c\u6d89\u53ca\u64cd\u4f5c\u7b26\u7684\u4efb\u52a1\u3002\u5bf9\u4e8ePython\u7684\u7528\u6237\u5b9a\u4e49\u51fd\u6570\u64cd\u4f5c\u7b26\uff0c\u6211\u4eec\u9700\u8981\u8bbe\u8ba1\u5404\u79cdgRPC\u670d\u52a1\u7528\u4e8eJVM\u548cPyVM\u4e4b\u95f4\u7684\u901a\u4fe1\uff0c\u4f8b\u5982\u7528\u4e8e\u4e1a\u52a1\u6570\u636e\u901a\u4fe1\u7684DataService\u4ee5\u53ca\u7528\u4e8e\u8c03\u7528Java\u72b6\u6001\u540e\u7aef\u7684Python UDF\u7684StateService\u7b49\u3002\u6b64\u5916\uff0c\u8fd8\u63d0\u4f9b\u4e86\u8bb8\u591a\u5176\u4ed6\u670d\u52a1\uff0c\u5982\u65e5\u5fd7\u8bb0\u5f55\u548c\u6307\u6807\u7b49\u3002<\/p>\n<p>\u8fd9\u4e9b\u670d\u52a1\u662f\u57fa\u4e8eBeam\u7684Fn API\u6784\u5efa\u7684\u3002\u7528\u6237\u5b9a\u4e49\u7684\u51fd\u6570\u6700\u7ec8\u5728Python\u5de5\u4f5c\u5668\u4e0a\u6267\u884c\uff0c\u5e76\u4e14\u76f8\u5e94\u7684gRPC\u670d\u52a1\u5c06\u7ed3\u679c\u8fd4\u56de\u7ed9JVM\u5185\u7684Python\u7528\u6237\u5b9a\u4e49\u7684\u51fd\u6570\u64cd\u4f5c\u7b26\u3002Python\u5de5\u4f5c\u5668\u53ef\u4ee5\u4f5c\u4e3a\u8fdb\u7a0b\uff0c\u5728Docker\u5bb9\u5668\u5185\u751a\u81f3\u5916\u90e8\u670d\u52a1\u96c6\u7fa4\u4e2d\u8fd0\u884c\u3002\u8fd9\u4e2a\u6269\u5c55\u673a\u5236\u4e3a\u5c06PyFlink\u4e0e\u5176\u4ed6Python\u6846\u67b6\u6574\u5408\u63d0\u4f9b\u4e86\u575a\u5b9e\u7684\u57fa\u7840\u3002\u73b0\u5728\uff0c\u6211\u4eec\u5df2\u7ecf\u5bf9PyFlink 1.10\u5f15\u5165\u7684Python\u7528\u6237\u5b9a\u4e49\u51fd\u6570\u67b6\u6784\u6709\u4e86\u57fa\u672c\u7684\u7406\u89e3\uff0c\u8ba9\u6211\u4eec\u6765\u770b\u770b\u5b83\u7684\u597d\u5904\u3002<\/p>\n<p>\u9996\u5148\uff0c\u5b83\u662f\u4e00\u500b\u6210\u719f\u7684\u591a\u8a9e\u8a00\u652f\u6301\u6846\u67b6\u3002\u57fa\u65bcBeam\u7684\u67b6\u69cb\u80fd\u5920\u8f15\u9b06\u64f4\u5c55\u4ee5\u652f\u63f4\u5176\u4ed6\u8a9e\u8a00\u3002\u5176\u6b21\uff0c\u5b83\u652f\u6301\u6709\u72c0\u614b\u7684\u7528\u6236\u5b9a\u7fa9\u51fd\u6578\u3002Beam\u5c0d\u6709\u72c0\u614b\u7684\u670d\u52d9\u9032\u884c\u4e86\u62bd\u8c61\u5316\uff0c\u4e26\u4f7fPyFlink\u80fd\u5920\u8f15\u9b06\u652f\u6301\u6709\u72c0\u614b\u7684\u7528\u6236\u5b9a\u7fa9\u51fd\u6578\u3002\u7b2c\u4e09\uff0c\u6613\u65bc\u7dad\u8b77\u3002 Apache Beam\u548cApache Flink\u9019\u5169\u500b\u6d3b\u8e8d\u7684\u793e\u5340\u5171\u540c\u7dad\u8b77\u548c\u512a\u5316\u76f8\u540c\u7684\u6846\u67b6\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d7cd1913a08637a69de9c\/59-0.png\" alt=\"image.png\" \/><\/div>\n<h1>PyFlink \u7684\u4f7f\u7528\u65b9\u6cd5<\/h1>\n<p>\u8ba9\u6211\u4eec\u5148\u7406\u89e3PyFlink\u7684\u67b6\u6784\u548c\u80cc\u540e\u7684\u601d\u60f3\uff0c\u7136\u540e\u770b\u770bPyFlink\u7684\u5177\u4f53\u5e94\u7528\u573a\u666f\u3002<\/p>\n<h3>PyFlink\u7684\u5e94\u7528\u573a\u666f<\/h3>\n<p>PyFlink\u652f\u6301\u54ea\u4e9b\u4e1a\u52a1\u573a\u666f\uff1f\u6211\u4eec\u53ef\u4ee5\u4ece\u4e24\u4e2a\u89d2\u5ea6\u5206\u6790\u5176\u5e94\u7528\u573a\u666f\uff1aPython\u548cJava\u3002\u8bf7\u8bb0\u4f4f\uff0cPyFlink\u9002\u7528\u4e8e\u6240\u6709\u9002\u7528\u4e8eJava\u7684\u573a\u666f\u3002<br \/>\n1\u3001\u4e8b\u4ef6\u9a71\u52a8\u7684\u573a\u666f\uff0c\u5982\u70b9\u51fb\u519c\u573a\u6216\u76d1\u63a7\u3002<br \/>\n2\u3001\u6570\u636e\u5206\u6790\u7684\u573a\u666f\uff0c\u5982\u5e93\u5b58\u7ba1\u7406\u6216\u6570\u636e\u53ef\u89c6\u5316\u3002<br \/>\n3\u3001\u4e5f\u88ab\u79f0\u4e3aETL\u573a\u666f\u7684\u65e5\u5fd7\u5206\u6790\u548c\u6570\u636e\u6d41\u6c34\u7ebf\u3002<br \/>\n4\u3001\u673a\u5668\u5b66\u4e60\u7684\u573a\u666f\uff0c\u5982\u7cbe\u51c6\u63a8\u8350\u7b49\u3002<br \/>\n\u6240\u6709\u8fd9\u4e9b\u573a\u666f\u90fd\u53ef\u4ee5\u4f7f\u7528PyFlink\u3002PyFlink\u4e5f\u9002\u7528\u4e8e\u7279\u5b9a\u4e8ePython\u7684\u573a\u666f\uff0c\u4f8b\u5982\u79d1\u5b66\u8ba1\u7b97\u3002\u6709\u8fd9\u4e48\u591a\u7684\u5e94\u7528\u573a\u666f\uff0c\u4f60\u53ef\u80fd\u4f1a\u60f3\u77e5\u9053\u53ef\u4ee5\u4f7f\u7528\u54ea\u4e9b\u5177\u4f53\u7684PyFlink API\u3002\u56e0\u6b64\uff0c\u8ba9\u6211\u4eec\u73b0\u5728\u6765\u8c03\u67e5\u8fd9\u4e2a\u95ee\u9898\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d7cd1913a08637a69de9c\/64-0.png\" alt=\"image.png\" \/><\/div>\n<h3>PyFlink\u7684\u5b89\u88c5<\/h3>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d7cd1913a08637a69de9c\/66-0.png\" alt=\"image.png\" \/><\/div>\n<h3>PyFlink API \u53ef\u4ee5\u7528\u4ee5\u4e0b\u65b9\u5f0f\u6765\u7ffb\u8bd1\u6210\u4e2d\u6587\uff1a<\/h3>\n<p>PyFlink \u5e94\u7528\u7a0b\u5e8f\u63a5\u53e3<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d7cd1913a08637a69de9c\/68-0.png\" alt=\"image.png\" \/><\/div>\n<h3>\u5728 PyFlink \u4e2d\u5b9a\u4e49\u7528\u6237\u81ea\u5b9a\u4e49\u51fd\u6570<\/h3>\n<p>ScalarFunction\u53ef\u4ee5\u901a\u8fc7\u6dfb\u52a0\u66f4\u591a\u7684\u8f85\u52a9\u529f\u80fd\uff08\u4f8b\u5982\uff0c\u901a\u8fc7\u6dfb\u52a0\u6307\u6807\uff09\u6765\u6269\u5c55\u3002\u6b64\u5916\uff0cPyFlink\u7684\u7528\u6237\u51fd\u6570\u652f\u6301Python\u652f\u6301\u7684\u6240\u6709\u65b9\u6cd5\u5b9a\u4e49\uff0c\u5982lambda\u51fd\u6570\u3001\u547d\u540d\u51fd\u6570\u548c\u53ef\u8c03\u7528\u51fd\u6570\u7b49\u3002<\/p>\n<p>\u5f53\u60a8\u5b9a\u4e49\u4e86\u8fd9\u4e9b\u65b9\u6cd5\u4e4b\u540e\uff0c\u53ef\u4ee5\u4f7f\u7528PyFlink\u88c5\u9970\u5668\u8fdb\u884c\u6807\u8bb0\uff0c\u5e76\u63cf\u8ff0\u8f93\u5165\u8f93\u51fa\u7684\u6570\u636e\u7c7b\u578b\u3002\u6b64\u5916\uff0c\u4e3a\u4e86\u63a8\u65ad\u7c7b\u578b\uff0c\u8fd8\u53ef\u4ee5\u5229\u7528Python\u7684\u7c7b\u578b\u63d0\u793a\u529f\u80fd\u6765\u8fdb\u4e00\u6b65\u4f18\u5316\u4ee5\u540e\u7684\u7248\u672c\u3002\u901a\u8fc7\u4e0b\u9762\u7684\u793a\u4f8b\uff0c\u60a8\u53ef\u4ee5\u66f4\u597d\u5730\u7406\u89e3\u7528\u6237\u5b9a\u4e49\u51fd\u6570\u7684\u5b9a\u4e49\u65b9\u5f0f\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d7cd1913a08637a69de9c\/72-0.png\" alt=\"image.png\" \/><\/div>\n<h3>\u4e00\u4e2a\u4f8b\u5b50\u662f\u5b9a\u4e49\u4e86\u4e00\u4e2aPython\u7528\u6237\u81ea\u5b9a\u4e49\u51fd\u6570\u3002<\/h3>\n<p>\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u6211\u4eec\u5c06\u5bf9\u4e24\u4e2a\u6570\u5b57\u8fdb\u884c\u76f8\u52a0\u3002\u6211\u4eec\u9700\u8981\u5bfc\u5165\u5fc5\u8981\u7684\u7c7b\uff0c\u5e76\u5b9a\u4e49\u4e0a\u8ff0\u51fd\u6570\u3002\u8fd9\u4e2a\u4f8b\u5b50\u975e\u5e38\u7b80\u5355\u660e\u4e86\uff0c\u8ba9\u6211\u4eec\u7ee7\u7eed\u8fdb\u884c\u5b9e\u9645\u7684\u60c5\u51b5\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d7cd1913a08637a69de9c\/75-0.png\" alt=\"image.png\" \/><\/div>\n<h3>\u5728PyFlink\u4e2d\uff1a\u963f\u91cc\u5df4\u5df4\u4e91CDN\u5b9e\u65f6\u65e5\u5fd7\u5206\u6790\u3002<\/h3>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d7cd1913a08637a69de9c\/77-0.png\" alt=\"image.png\" \/><\/div>\n<h4>\u5fc5\u9700\u8981\u7684\u6761\u4ef6<\/h4>\n<p>\u6211\u4eec\u5728\u4fbf\u5b9c\u4e0a\u5c06\u5b9e\u9645\u4e1a\u52a1\u7edf\u8ba1\u8981\u6c42\u7b80\u5316\u4e86\u3002\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u6211\u4eec\u6309\u5730\u533a\u6536\u96c6\u4e86\u9875\u9762\u6d4f\u89c8\u6570\u3001\u4e0b\u8f7d\u6570\u548c\u4e0b\u8f7d\u901f\u5ea6\u7684\u7edf\u8ba1\u6570\u636e\u3002\u6570\u636e\u7684\u683c\u5f0f\u53ea\u9009\u62e9\u4e86\u6838\u5fc3\u5b57\u6bb5\u3002\u4f8b\u5982\uff0cUUID\u662f\u552f\u4e00\u7684\u65e5\u5fd7ID\uff0cclient_ip\u662f\u8bbf\u95ee\u6765\u6e90\uff0crequest_time\u662f\u8d44\u6e90\u7684\u4e0b\u8f7d\u65f6\u95f4\uff0cresponse_size\u8868\u793a\u8d44\u6e90\u7684\u6570\u636e\u5927\u5c0f\u3002\u5c3d\u7ba1\u9700\u8981\u6536\u96c6\u6309\u5730\u533a\u7edf\u8ba1\u7684\u6570\u636e\uff0c\u4f46\u539f\u59cb\u65e5\u5fd7\u4e2d\u6ca1\u6709\u5305\u542b\u5730\u533a\u5b57\u6bb5\u3002\u56e0\u6b64\uff0c\u6211\u4eec\u9700\u8981\u5b9a\u4e49\u4e00\u4e2aPython UDF\u6765\u6839\u636eclient_ip\u67e5\u8be2\u6bcf\u4e2a\u6570\u636e\u70b9\u6240\u5c5e\u7684\u5730\u57df\u3002\u8ba9\u6211\u4eec\u5206\u6790\u4e00\u4e0b\u7528\u6237\u5b9a\u4e49\u51fd\u6570\u7684\u5b9a\u4e49\u65b9\u6cd5\u3002<\/p>\n<h4>\u7528\u6237\u81ea\u5b9a\u4e49\u529f\u80fd\u5b9a\u4e49<\/h4>\n<p>\u8fd9\u91cc\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3aip_to_province()\u7684\u7528\u6237\u81ea\u5b9a\u4e49\u51fd\u6570\u3002\u8f93\u5165\u662fIP\u5730\u5740\uff0c\u8f93\u51fa\u662f\u5730\u533a\u540d\u79f0\u7684\u5b57\u7b26\u4e32\u3002\u5728\u8fd9\u91cc\uff0c\u8f93\u5165\u7c7b\u578b\u548c\u8f93\u51fa\u7c7b\u578b\u90fd\u88ab\u5b9a\u4e49\u4e3a\u5b57\u7b26\u4e32\u3002\u8fd9\u4e2a\u67e5\u8be2\u670d\u52a1\u662f\u7528\u4e8e\u6f14\u793a\u7684\u3002\u5728\u751f\u4ea7\u73af\u5883\u4e2d\uff0c\u9700\u8981\u66ff\u6362\u4e3a\u53ef\u9760\u7684\u5730\u533a\u67e5\u8be2\u670d\u52a1\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d7cd1913a08637a69de9c\/82-0.png\" alt=\"image.png\" \/><\/div>\n<pre class=\"post-pre\"><code>import re\r\nimport json\r\nfrom pyFlink.table import DataTypes\r\nfrom pyFlink.table.udf import udf\r\nfrom urllib.parse import quote_plus\r\nfrom urllib.request import urlopen\r\n\r\n@udf(input_types=[DataTypes.STRING()], result_type=DataTypes.STRING())\r\ndef ip_to_province(ip):\r\n   \"\"\"\r\n   format:\r\n       {\r\n       'ip': '27.184.139.25',\r\n       'pro': '\u6cb3\u5317\u7701',\r\n       'proCode': '130000',\r\n       'city': '\u77f3\u5bb6\u5e84\u5e02',\r\n       'cityCode': '130100',\r\n       'region': '\u7075\u5bff\u53bf',\r\n       'regionCode': '130126',\r\n       'addr': '\u6cb3\u5317\u7701\u77f3\u5bb6\u5e84\u5e02\u7075\u5bff\u53bf \u7535\u4fe1',\r\n       'regionNames': '',\r\n       'err': ''\r\n       }\r\n   \"\"\"\r\n   try:\r\n       urlobj = urlopen( \\\r\n        'http:\/\/whois.pconline.com.cn\/ipJson.jsp?ip=%s' % quote_plus(ip))\r\n       data = str(urlobj.read(), \"gbk\")\r\n       pos = re.search(\"{[^{}]+\\}\", data).span()\r\n       geo_data = json.loads(data[pos[0]:pos[1]])\r\n       if geo_data['pro']:\r\n           return geo_data['pro']\r\n       else:\r\n           return geo_data['err']\r\n   except:\r\n       return \"UnKnow\"\r\n<\/code><\/pre>\n<h4>\u8fde\u7ed3\u5668\u7684\u5b9a\u4e49<\/h4>\n<p>\u6211\u4eec\u5df2\u7ecf\u5206\u6790\u4e86\u9700\u6c42\uff0c\u5e76\u5b9a\u4e49\u4e86\u7528\u6237\u81ea\u5b9a\u4e49\u529f\u80fd\uff0c\u6240\u4ee5\u4e0b\u4e00\u6b65\u6211\u4eec\u5e94\u7ee7\u7eed\u8fdb\u884c\u4f5c\u4e1a\u5f00\u53d1\u3002\u5728\u4e00\u822c\u7684\u4f5c\u4e1a\u7ed3\u6784\u4e2d\uff0c\u6211\u4eec\u9700\u8981\u5b9a\u4e49\u4e00\u4e2a\u6e90\u8fde\u63a5\u5668\u6765\u8bfb\u53d6Kafka\u6570\u636e\uff0c\u5e76\u4e14\u8fd8\u9700\u8981\u5b9a\u4e49\u4e00\u4e2a\u6c47\u8fde\u63a5\u5668\u6765\u5c06\u8ba1\u7b97\u7ed3\u679c\u4fdd\u5b58\u5230MySQL\u6570\u636e\u5e93\u4e2d\u3002\u6700\u540e\u8fd8\u9700\u8981\u7f16\u5199\u7edf\u8ba1\u903b\u8f91\u3002<\/p>\n<p>PyFlink \u652f\u6301 SQL DDL \u8bed\u53e5\uff0c\u5e76\u4e14\u53ef\u4ee5\u4f7f\u7528\u7b80\u5355\u7684 DDL \u8bed\u53e5\u6765\u5b9a\u4e49\u6e90\u8fde\u63a5\u5668\u3002\u8bf7\u52a1\u5fc5\u5c06 connector.type \u8bbe\u7f6e\u4e3a Kafka\u3002\u6b64\u5916\uff0c\u8fd8\u53ef\u4ee5\u4f7f\u7528 DDL \u8bed\u53e5\u6765\u5b9a\u4e49 Sink \u8fde\u63a5\u5668\uff0c\u5e76\u5c06 connector.type \u8bbe\u7f6e\u4e3a jdbc\u3002\u6b63\u5982\u60a8\u6240\u89c1\uff0c\u8fde\u63a5\u5668\u5b9a\u4e49\u7684\u903b\u8f91\u975e\u5e38\u7b80\u5355\u3002\u63a5\u4e0b\u6765\uff0c\u8ba9\u6211\u4eec\u6765\u770b\u4e00\u4e0b\u7edf\u8ba1\u5b66\u7684\u6838\u5fc3\u903b\u8f91\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d7cd1913a08637a69de9c\/87-0.png\" alt=\"image.png\" \/><\/div>\n<pre class=\"post-pre\"><code>kafka_source_ddl = \"\"\"\r\nCREATE TABLE cdn_access_log (\r\n uuid VARCHAR,\r\n client_ip VARCHAR,\r\n request_time BIGINT,\r\n response_size BIGINT,\r\n uri VARCHAR\r\n) WITH (\r\n 'connector.type' = 'kafka',\r\n 'connector.version' = 'universal',\r\n 'connector.topic' = 'access_log',\r\n 'connector.properties.zookeeper.connect' = 'localhost:2181',\r\n 'connector.properties.bootstrap.servers' = 'localhost:9092',\r\n 'format.type' = 'csv',\r\n 'format.ignore-parse-errors' = 'true'\r\n)\r\n\"\"\"\r\n\r\nmysql_sink_ddl = \"\"\"\r\nCREATE TABLE cdn_access_statistic (\r\n province VARCHAR,\r\n access_count BIGINT,\r\n total_download BIGINT,\r\n download_speed DOUBLE\r\n) WITH (\r\n 'connector.type' = 'jdbc',\r\n 'connector.url' = 'jdbc:mysql:\/\/localhost:3306\/Flink',\r\n 'connector.table' = 'access_statistic',\r\n 'connector.username' = 'root',\r\n 'connector.password' = 'root',\r\n 'connector.write.flush.interval' = '1s'\r\n)\r\n\"\"\"\r\n<\/code><\/pre>\n<h4>\u6838\u5fc3\u7edf\u8ba1\u903b\u8f91\u5b66<\/h4>\n<p>\u5728\u8fd9\u90e8\u5206\uff0c\u9996\u5148\u9700\u8981\u4ece\u6570\u636e\u6e90\u4e2d\u8bfb\u53d6\u6570\u636e\uff0c\u7136\u540e\u4f7f\u7528ip_to_province(ip)\u51fd\u6570\u5c06\u5ba2\u6237\u7aefip\u8f6c\u6362\u4e3a\u7279\u5b9a\u5730\u533a\u3002\u63a5\u4e0b\u6765\uff0c\u6536\u96c6\u6309\u5730\u533a\u5206\u7c7b\u7684\u9875\u9762\u6d4f\u89c8\u91cf\u3001\u4e0b\u8f7d\u91cf\u548c\u4e0b\u8f7d\u901f\u5ea6\u7684\u7edf\u8ba1\u6570\u636e\u3002\u6700\u540e\uff0c\u5c06\u7edf\u8ba1\u7ed3\u679c\u5b58\u50a8\u5230\u7ed3\u679c\u8868\u4e2d\u3002\u5728\u8fd9\u4e2a\u7edf\u8ba1\u903b\u8f91\u4e2d\uff0c\u9664\u4e86\u4f7f\u7528Python\u7684\u7528\u6237\u5b9a\u4e49\u51fd\u6570\u5916\uff0c\u8fd8\u4f7f\u7528\u4e86Flink\u5185\u7f6e\u7684\u4e24\u4e2aJava AGG\u51fd\u6570\uff0c\u5373sum\u548ccount\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d7cd1913a08637a69de9c\/91-0.png\" alt=\"image.png\" \/><\/div>\n<pre class=\"post-pre\"><code># \u6838\u5fc3\u7684\u7edf\u8ba1\u903b\u8f91\r\nt_env.from_path(\"cdn_access_log\")\\\r\n   .select(\"uuid, \"\r\n           \"ip_to_province(client_ip) as province, \" # IP \u8f6c\u6362\u4e3a\u5730\u533a\u540d\u79f0\r\n           \"response_size, request_time\")\\\r\n   .group_by(\"province\")\\\r\n   .select( # \u8ba1\u7b97\u8bbf\u95ee\u91cf\r\n           \"province, count(uuid) as access_count, \" \r\n           # \u8ba1\u7b97\u4e0b\u8f7d\u603b\u91cf \r\n           \"sum(response_size) as total_download,  \" \r\n           # \u8ba1\u7b97\u4e0b\u8f7d\u901f\u5ea6\r\n           \"sum(response_size) * 1.0 \/ sum(request_time) as download_speed\") \\\r\n   .insert_into(\"cdn_access_statistic\")\r\n<\/code><\/pre>\n<h4>\u7528\u4e8e\u5b9e\u65f6\u65e5\u5fd7\u5206\u6790\u7684\u5b8c\u6574\u4ee3\u7801\u3002<\/h4>\n<p>\u73b0\u5728\uff0c\u8ba9\u6211\u4eec\u518d\u6b21\u68c0\u67e5\u4e00\u4e0b\u4ee3\u7801\u3002\u9996\u5148\uff0c\u5bfc\u5165\u6838\u5fc3\u4f9d\u8d56\uff0c\u7136\u540e\u521b\u5efaENV\uff0c\u6700\u540e\u8bbe\u7f6e\u8ba1\u5212\u5668\u3002\u76ee\u524d\uff0cFlink\u652f\u6301Flink\u8ba1\u5212\u5668\u548cBlink\u8ba1\u5212\u5668\u3002\u63a8\u8350\u4f7f\u7528Blink\u8ba1\u5212\u5668\u3002<\/p>\n<p>\u7136\u540e\uff0c\u6267\u884cDDL\u8bed\u53e5\uff0c\u5728\u5148\u524d\u5b9a\u4e49\u7684Kafka\u6e90\u8868\u548cMySQL\u7ed3\u679c\u8868\u4e2d\u8fdb\u884c\u6ce8\u518c\u3002\u63a5\u4e0b\u6765\uff0c\u6ce8\u518cPython\u7684UDF\u3002\u8bf7\u6ce8\u610f\uff0c\u5728API\u8bf7\u6c42\u4e2d\u6307\u5b9aUDF\u7684\u5176\u4ed6\u4f9d\u8d56\u6587\u4ef6\uff0c\u5e76\u5c06\u5b83\u4eec\u4e0e\u4f5c\u4e1a\u4e00\u8d77\u53d1\u9001\u5230\u96c6\u7fa4\u3002\u6700\u540e\uff0c\u7f16\u5199\u6838\u5fc3\u7edf\u8ba1\u903b\u8f91\uff0c\u8c03\u7528\u6267\u884c\u8005\u5e76\u63d0\u4ea4\u4f5c\u4e1a\u3002\u5230\u6b64\u4e3a\u6b62\uff0c\u6211\u4eec\u5df2\u7ecf\u521b\u5efa\u4e86\u963f\u91cc\u5df4\u5df4\u4e91CDN\u7684\u5b9e\u65f6\u65e5\u5fd7\u5206\u6790\u4f5c\u4e1a\u3002\u73b0\u5728\uff0c\u8ba9\u6211\u4eec\u6765\u67e5\u770b\u5b9e\u9645\u7684\u7edf\u8ba1\u7ed3\u679c\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d7cd1913a08637a69de9c\/96-0.png\" alt=\"image.png\" \/><\/div>\n<pre class=\"post-pre\"><code>import os\r\n\r\nfrom pyFlink.datastream import StreamExecutionEnvironment\r\nfrom pyFlink.table import StreamTableEnvironment, EnvironmentSettings\r\nfrom enjoyment.cdn.cdn_udf import ip_to_province\r\nfrom enjoyment.cdn.cdn_connector_ddl import kafka_source_ddl, mysql_sink_ddl\r\n\r\n# \u521b\u5efaTable Environment\uff0c \u5e76\u9009\u62e9\u4f7f\u7528\u7684Planner\r\nenv = StreamExecutionEnvironment.get_execution_environment()\r\nt_env = StreamTableEnvironment.create(\r\n   env,\r\n   environment_settings=EnvironmentSettings.new_instance().use_blink_planner().build())\r\n\r\n# \u521b\u5efaKafka\u6570\u636e\u6e90\u8868\r\nt_env.sql_update(kafka_source_ddl)\r\n# \u521b\u5efaMySql\u7ed3\u679c\u8868\r\nt_env.sql_update(mysql_sink_ddl)\r\n\r\n# \u6ce8\u518cIP\u8f6c\u6362\u5730\u533a\u540d\u79f0\u7684UDF\r\nt_env.register_function(\"ip_to_province\", ip_to_province)\r\n\r\n# \u6dfb\u52a0\u4f9d\u8d56\u7684Python\u6587\u4ef6\r\nt_env.add_Python_file(\r\n    os.path.dirname(os.path.abspath(__file__)) + \"\/enjoyment\/cdn\/cdn_udf.py\")\r\nt_env.add_Python_file(os.path.dirname(\r\n    os.path.abspath(__file__)) + \"\/enjoyment\/cdn\/cdn_connector_ddl.py\")\r\n\r\n# \u6838\u5fc3\u7684\u7edf\u8ba1\u903b\u8f91\r\nt_env.from_path(\"cdn_access_log\")\\\r\n   .select(\"uuid, \"\r\n           \"ip_to_province(client_ip) as province, \" # IP \u8f6c\u6362\u4e3a\u5730\u533a\u540d\u79f0\r\n           \"response_size, request_time\")\\\r\n   .group_by(\"province\")\\\r\n   .select( # \u8ba1\u7b97\u8bbf\u95ee\u91cf\r\n           \"province, count(uuid) as access_count, \" \r\n           # \u8ba1\u7b97\u4e0b\u8f7d\u603b\u91cf \r\n           \"sum(response_size) as total_download,  \" \r\n           # \u8ba1\u7b97\u4e0b\u8f7d\u901f\u5ea6\r\n           \"sum(response_size) * 1.0 \/ sum(request_time) as download_speed\") \\\r\n   .insert_into(\"cdn_access_statistic\")\r\n\r\n# \u6267\u884c\u4f5c\u4e1a\r\nt_env.execute(\"pyFlink_parse_cdn_log\")\r\n<\/code><\/pre>\n<h4>\u5b9e\u65f6\u65e5\u5fd7\u5206\u6790\u7684\u8f93\u51fa\u7ed3\u679c<\/h4>\n<p>\u5c06\u6a21\u62df\u6570\u636e\u4f5c\u4e3aCDN\u65e5\u5fd7\u6570\u636e\u53d1\u9001\u5230Kafka\u3002\u56fe\u8868\u53f3\u4fa7\u5b9e\u65f6\u6536\u96c6\u4e86\u6309\u5730\u533a\u7edf\u8ba1\u7684\u9875\u9762\u8bbf\u95ee\u91cf\u3001\u4e0b\u8f7d\u91cf\u548c\u4e0b\u8f7d\u901f\u5ea6\u6570\u636e\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d7cd1913a08637a69de9c\/100-0.png\" alt=\"image.png\" \/><\/div>\n<h1>PyFlink\u7684\u672a\u6765\u5c55\u671b\u662f\u4ec0\u4e48\uff1f<\/h1>\n<p>\u901a\u5e38\uff0c\u4f7f\u7528PyFlink\u8fdb\u884c\u4e1a\u52a1\u5f00\u53d1\u5f88\u7b80\u5355\u3002\u5373\u4f7f\u4e0d\u7406\u89e3\u57fa\u7840\u5b9e\u73b0\uff0c\u4e5f\u53ef\u4ee5\u901a\u8fc7SQL\u548cTable API\u8f7b\u677e\u5730\u63cf\u8ff0\u4e1a\u52a1\u903b\u8f91\u3002\u8ba9\u6211\u4eec\u6765\u770b\u4e00\u4e0bPyFlink\u7684\u6574\u4f53\u60c5\u51b5\u3002<\/p>\n<h3>\u6839\u636e\u76ee\u6807\u5236\u5b9a\u7684\u8def\u7ebf\u56fe<\/h3>\n<p>PyFlink\u7684\u5f00\u53d1\u65e8\u5728\u8ba9Python\u7528\u6237\u80fd\u591f\u4f7f\u7528Flink\u7684\u529f\u80fd\uff0c\u5e76\u5c06Python\u51fd\u6570\u96c6\u6210\u5230Flink\u4e2d\u3002\u6839\u636ePyFlink\u8def\u7ebf\u56fe\uff0c\u9996\u5148\u5efa\u7acb\u4e86PyVM\u548cJVM\u4e4b\u95f4\u7684\u901a\u4fe1\u3002\u7136\u540e\uff0c\u5728Flink 1.9\u4e2d\uff0c\u63d0\u4f9b\u4e86\u5c06\u73b0\u6709\u7684Flink Table API\u7684\u529f\u80fd\u5f00\u653e\u7ed9Python\u7528\u6237\u7684Python Table API\u3002\u5728Flink 1.10\u4e2d\uff0c\u8fdb\u884c\u4e86Apache Beam\u7684\u96c6\u6210\u3001\u8bbe\u7f6ePython\u7528\u6237\u5b9a\u4e49\u51fd\u6570\u6267\u884c\u73af\u5883\u3001\u7ba1\u7406Python\u4e0e\u5176\u4ed6\u7c7b\u5e93\u7684\u4f9d\u8d56\u5173\u7cfb\uff0c\u4ee5\u53ca\u5b9a\u4e49\u7528\u6237\u5b9a\u4e49\u51fd\u6570API\u6765\u652f\u6301Python\u51fd\u6570\u4e0eFlink\u7684\u96c6\u6210\uff0c\u4e3a\u5c06Python\u51fd\u6570\u96c6\u6210\u5230Flink\u4e2d\u505a\u597d\u4e86\u51c6\u5907\u3002<\/p>\n<p>\u4e3a\u4e86\u6269\u5c55Python\u7684\u529f\u80fd\uff0cPyFlink\u652f\u6301Pandas Series\u548cDataFrame\uff0c\u5e76\u4e14\u53ef\u4ee5\u76f4\u63a5\u5728PyFlink\u4e2d\u4f7f\u7528Pandas\u7684\u7528\u6237\u5b9a\u4e49\u51fd\u6570\u3002\u6b64\u5916\uff0c\u672a\u6765\u8fd8\u8ba1\u5212\u5728SQL\u5ba2\u6237\u7aef\u4e0a\u542f\u7528Python\u7684\u7528\u6237\u5b9a\u4e49\u51fd\u6570\uff0c\u4f7fPyFlink\u66f4\u6613\u4e8e\u4f7f\u7528\u3002\u6b64\u5916\uff0c\u8fd8\u63d0\u4f9b\u4e86Python ML Pipeline API\uff0c\u4ee5\u4f7fPython\u7528\u6237\u53ef\u4ee5\u5728PyFlink\u4e2d\u4f7f\u7528\u673a\u5668\u5b66\u4e60\u3002\u5bf9\u4e8e\u6267\u884cPython\u7528\u6237\u5b9a\u4e49\u529f\u80fd\u7684\u76d1\u89c6\u5728\u5b9e\u9645\u7684\u751f\u4ea7\u548c\u4e1a\u52a1\u4e2d\u975e\u5e38\u91cd\u8981\u3002\u56e0\u6b64\uff0cPyFlink\u8fd8\u63d0\u4f9b\u4e86\u7ba1\u7406Python\u7528\u6237\u5b9a\u4e49\u51fd\u6570\u7684\u6307\u6807\u3002\u8fd9\u4e9b\u529f\u80fd\u5c06\u96c6\u6210\u5230Flink 1.11\u4e2d\u3002<\/p>\n<p>\u7136\u800c\uff0c\u9019\u4e9b\u53ea\u662fPyFlink\u672a\u4f86\u958b\u767c\u8a08\u5283\u7684\u4e00\u90e8\u5206\u800c\u5df2\u3002\u672a\u4f86\u9084\u6709\u5f88\u591a\u5de5\u4f5c\u9700\u8981\u5b8c\u6210\uff0c\u5982PyFlink\u6027\u80fd\u512a\u5316\u3001\u63d0\u4f9b\u5716\u8a08\u7b97API\u3001\u652f\u6301Pandas on Flink\u7684Pandas\u539f\u751fAPI\u7b49\u3002\u6211\u5011\u5c07\u7e7c\u7e8c\u4f7fPython\u7528\u6236\u80fd\u5920\u6301\u7e8c\u4f7f\u7528Flink\u7684\u73fe\u6709\u529f\u80fd\uff0c\u4e26\u5c07Python\u7684\u5f37\u5927\u529f\u80fd\u6574\u5408\u5230Flink\u4e2d\uff0c\u4ee5\u5be6\u73fe\u64f4\u5c55Python\u751f\u614b\u7cfb\u7d71\u7684\u521d\u8877\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d7cd1913a08637a69de9c\/107-0.png\" alt=\"image.png\" \/><\/div>\n<h3>PyFlink 1.11 \u7684\u9884\u89c8\u7248\u672c<\/h3>\n<p>\u8ba9\u6211\u4eec\u7b80\u5355\u5730\u4e86\u89e3\u4e00\u4e0bFlink 1.11\u7248\u672c\u4e2d\u7684PyFlink\u7684\u4e00\u4e9b\u8981\u70b9\u3002<\/p>\n<h4>\u529f\u80fd\u6027 &#8211; Functional<\/h4>\n<p>\u8ba9\u6211\u4eec\u8be6\u7ec6\u4e86\u89e3\u57fa\u4e8e Flink 1.11 \u7684 PyFlink \u7684\u6838\u5fc3\u529f\u80fd\u3002\u6211\u4eec\u81f4\u529b\u4e8e\u63d0\u4f9b PyFlink 1.11 \u652f\u6301\u7684\u529f\u80fd\u6027\u3001\u6027\u80fd\u548c\u6613\u7528\u6027\uff0c\u5e76\u8ba1\u5212\u63d0\u4f9b\u5bf9 Pandas \u7528\u6237\u81ea\u5b9a\u4e49\u51fd\u6570\u7684\u652f\u6301\u3002\u8fd9\u6837\uff0c\u6211\u4eec\u53ef\u4ee5\u76f4\u63a5\u5728 PyFlink \u4e2d\u4f7f\u7528\u50cf\u7d2f\u79ef\u5206\u5e03\u51fd\u6570\u8fd9\u6837\u7684\u5b9e\u7528 Pandas \u7c7b\u5e93\u529f\u80fd\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d7cd1913a08637a69de9c\/112-0.png\" alt=\"image.png\" \/><\/div>\n<p>\u6b64\u5916\uff0c\u8fd8\u5c06\u5728PyFlink\u4e2d\u6574\u5408ML Pipeline API\uff0c\u4ee5\u6ee1\u8db3\u673a\u5668\u5b66\u4e60\u573a\u666f\u4e2d\u7684\u4e1a\u52a1\u9700\u6c42\u3002\u4e0b\u9762\u5c06\u4ee5\u4e00\u4e2a\u4f7f\u7528PyFlink\u5b9e\u73b0KMeans\u7b97\u6cd5\u7684\u793a\u4f8b\u6765\u4ecb\u7ecd\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d7cd1913a08637a69de9c\/114-0.png\" alt=\"image.png\" \/><\/div>\n<h4>\u8868\u6f14<\/h4>\n<p>\u6b64\u5916\uff0c\u6211\u5011\u4e5f\u5e0c\u671b\u81f4\u529b\u65bc\u63d0\u5347PyFlink\u7684\u6027\u80fd\u3002\u6211\u5011\u5c07\u901a\u904e\u4f7f\u7528Codegen\u3001CPython\u3001\u512a\u5316\u5e8f\u5217\u5316\u548c\u53cd\u5e8f\u5217\u5316\u7b49\u65b9\u5f0f\u4f86\u512a\u5316Python UDF\u7684\u57f7\u884c\u6027\u80fd\u3002\u521d\u6b65\u6bd4\u8f03\u8868\u660e\uff0cPyFlink 1.11\u7684\u6027\u80fd\u76f8\u8f03\u65bcPyFlink 1.10\u63d0\u5347\u4e86\u7d0415\u500d\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d7cd1913a08637a69de9c\/117-0.png\" alt=\"image.png\" \/><\/div>\n<h4>\u6613\u4e8e\u4f7f\u7528<\/h4>\n<p>\u4e3a\u4e86\u4f7fPyFlink\u66f4\u6613\u4e8e\u4f7f\u7528\uff0c\u6211\u4eec\u5c06\u5728SQL DDL\u548cSQL\u5ba2\u6237\u7aef\u4e2d\u652f\u6301 Python \u7528\u6237\u81ea\u5b9a\u4e49\u51fd\u6570\u3002\u8fd9\u6837\u4e00\u6765\uff0c\u60a8\u53ef\u4ee5\u5728\u591a\u4e2a\u6e20\u9053\u4e0a\u4f7f\u7528PyFlink\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d7cd1913a08637a69de9c\/120-0.png\" alt=\"image.png\" \/><\/div>\n<h1>PyFlink\u7684\u8def\u7ebf\u56fe\u3001\u4f7f\u547d\u548c\u613f\u666f\u3002<\/h1>\n<p>\u5df2\u7ecf\u4ecb\u7ecd\u4e86PyFlink\u7684\u5b9a\u4e49\u3001\u5176\u610f\u4e49\u3001API\u67b6\u6784\u3001\u7528\u6237\u81ea\u5b9a\u4e49\u51fd\u6570\u67b6\u6784\u4ee5\u53ca\u67b6\u6784\u80cc\u540e\u7684\u6743\u8861\u548c\u4f18\u52bf\u3002\u6211\u4eec\u8fd8\u770b\u5230\u4e86Flink 1.11\u4e2dCDN\u7684\u6848\u4f8b\u3001PyFlink\u7684\u8def\u7ebf\u56fe\u548c\u8981\u70b9\u3002\u4f46\u9664\u6b64\u4e4b\u5916\uff0c\u8fd8\u6709\u4ec0\u4e48\u662f\u5fc5\u8981\u7684\u5462\uff1f<\/p>\n<p>\u8ba9\u6211\u4eec\u6765\u770b\u4e00\u4e0bPyFlink\u7684\u672a\u6765\u3002PyFlink\u53d7\u5230\u4e86\u8ba9Python\u7528\u6237\u80fd\u591f\u4f7f\u7528Flink\u529f\u80fd\u5e76\u5728Flink\u4e0a\u8fd0\u884cPython\u51fd\u6570\u7684\u4f7f\u547d\u9a71\u4f7f\uff0c\u90a3\u4e48PyFlink\u6709\u54ea\u4e9b\u5c55\u671b\u5462\uff1f\u60a8\u53ef\u80fd\u5df2\u7ecf\u77e5\u9053\uff0cPyFlink\u662fApache Flink\u7684\u4e00\u90e8\u5206\uff0c\u5305\u62ec\u4e86\u8fd0\u884c\u65f6\u548cAPI\u5c42\u3002<\/p>\n<p>\u5728\u8fd9\u4e24\u4e2a\u5c42\u9762\u4e0a\uff0cPyFlink\u4f1a\u5982\u4f55\u53d1\u5c55\uff1f\u5728\u8fd0\u884c\u65f6\uff0cPyFlink\u4f1a\u6784\u5efa\u4e00\u4e2a\u7528\u4e8eJVM\u548cPyVM\u4e4b\u95f4\u901a\u4fe1\u7684gRPC\u5e38\u89c4\u670d\u52a1\uff08\u5982Control\uff0cData\uff0cState\u7b49\uff09\u3002\u5728\u8fd9\u4e2a\u6846\u67b6\u4e2d\uff0cPyFlink\u62bd\u8c61\u4e86Java\u548cPython\u7528\u6237\u5b9a\u4e49\u51fd\u6570\u7684\u64cd\u4f5c\u7b26\uff0c\u5e76\u6784\u5efa\u4e86Python\u7684\u6267\u884c\u5bb9\u5668\uff0c\u4ee5\u591a\u79cd\u65b9\u5f0f\u652f\u6301Python\u7684\u6267\u884c\u3002\u4f8b\u5982\uff0cPyFlink\u53ef\u4ee5\u4f5c\u4e3a\u4e00\u4e2a\u8fdb\u7a0b\uff0c\u5728Docker\u5bb9\u5668\u5185\uff0c\u751a\u81f3\u5728\u5916\u90e8\u670d\u52a1\u96c6\u7fa4\u4e2d\u6267\u884c\u3002\u7279\u522b\u662f\u5728\u6267\u884c\u5916\u90e8\u670d\u52a1\u96c6\u7fa4\u65f6\uff0c\u65e0\u9650\u6269\u5c55\u6027\u5c06\u901a\u8fc7\u5957\u63a5\u5b57\u5b9e\u73b0\u3002\u6240\u6709\u8fd9\u4e9b\u5bf9\u4e8e\u968f\u540e\u7684Python\u6574\u5408\u8d77\u7740\u91cd\u8981\u7684\u4f5c\u7528\u3002<\/p>\n<p>\u5173\u4e8eAPI\u65b9\u9762\uff0c\u6211\u4eec\u5c06\u4f7fPython\u57fa\u7840\u7684API\u80fd\u591f\u5728Flink\u4e2d\u4f7f\u7528\uff0c\u4ee5\u5b9e\u73b0\u6211\u4eec\u7684\u4efb\u52a1\u3002\u8fd9\u4e5f\u4f9d\u8d56\u4e8ePy4J VM\u901a\u4fe1\u6846\u67b6\u3002\u5728PyFlink\u4e2d\uff0c\u8ba1\u5212\u9010\u6b65\u652f\u6301Flink\u7684Java API\uff08\u5305\u62ecPython Table API\u3001UDX\u3001ML Pipeline\u3001DataStream\u3001CEP\u3001Gelly\u3001State API\u7b49\uff09\u4ee5\u53ca\u6700\u53d7Python\u7528\u6237\u6b22\u8fce\u7684Pandas API\u7b49\u591a\u4e2aAPI\u3002\u57fa\u4e8e\u8fd9\u4e9bAPI\uff0cPyFlink\u5c06\u7ee7\u7eed\u4e0e\u5176\u4ed6\u751f\u6001\u7cfb\u7edf\u8fdb\u884c\u6574\u5408\uff0c\u5e76\u4e0eNotebook\u3001Zeppelin\u3001Jupyter\u3001Alink\u3001\u963f\u91cc\u5df4\u5df4\u7684\u5f00\u6e90Flink\u7b49\u5408\u4f5c\uff0c\u4ee5\u4fbf\u4e8e\u5f00\u53d1\u3002\u76ee\u524d\uff0cPyAlink\u7684\u529f\u80fd\u5df2\u5b8c\u5168\u96c6\u6210\u5728\u5176\u4e2d\u3002PyFlink\u8fd8\u8ba1\u5212\u4e0e\u50cfTensorFlow\u7b49\u73b0\u6709\u7684AI\u7cfb\u7edf\u5e73\u53f0\u96c6\u6210\u3002<\/p>\n<p>\u4e3a\u6b64\uff0c\u6211\u4eec\u53ef\u4ee5\u770b\u51fa\u57fa\u4e8e\u4efb\u52a1\u7684\u529b\u91cf\u4f7f\u5f97PyFlink\u80fd\u591f\u6301\u7eed\u53d1\u5c55\u3002\u91cd\u7533\u4e00\u904d\uff0cPyFlink\u7684\u4efb\u52a1\u662f\u4f7f\u5f97Python\u7528\u6237\u80fd\u591f\u4f7f\u7528Flink\u7684\u529f\u80fd\uff0c\u5e76\u5728Flink\u4e0a\u6267\u884cPython\u7684\u5206\u6790\u548c\u8ba1\u7b97\u529f\u80fd\u3002\u76ee\u524d\uff0cPyFlink\u7684\u6838\u5fc3\u8d21\u732e\u8005\u6b63\u5728\u52aa\u529b\u8ffd\u6c42\u8fd9\u4e00\u4efb\u52a1\u5728\u793e\u533a\u4e2d\u7684\u5b9e\u73b0\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d7cd1913a08637a69de9c\/127-0.png\" alt=\"image.png\" \/><\/div>\n<h1>PyFlink \u7684\u6838\u5fc3\u8d21\u732e\u8005<\/h1>\n<p>\u6700\u540e\uff0c\u6211\u8981\u4ecb\u7ecd PyFlink \u7684\u6838\u5fc3\u63d0\u4ea4\u8005\u3002<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">Fu Dian: Flink \u3068\u4ed6\u306e 2 \u3064\u306e\u30c8\u30c3\u30d7\u30ec\u30d9\u30eb\u306e Apache \u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u30b3\u30df\u30c3\u30bf\u30fc\u3002Fu \u306f PyFlink \u306b\u591a\u5927\u306a\u8ca2\u732e\u3092\u3057\u3066\u3044\u307e\u3059\u3002<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">Huang Xingbo: \u5c02\u7528\u306e PyFlink UDF \u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u30aa\u30d7\u30c6\u30a3\u30de\u30a4\u30b6\u3002Huang\u6c0f\u306f\u3001\u304b\u3064\u3066\u30a2\u30ea\u30d0\u30d0\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u30c1\u30e3\u30ec\u30f3\u30b8\u5927\u4f1a\u3067\u512a\u52dd\u3057\u3001AI\u3084\u30df\u30c9\u30eb\u30a6\u30a7\u30a2\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u5927\u4f1a\u3067\u6570\u3005\u306e\u597d\u6210\u7e3e\u3092\u6b8b\u3057\u3066\u3044\u307e\u3059\u3002<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">Cheng Hequn: Flink \u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u306e\u6709\u540d\u306a\u30b3\u30df\u30c3\u30bf\u30fc\u3002\u30c1\u30a7\u30f3\u306f\u4f55\u5ea6\u3082\u975e\u5e38\u306b\u6709\u76ca\u306a\u60c5\u5831\u3092\u5171\u6709\u3057\u3066\u304d\u307e\u3057\u305f\u3002\u591a\u304f\u306e\u30e6\u30fc\u30b6\u30fc\u306f\u307e\u3060\u5f7c\u306eFlink Knowledge Map\u3092\u899a\u3048\u3066\u3044\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">Zhong Wei: PyFlink \u306e\u30e6\u30fc\u30b6\u30fc\u5b9a\u7fa9\u95a2\u6570\u306e\u4f9d\u5b58\u6027\u7ba1\u7406\u3068\u4f7f\u3044\u3084\u3059\u3055\u306e\u6700\u9069\u5316\u306b\u6ce8\u529b\u3057\u3066\u304d\u305f\u30b3\u30df\u30c3\u30bf\u30fc\u3002\u4e2d\u3055\u3093\u306f\u591a\u304f\u306e\u30b3\u30fc\u30c9\u3092\u6295\u7a3f\u3057\u3066\u3044\u307e\u3059\u3002<\/ul>\n<p>\u6211\u7684\u8eab\u4efd\u662f\u6700\u540e\u4e00\u4f4d\u63d0\u4ea4\u8005\u3002\u6211\u7684\u4ecb\u7ecd\u5728\u8fd9\u7bc7\u6587\u7ae0\u7684\u6700\u540e\u90e8\u5206\u3002\u5982\u679c\u5bf9PyFlink\u6709\u4efb\u4f55\u95ee\u9898\uff0c\u8bf7\u968f\u65f6\u8054\u7cfb\u6211\u4eec\u7684\u63d0\u4ea4\u56e2\u961f\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d7cd1913a08637a69de9c\/132-0.png\" alt=\"image.png\" \/><\/div>\n<p>\u5efa\u8bae\u60a8\u5c06\u4e00\u822c\u95ee\u9898\u53d1\u9001\u7ed9Flink\u7528\u6237\u5217\u8868\u4e2d\u7684\u6210\u5458\uff0c\u901a\u8fc7\u7535\u5b50\u90ae\u4ef6\u8fdb\u884c\u5171\u4eab\u3002\u5982\u679c\u6709\u7d27\u6025\u95ee\u9898\uff0c\u8bf7\u53d1\u9001\u90ae\u4ef6\u7ed9Flink\u7684\u8d21\u732e\u8005\u3002\u4f46\u662f\uff0c\u4e3a\u4e86\u6709\u6548\u5730\u79ef\u7d2f\u548c\u5171\u4eab\u77e5\u8bc6\uff0c\u60a8\u4e5f\u53ef\u4ee5\u5728Stackoverflow\u4e0a\u63d0\u95ee\u3002\u5728\u63d0\u95ee\u4e4b\u524d\uff0c\u8bf7\u5148\u641c\u7d22\u60a8\u7684\u95ee\u9898\uff0c\u770b\u662f\u5426\u5df2\u6709\u7b54\u6848\u3002\u5982\u679c\u6ca1\u6709\uff0c\u6e05\u695a\u5730\u63cf\u8ff0\u60a8\u7684\u95ee\u9898\u3002\u6700\u540e\uff0c\u8bf7\u4e0d\u8981\u5fd8\u8bb0\u5728\u95ee\u9898\u4e2d\u6dfb\u52a0PyFlink\u6807\u7b7e\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d7cd1913a08637a69de9c\/134-0.png\" alt=\"image.png\" \/><\/div>\n<h1>\u7b80\u8981\u6982\u8ff0<\/h1>\n<p>\u5728\u672c\u6587\u4e2d\uff0c\u6211\u4eec\u5bf9PyFlink\u8fdb\u884c\u4e86\u6df1\u5165\u5206\u6790\u3002\u5728PyFlink API\u7684\u67b6\u6784\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528Py4J\u6765\u8fdb\u884cPyVM\u548cJVM\u4e4b\u95f4\u7684\u901a\u4fe1\uff0c\u5e76\u4e14\u540c\u65f6\u4fdd\u6301\u4e86Python\u548cJava API\u4e4b\u95f4\u7684\u8bed\u4e49\u4e00\u81f4\u6027\u3002\u5728Python\u7528\u6237\u5b9a\u4e49\u51fd\u6570\u7684\u67b6\u6784\u4e2d\uff0c\u6211\u4eec\u96c6\u6210\u4e86Apache 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name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/zh\/blog\/\u4f7f\u7528python\u548capache-flink\u7ed3\u5408\u7684pyflink\u7684\u5feb\u901f\u6307\u5357\u3002\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u4f7f\u7528Python\u548cApache Flink\u7ed3\u5408\u7684PyFlink\u7684\u5feb\u901f\u6307\u5357\" \/>\n<meta property=\"og:description\" content=\"\u5728\u8fd9\u7bc7\u6587\u7ae0\u4e2d\uff0c\u6211\u4eec\u5c06\u4ecb\u7ecdPyFlink\u7684\u67b6\u6784\uff0c\u5e76\u63d0\u4f9b\u4e00\u4e2a\u4f7f\u7528PyFlink\u8fdb\u884cCDN\u65e5\u5fd7\u5206\u6790\u7684\u5feb\u901f\u6f14\u793a\u3002 \u672c\u535a [&hellip;]\" \/>\n<meta property=\"og:url\" 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