{"id":10008276,"date":"2023-09-18T20:28:47","date_gmt":"2023-09-18T12:28:47","guid":{"rendered":"https:\/\/blog.itmax.cn\/?p=10008276"},"modified":"2023-09-18T20:28:47","modified_gmt":"2023-09-18T12:28:47","slug":"%e5%b9%b8%e7%a6%8f%e9%87%8c%e5%9f%ba%e4%ba%8e-flink-paimon-%e7%9a%84%e6%b5%81%e5%bc%8f%e6%95%b0%e4%bb%93%e5%ae%9e%e8%b7%b5","status":"publish","type":"post","link":"https:\/\/itmax.cn\/?p=10008276","title":{"rendered":"\u5e78\u798f\u91cc\u57fa\u4e8e Flink &amp; Paimon \u7684\u6d41\u5f0f\u6570\u4ed3\u5b9e\u8df5"},"content":{"rendered":"<blockquote><p>\u6458\u8981\uff1a\u672c\u6587\u6574\u7406\u81ea\u5b57\u8282\u8df3\u52a8\u57fa\u7840\u67b6\u6784\u5de5\u7a0b\u5e08\u674e\u56fd\u541b\uff0c\u5728 Streaming Lakehouse Meetup \u7684\u5206\u4eab\u3002\u5e78\u798f\u91cc\u4e1a\u52a1\u662f\u4e00\u79cd\u5178\u578b\u7684\u4ea4\u6613\u3001\u4e8b\u52a1\u7c7b\u578b\u7684\u4e1a\u52a1\u573a\u666f\uff0c\u8fd9\u79cd\u4e1a\u52a1\u573a\u666f\u5728\u5b9e\u65f6\u6570\u4ed3\u5efa\u6a21\u4e2d\u9047\u5230\u4e86\u8bf8\u591a\u6311\u6218\u3002\u672c\u6b21\u5206\u4eab\u4e3b\u8981\u4ecb\u7ecd\u5e78\u798f\u91cc\u4e1a\u52a1\u57fa\u4e8e Flink &#038; Paimon \u6784\u5efa\u6d41\u5f0f\u6570\u4ed3\u7684\u5b9e\u8df5\u7ecf\u9a8c\uff0c\u4ece\u4e1a\u52a1\u80cc\u666f\u3001\u6d41\u6279\u4e00\u4f53\u6570\u4ed3\u67b6\u6784\u3001\u5b9e\u8df5\u4e2d\u9047\u5230\u7684\u95ee\u9898\u548c\u89e3\u51b3\u65b9\u6848\uff0c\u501f\u52a9 Paimon \u6700\u7ec8\u80fd\u62ff\u5230\u7684\u6536\u76ca\uff0c\u4ee5\u53ca\u672a\u6765\u89c4\u5212\u65b9\u9762\u8fdb\u884c\u4ecb\u7ecd\u3002<\/p><\/blockquote>\n<p><a target=\"_blank\" href=\"https:\/\/link.segmentfault.com\/?enc=Dm9Vn4d%2BHo%2FFSPOxiBBK5w%3D%3D.0sZu3VH6ZfV5CKDZhL8J4Owji3eWtjgAwit46TNExoM%2FvXAB0kpSsyWAWLavJ%2BhWKg6ftGn4ZFGjtmbE6cZ%2BhpsBg0PEIOkpdx1%2FAhvTXJJcZ1Vg3df%2FKLcmhfZNUSyEfVPS3%2BTQRTezIMK7Vw217g%3D%3D\" rel=\"noopener noreferrer\">\u70b9\u51fb\u67e5\u770b\u539f\u6587\u89c6\u9891 &#038; \u6f14\u8bb2PPT<\/a><\/p>\n<h2>\u4e00\u3001\u4e1a\u52a1\u80cc\u666f<\/h2>\n<p>\u5e78\u798f\u91cc\u4e1a\u52a1\u662f\u5b57\u8282\u65d7\u4e0b\u5173\u4e8e\u623f\u4ea7\u7684\u4e1a\u52a1\u7ebf\uff0c\u56f4\u7ed5\u8fd9\u4e2a\u4e1a\u52a1\u6709\u5f88\u591a\u9488\u5bf9 BP \u652f\u6301\u7684\u65b9\u5411\uff0c\u5176\u4e2d\u6700\u91cd\u8981\u7684\u65b9\u5411\u4e4b\u4e00\u5c31\u662f\u5de5\u5355\u7cfb\u7edf\u3002\u5de5\u5355\u7cfb\u7edf\u9762\u5411\u7684\u7528\u6237\u662f\u5e78\u798f\u91cc\u4e1a\u52a1\u7ebf\u4e00\u7ebf\u7684\u7ecf\u7eaa\u4eba\u548c\u95e8\u5e97\u7ecf\u7406\u7b49\u3002\u5982\u4e0b\u56fe\u6240\u793a\uff0c\u6211\u4eec\u53ef\u4ee5\u770b\u4e0b\u901a\u8fc7\u5de5\u5355\u7cfb\u7edf\uff0c\u6570\u636e\u662f\u5982\u4f55\u4ea7\u751f\u548c\u6d41\u8f6c\u7684\u3002<\/p>\n<p><img decoding=\"async\"   referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000044228506\" alt=\"1\" title=\"1\"><\/p>\n<p>\u9996\u5148\u7531\u7ecf\u7eaa\u4eba\u5c06\u5df2\u5b8c\u6210\u7684\u4ee3\u770b\u4efb\u52a1\u63d0\u4ea4\u5de5\u5355\uff0c\u540e\u7eed\u76f8\u5e94\u7684\u95e8\u5e97\u7ecf\u7406\u4f1a\u5bf9\u8be5\u5de5\u5355\u8fdb\u884c\u5ba1\u6838\uff0c\u5728\u8fd9\u4e2a\u8fc7\u7a0b\u4e2d\u5c31\u4ea7\u751f\u4e86\u4e24\u6761\u6570\u636e\uff0c\u5e76\u5c06\u5176\u66f4\u65b0\u5230\u4e1a\u52a1\u5e93\u7684 Binlog \u6570\u636e\uff0c\u4f5c\u4e3a\u5b9e\u65f6\u6570\u4ed3\u7684\u6570\u636e\u6e90\u8fdb\u884c\u8ba1\u7b97\u540e\u751f\u6210\u6570\u636e\u62a5\u8868\u6216\u76f4\u63a5\u7528\u4e8e\u4e00\u4e9b\u8003\u6838\u7cfb\u7edf\u3002\u5176\u4e2d\u6570\u636e\u62a5\u8868\u7528\u4e8e\u5c55\u793a\u8bc4\u4f30\u4e00\u7ebf\u7ecf\u7eaa\u4eba\u7684\u5de5\u4f5c\u662f\u5426\u8fbe\u6807\u7b49\uff1b\u8003\u6838\u7cfb\u7edf\u5219\u7528\u4e8e\u95e8\u5e97\u7ecf\u7406\u4e3a\u4e00\u7ebf\u7ecf\u7eaa\u4eba\u8bbe\u5b9a\u8003\u6838\u4efb\u52a1\u91cf\u7684\u5de5\u4f5c\u7cfb\u7edf\uff0c\u901a\u8fc7\u4efb\u52a1\u91cf\u6807\u51c6\u81ea\u52a8\u53cd\u9988\u5956\u52b1\u7b49\u3002\u56e0\u6b64\u5728\u4ee5\u4e0a\u5e94\u7528\u7684\u5b9e\u65f6\u6570\u4ed3\u5efa\u6a21\u4e0a\uff0c\u6211\u4eec\u53d1\u73b0\u623f\u4ea7\u7c7b\u4e1a\u52a1\u6709\u4e24\u4e2a\u5178\u578b\u7684\u7279\u70b9\uff1a<\/p>\n<ul>\n<li>\u51c6\u786e\u6027\u8981\u6c42 100%\uff0c\u4e0d\u80fd\u6709\u6570\u636e\u4e22\u5931\u548c\u91cd\u590d\u7684\u60c5\u51b5\u53d1\u751f\u3002<\/li>\n<li>\u9700\u8981\u5168\u91cf\u8ba1\u7b97\uff0c\u589e\u91cf\u6570\u636e\u5728 MQ \u7559\u5b58\u65f6\u95f4\u6709\u9650\uff0c\u9700\u8981\u62ff\u5230\u5168\u91cf\u6570\u636e View \u8fdb\u884c\u8ba1\u7b97\u3002<\/li>\n<\/ul>\n<h3>\u5b9e\u65f6\u6570\u4ed3\u5efa\u6a21\u7279\u70b9<\/h3>\n<p><img decoding=\"async\"   referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000044228507\" alt=\"2\" title=\"2\" loading=\"lazy\"><\/p>\n<p>\u5728\u5b9e\u9645\u4e1a\u52a1\u7684\u5b9e\u65f6\u6570\u4ed3 Pipeline \u4e2d\uff0c\u8fdb\u5165\u5b9e\u65f6\u6570\u4ed3\u524d\u6709\u591a\u4e2a\u6570\u636e\u6e90\uff0c\u6bcf\u4e2a\u6570\u636e\u6e90\u7684\u7279\u70b9\u4e5f\u90fd\u4e0d\u540c\uff0c\u6240\u4ee5\u5b9e\u65f6\u589e\u91cf\u90e8\u5206\u4f1a\u5b58\u5728 MQ \u4e2d\uff0c\u5168\u91cf\u6570\u636e\u5219\u662f\u5b58\u5728 Hive \u4e2d\u3002<\/p>\n<p><img decoding=\"async\"   referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000044228508\" alt=\"3\" title=\"3\" loading=\"lazy\"><\/p>\n<p>\u4e0a\u56fe\u5b9e\u65f6\u6570\u4ed3\u4e2d\u7684\u6bcf\u4e00\u5c42\u90fd\u662f\u7531\u4e00\u4e2a Flink Streaming SQL \u4e32\u8054\u8d77\u6765\u7684\uff0cDW \u5c42\u7684\u4e3b\u8981\u529f\u80fd\u662f\u628a\u591a\u4e2a\u6570\u636e\u6e90\u8fdb\u884c Join \u6253\u5bbd\uff0c\u901a\u8fc7\u8ba1\u7b97\u51fa\u6765\u7684\u5bbd\u8868\u5b9e\u73b0\u76f4\u63a5\u8f93\u51fa\u8fdb MQ \u4e2d\u3002\u7531\u4e8e MQ \u7684\u7559\u5b58\u65f6\u95f4\u6709\u9650\u4f1a\u5f62\u6210\u4e00\u4e2a\u5c0f\u65f6\u7ea7\u6216\u5929\u7ea7\u7684\u5468\u671f\u6027\u4efb\u52a1\uff0c\u5728\u4e00\u4e2a\u5468\u671f\u7ed3\u675f\u540e MQ \u4e2d\u7684\u6570\u636e\u6700\u7ec8\u4f1a\u843d\u5230 Hive \u91cc\u3002DWM \u8fd9\u4e00\u5c42\u4e3b\u8981\u7684\u4f5c\u7528\u662f\u805a\u5408\u8ba1\u7b97\uff0c\u805a\u5408\u8ba1\u7b97\u7684\u7ed3\u679c\u4e5f\u4f1a\u76f4\u63a5\u8f93\u51fa\u5230 MQ \u4e2d\u3002\u6bcf\u4e00\u5c42\u7684\u8ba1\u7b97\u6a21\u5f0f\u90fd\u548c\u4e0a\u4e00\u5c42\u76f8\u540c\uff0c\u5b9e\u65f6\u6570\u4ed3\u7684\u8ba1\u7b97\u7ed3\u679c\u4f1a\u901a\u8fc7 Service \u5c42\u670d\u52a1\u4e8e\u5728\u7ebf\u7684\u6570\u636e\u5e94\u7528\uff0c\u6bd4\u5982\u4e0a\u9762\u63d0\u5230\u7684\u6570\u636e\u62a5\u8868\u548c\u8003\u6838\u7cfb\u7edf\u3002\u6bcf\u5c42\u8f93\u51fa\u7684 Hive \u79bb\u7ebf\u6570\u636e\u53ef\u4ee5\u7528\u4e8e BP \u540c\u5b66\u505a\u6570\u636e\u6392\u67e5\/\u9a8c\u8bc1\u7b49\u79bb\u7ebf\u67e5\u8be2\u5de5\u4f5c\u3002<\/p>\n<p>\u56de\u987e\u5b9e\u65f6\u6570\u4ed3\u7684\u4e24\u4e2a\u7279\u70b9\uff0c\u4e00\u662f\u51c6\u786e\u6027\u8981\u6c42 100%\uff0c\u4e5f\u5c31\u662f\u8bf4\u8981\u6c42\u6574\u4e2a\u6570\u4ed3\u7684\u5b9e\u65f6\u4efb\u52a1\u72b6\u6001\u7b97\u5b50\u90fd\u8981\u7ef4\u62a4\u5168\u91cf\u6570\u636e\uff1b\u4e8c\u662f\u9700\u8981\u5168\u91cf\u8ba1\u7b97\uff0c\u662f\u6307\u7531\u4e8e\u5f02\u6784\u5b58\u50a8\uff0c\u5b9e\u65f6\u6570\u636e\u5b58\u5728 MQ\uff0c\u5386\u53f2\u6570\u636e\u5b58\u5728 Hive\uff0c\u90a3\u4e48\u5c31\u4f7f\u5f97\u6bcf\u5c42\u6d88\u8d39\u7684 MQ \u90fd\u9700\u8981\u5b9e\u65f6\u6d88\u8d39\u589e\u91cf\u6570\u636e\u548c Hive \u5168\u91cf\u6570\u636e\u3002\u4ece\u5f00\u53d1\u5de5\u7a0b\u5e08\u7684\u89c6\u89d2\u8fd9\u5957\u5b9e\u65f6\u6570\u4ed3\u6a21\u578b\u5b58\u5728\u5982\u4e0b\u75db\u70b9\uff1a<\/p>\n<p><img decoding=\"async\"   referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000044228509\" alt=\"4\" title=\"4\" loading=\"lazy\"><\/p>\n<p>\u5728\u5f00\u53d1\u8fc7\u7a0b\u4e2d\u9700\u8981\u65f6\u523b\u5173\u6ce8\u4e1a\u52a1\u903b\u8f91\u4e4b\u5916\u7684\u903b\u8f91\uff0c\u6bd4\u5982\u5728 SQL \u4e2d\u5bf9\u6570\u636e\u7684\u91cd\u590d\u5904\u7406\uff1b\u5728\u6570\u636e\u53bb\u91cd\u8fc7\u7a0b\u4e2d\uff0c\u4f7f\u7528\u5355\u4e00\u5b57\u6bb5\u5904\u7406\u4e0d\u591f\u7cbe\u51c6\uff0c\u9700\u8981\u5f15\u5165 Nanotime \u505a\u975e\u786e\u5b9a\u6027\u8ba1\u7b97\u6765\u89e3\u51b3\u95ee\u9898\u7b49\u3002\u4e4b\u6240\u4ee5\u5b58\u5728\u4ee5\u4e0a\u95ee\u9898\uff0c\u4e3b\u8981\u662f\u56e0\u4e3a\u5728\u6574\u4e2a\u94fe\u8def\u4e2d\uff0c\u5b9e\u65f6\u6570\u636e\u548c\u79bb\u7ebf\u6570\u636e\u662f\u5206\u5f00\u5b58\u50a8\u7684\uff0c\u8fd9\u79cd\u5b58\u50a8\u5f02\u6784\u4f7f\u5f97\u4e24\u90e8\u5206\u7684\u6570\u636e\u5929\u7136\u5f88\u96be\u5bf9\u9f50\u3002<\/p>\n<p><img decoding=\"async\"   referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000044228510\" alt=\"5\" title=\"5\" loading=\"lazy\"><\/p>\n<p>\u8fd9\u91cc\u7684\u6570\u636e\u8fd0\u7ef4\u5305\u542b\u4e09\u4e2a\u90e8\u5206\uff1a\u6570\u636e\u6392\u67e5\u3001\u6570\u636e\u9a8c\u8bc1\u548c\u6570\u636e\u8ba2\u6b63\u3002\u5b58\u5728\u7684\u95ee\u9898\u662f\uff0c\u5728\u6570\u636e\u6392\u67e5\u548c\u6570\u636e\u9a8c\u8bc1\u7684\u8fc7\u7a0b\u4e2d\uff0c\u5982\u679c\u53d1\u73b0\u67d0\u6761\u94fe\u8def\u4e0a\u7684\u67d0\u4e2a SQL \u4f5c\u4e1a\u9700\u8981\u8ba2\u6b63\u3002\u8ba2\u6b63\u5b8c\u6210\u7684 SQL \u7684\u7ed3\u679c\u8f93\u51fa\u5230 MQ \u4e2d\uff0c\u9700\u8981\u518d\u5c06 MQ \u4e2d\u7684\u6570\u636e\u843d\u76d8\u5230\u5b58\u50a8\u4e2d\u7684\u64cd\u4f5c\u4f1a\u4ea7\u751f T+1 \u7684\u4ee3\u4ef7\u3002\u53e6\u5916\u5728\u8ba2\u6b63\u8fc7\u7a0b\u4e2d\u7684\u4e2d\u95f4\u7ed3\u679c\u56de\u9000\u4f1a\u76f4\u63a5\u66b4\u9732\u7ed9\u7528\u6237\u3002<\/p>\n<p>\u7b2c\u4e8c\u4e2a\u95ee\u9898\u662f\u5982\u4e0a\u56fe\u7d2b\u8272\u90e8\u5206\u662f\u4e00\u4e2a\u7b80\u5316\u7684\u94fe\u8def\uff0c\u800c\u5728\u5b9e\u9645\u751f\u4ea7\u8fc7\u7a0b\u4e2d\u7684\u590d\u6742\u5ea6\u5f88\u9ad8\uff0c\u4f53\u73b0\u5728\u4e3b\u94fe\u8def\u4e0a\u7684\u662f\u4e00\u4e9b\u8868\u548c\u4efb\u52a1\u4f1a\u88ab\u5176\u4ed6\u5f88\u591a\u4efb\u52a1\u6216\u8868\u4f9d\u8d56\uff0c\u4f7f\u5f97\u8ba2\u6b63\u8fc7\u7a0b\u4f1a\u5f71\u54cd\u5230\u5f88\u591a\u4e0d\u53ef\u9884\u77e5\u7684\u8868\u6216\u4efb\u52a1\u3002\u9020\u6210\u4ee5\u4e0a\u95ee\u9898\u7684\u539f\u56e0\uff0c\u4e3b\u8981\u6709\u4e24\u70b9\uff0c\u4e00\u4e2a\u662f\u6570\u636e\u8ba2\u6b63\u4ea7\u751f\u7ed3\u679c\u56de\u9000\u66b4\u9732\u7ed9\u7528\u6237\uff0c\u53e6\u5916\u5219\u662f\u8840\u7f18\u5173\u7cfb\u590d\u6742\u4e14\u9700\u8981\u4eba\u4e3a\u7ef4\u62a4\u3002<\/p>\n<p><img decoding=\"async\"   referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000044228511\" alt=\"6\" title=\"6\" loading=\"lazy\"><\/p>\n<p>\u5728\u5f53\u524d\u7684\u8fd9\u6761\u94fe\u8def\u4e0a\uff0cFlink \u5b9e\u65f6\u4efb\u52a1\u7684\u72b6\u6001\u7ef4\u62a4\u662f\u975e\u5e38\u5927\u7684\uff0c\u8fd9\u5c31\u9020\u6210\u5b58\u50a8\u548c\u8ba1\u7b97\u8d44\u6e90\u7684\u6d88\u8017\u975e\u5e38\u5927\uff0c\u4ece\u8fd9\u4e48\u5927\u7684\u72b6\u6001\u4e2d\u6062\u590d\u4f5c\u4e1a\u7684\u8fc7\u7a0b\u4e5f\u4f1a\u5f88\u6162\u3002\u4ea7\u751f\u72b6\u6001\u5927\u95ee\u9898\u7684\u4e24\u5927\u539f\u56e0\u4e3b\u8981\u662f\u53bb\u91cd\u7b97\u5b50\u7ef4\u62a4\u5168\u91cf\u6570\u636e\u72b6\u6001\u548c\u7ea7\u8054 Join \u72b6\u6001\u91cd\u590d\u3002<\/p>\n<h3>\u4e3a\u4ec0\u4e48\u9009\u62e9 Paimon<\/h3>\n<p>\u57fa\u4e8e\u4ee5\u4e0a\u5b58\u5728\u7684\u75db\u70b9\uff0c\u6211\u4eec\u8003\u8651\u5e0c\u671b\u901a\u8fc7 Flink \u751f\u6001\u642d\u5efa Steaming Lakehouse \u7684\u7ec4\u5408\u6765\u89e3\u51b3\u539f\u59cb\u94fe\u8def\u4e0a\u7684\u95ee\u9898\uff0c\u5982\u4e0a\u56fe\u6240\u793a\uff0c\u539f\u59cb\u94fe\u8def\u5b58\u5728\u7684\u95ee\u9898\u6709\uff1a<\/p>\n<ul>\n<li>\u5b58\u50a8\u5f02\u6784\uff0cBase+Delta \u6570\u636e\u96be\u5bf9\u9f50\uff1b<\/li>\n<li>\u53bb\u91cd\u5f15\u5165\u975e\u786e\u5b9a\u6027\u8ba1\u7b97\u548c\u5927\u72b6\u6001\uff1b<\/li>\n<li>\u8840\u7f18\u5173\u7cfb\u590d\u6742 &#038; \u6570\u636e\u8ba2\u6b63\u7ed3\u679c\u56de\u9000\u66b4\u9732\u7ed9\u7528\u6237\u3002<\/li>\n<\/ul>\n<p>\u5bf9\u5e94\u89e3\u51b3\u539f\u59cb\u94fe\u8def\u7684\u95ee\u9898\uff0c\u6211\u4eec\u9009\u62e9\u4e86 Paimon\uff1a<\/p>\n<ul>\n<li>\u6d41\u6279\u4e00\u4f53\u7684\u5b58\u50a8\u53ef\u4ee5\u4ee5\u7edf\u4e00 Table \u5bf9\u5916\u8f93\u51fa\uff0c\u5b9e\u65f6\u548c\u79bb\u7ebf\u6570\u636e\u53ef\u4ee5\u5b58\u50a8\u5230\u4e00\u5f20 Paimon \u8868\u4e2d\uff0c\u76f4\u63a5\u89e3\u51b3\u4e86\u5bf9\u9f50\u7684\u95ee\u9898\uff1b<\/li>\n<li>\u4e0d\u9700\u8981\u53bb\u91cd\uff0cChangelog Producer \u4ee3\u66ff\u72b6\u6001\u7b97\u5b50\uff0c\u540c\u65f6\u652f\u6301\u5728\u5b58\u50a8\u4e0a\u4ea7\u751f\u5b8c\u6574\u7684 Log\uff0c\u5e76\u5c06\u5176\u6301\u4e45\u5316\u4ee3\u66ff\u539f\u6709\u94fe\u8def\u4e0a\u7684\u72b6\u6001\u7b97\u5b50\uff1b<\/li>\n<li>\u8840\u7f18\u7ba1\u7406 &#038; \u6570\u636e\u4e00\u81f4\u6027\u7ba1\u7406\uff0c\u652f\u6301\u65e0\u611f\u77e5\u6570\u636e\u8ba2\u6b63\u3002<\/li>\n<\/ul>\n<h2>\u4e8c\u3001\u6d41\u5f0f\u6570\u4ed3\u5b9e\u8df5<\/h2>\n<p><img decoding=\"async\"   referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000044228512\" alt=\"7\" title=\"7\" loading=\"lazy\"><\/p>\n<p>\u9996\u5148\u4ecb\u7ecd\u6d41\u5f0f\u6570\u4ed3\u5b9e\u8df5\u8fc7\u7a0b\u4e2d\u7684\u67b6\u6784\u8bbe\u8ba1\uff0c\u5982\u4e0b\u56fe\u6240\u793a\uff1a<\/p>\n<ul>\n<li>\u5b58\u50a8\u5c42\u9009\u7528\u4e86 HDFS \u6216 S3 \u7684\u5bf9\u8c61\u5b58\u50a8\u4f5c\u4e3a\u5b58\u50a8\u5e95\u5ea7\uff0c\u9009\u7528 Paimon \u4f5c\u4e3a\u7edf\u4e00\u7684 Table \u62bd\u8c61\uff1b<\/li>\n<li>\u8ba1\u7b97\u5c42\u9009\u7528 Flink \u540c\u4e00\u7684\u6280\u672f\u6808\uff0c\u7edf\u4e00\u4e86\u6d41\u6279\u8ba1\u7b97\uff1b<\/li>\n<li>\u6570\u636e\u7ba1\u7406\u5c42\u5b9e\u73b0\u4e86 Table \u7684\u8840\u7f18\u7ba1\u7406\u548c\u6570\u636e\u7684\u8840\u7f18\u7ba1\u7406\uff0c\u57fa\u4e8e\u8fd9\u6837\u7684\u8840\u7f18\u7ba1\u7406\u53ef\u4ee5\u505a\u5230\u6570\u636e\u4e00\u81f4\u6027\uff0c\u8840\u7f18\u7ba1\u7406\u53ef\u4ee5\u7528\u4e8e\u6570\u636e\u6eaf\u6e90\u7684\u9700\u6c42\uff0c\u4e3a\u6570\u636e\u8d28\u91cf\u63d0\u4f9b\u4fdd\u969c\u3002<\/li>\n<li>\u6570\u636e\u4e00\u81f4\u6027\u7ba1\u7406\uff0c\u6d41\u6279\u4e00\u4f53 ETL \u6570\u636e\u7ba1\u7406\u3002\u5728\u591a\u8868\u4e00\u81f4\u6027\u8054\u8c03\u7684\u65f6\u5019\uff0c\u53ef\u4ee5\u81ea\u52a8\u5bf9\u9f50\u6570\u636e\uff0c\u4e0d\u9700\u8981\u5f00\u53d1\u4eba\u5458\u624b\u52a8\u5bf9\u9f50\u3002<\/li>\n<\/ul>\n<p>\u5982\u4e0a\u56fe\u53ef\u89c1\u4e0a\u5c42\u901a\u8fc7 Gateway \u6216 Service \u5c42\u5bf9\u5916\u63d0\u4f9b\u670d\u52a1\uff0c\u6700\u7ec8\u7528\u6237\u901a\u8fc7 SQL Client \u6216\u662f Rest API \u8bbf\u95ee\u6574\u4e2a\u7cfb\u7edf\u3002<\/p>\n<p><img decoding=\"async\"   referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000044228513\" alt=\"8\" title=\"8\" loading=\"lazy\"><\/p>\n<p>\u4e0a\u56fe\u662f\u6d41\u5f0f\u6570\u4ed3 Pipeline\u3002\u6570\u636e\u6e90\u548c\u524d\u9762\u63d0\u5230\u7684\u4e00\u6837\uff0c\u79bb\u7ebf\u6570\u636e\u5b58\u5728 Hive \u4e2d\uff0c\u5b9e\u65f6\u6570\u636e\u5b58\u5728 MQ \u4e2d\u3002\u4e0d\u540c\u7684\u662f\u5728\u8fdb\u5165 Streaming Lakehouse \u7684\u65f6\u5019\uff0c\u8bbe\u7f6e\u4e86\u4e00\u4e2a ODS \u5c42\uff0c\u8fd9\u5c42\u4f1a\u901a\u8fc7 Flink Streaming SQL \u628a\u6bcf\u4e00\u4e2a\u6570\u636e\u6e90\u6c89\u6dc0\u5230 Paimon Table \u91cc\u3002\u7b2c\u4e8c\u5c42\u662f DWD \u5c42\uff0c\u901a\u8fc7\u5bf9\u591a\u4e2a\u6570\u636e\u6e90\u8fdb\u884c Join \u6253\u5bbd\u7684\u64cd\u4f5c\uff0c\u5c06\u8f93\u51fa\u7684\u7ed3\u679c\u6c89\u6dc0\u5230 Paimon Table \u91cc\u3002\u518d\u901a\u8fc7\u6700\u540e\u4e00\u5c42 APP \u5c42\u505a\u6307\u6807\u805a\u5408\u4ee5\u53ca\u900f\u51fa\u7684\u5de5\u4f5c\u3002<\/p>\n<p>\u7531\u4e8e\u4e2d\u95f4\u6570\u636e\u90fd\u6c89\u6dc0\u5728 Paimon Table \u4e2d\uff0c\u6240\u4ee5\u5f00\u53d1\u4eba\u5458\u5728\u505a\u6570\u636e\u6392\u67e5\u548c\u9a8c\u8bc1\u7684\u65f6\u5019\u53ef\u4ee5\u76f4\u63a5\u64cd\u4f5c\u3002\u901a\u8fc7\u4e0a\u56fe\u5b9e\u65f6\u6570\u4ed3\u7684 Pipeline \u53ef\u4ee5\u770b\u5230\u5b58\u50a8\u4e0a\u662f\u6d41\u6279\u4e00\u4f53\u7684\uff0c\u5728\u8ba1\u7b97\u4e0a\u4e5f\u662f\u7528 Flink \u7684\u6280\u672f\u6808\u7edf\u4e00\u4e86\u6d41\u6279\u8ba1\u7b97\uff0c\u8fd9\u6837\u53ef\u4ee5\u51cf\u5c11\u5f00\u53d1\u548c\u8fd0\u7ef4\u7684\u6210\u672c\u3002\u800c\u4e14\u4e2d\u95f4\u6570\u636e\u6c89\u6dc0\u4e5f\u662f\u53ef\u76f4\u63a5\u67e5\u8be2\u7684\uff0c\u4e0d\u9700\u8981\u5728\u8fd0\u7ef4\u7684\u65f6\u5019\u505a\u66f4\u591a\u7e41\u7410\u7684\u64cd\u4f5c\u3002<\/p>\n<p><img decoding=\"async\"   referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000044228514\" alt=\"9\" title=\"9\" loading=\"lazy\"><\/p>\n<p>\u5728\u5b8c\u6210\u4e0a\u8ff0 Streaming Lakehouse \u5b9e\u8df5\u843d\u5730\u540e\u603b\u7ed3\u4e86\u5982\u4e0b\u6536\u76ca\uff1a<\/p>\n<ul>\n<li>\u7b80\u5316\u5f00\u53d1\u6d41\u7a0b<\/li>\n<\/ul>\n<p>\u6d41\u6279\u4e00\u4f53\u5b58\u50a8\u53ef\u4ee5\u89e3\u51b3\u5b9e\u65f6\u548c\u79bb\u7ebf\u5b58\u50a8\u5f02\u6784\u7684\u95ee\u9898\uff1b<\/p>\n<p>\u51cf\u5c11\u4e1a\u52a1\u5165\u4fb5\uff0c\u79fb\u9664\u53bb\u91cd\u7b97\u5b50\uff0c\u89e3\u51b3\u975e\u786e\u5b9a\u6027\u8ba1\u7b97\u3002<\/p>\n<ul>\n<li>\u63d0\u5347\u8fd0\u7ef4\u4f53\u9a8c<\/li>\n<\/ul>\n<p>\u4e2d\u95f4\u6570\u636e\u53ef\u67e5\uff1b\u6570\u636e\u53ef\u8ffd\u6eaf\uff1b<\/p>\n<p>\u8840\u7f18\u5173\u7cfb &#038; \u591a\u8868\u4e00\u81f4\u6027\uff0c\u589e\u5f3a\u4e86\u591a\u8868\u5173\u8054\u8c03\u8bd5\u80fd\u529b\uff0c\u5e76\u4e14\u53ef\u4ee5\u505a\u5230\u6570\u636e\u8ba2\u6b63\u65e0\u611f\u77e5\u3002<\/p>\n<ul>\n<li>\u51cf\u5c11\u72b6\u6001\u91cf<\/li>\n<\/ul>\n<p>Changelog \u6301\u4e45\u5316\uff0c\u53ef\u4ee5\u51cf\u5c1130%\u7684\u72b6\u6001\u91cf\u3002<\/p>\n<p>\u5728\u5b9e\u8df5\u8fc7\u7a0b\u4e2d\uff0c\u9664\u4e86\u83b7\u5f97\u4e86\u4e0d\u5c11\u6536\u76ca\uff0c\u4e5f\u540c\u6837\u9047\u5230\u4e86\u65b0\u7684\u95ee\u9898\uff0c\u4e3b\u8981\u5305\u62ec\u4e24\u4e2a\uff1a<\/p>\n<ul>\n<li>\u6570\u636e\u65b0\u9c9c\u5ea6\u5dee\uff1a\u7aef\u5230\u7aef\u7684\u5ef6\u8fdf\u53d8\u5316\u4e3a\u5206\u949f\u7ea7\uff0c\u6570\u636e\u65b0\u9c9c\u5ea6\u964d\u4f4e\uff1b<\/li>\n<li>\u5c0f\u6587\u4ef6\u95ee\u9898\uff1a\u4e00\u4e9b\u5c0f\u6587\u4ef6\u53ef\u80fd\u4f1a\u5f71\u54cd\u8bfb\u5199\u6027\u80fd\u3002<\/li>\n<\/ul>\n<h2>\u4e09\u3001\u6d41\u5f0f\u6570\u4ed3\u7684\u8c03\u4f18<\/h2>\n<h3>\u7aef\u5230\u7aef\u5ef6\u8fdf\u8c03\u4f18<\/h3>\n<p><img decoding=\"async\"   referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000044228515\" alt=\"10\" title=\"10\" loading=\"lazy\"><\/p>\n<p>\u9996\u5148\u8981\u5206\u6790\u4e0b\u6574\u4e2a\u94fe\u8def\u6570\u636e\u7684\u53ef\u89c1\u6027\u4e0e\u4ec0\u4e48\u76f8\u5173\u3002\u5982\u4e0a\u56fe\u6240\u793a\uff0cSource \u5728\u6536\u5230\u6570\u636e\u4e4b\u540e\uff0c\u4f1a\u628a\u8fd9\u4e9b Records \u6e90\u6e90\u4e0d\u65ad\u7684\u53d1\u7ed9 Bucket\uff0c\u7136\u540e Bucket Writer \u5728\u6536\u5230\u6570\u636e\u540e\uff0c\u5148\u628a\u8fd9\u4e9b\u6570\u636e\u7f13\u5b58\u5230\u4e00\u4e2a\u57fa\u4e8e\u5185\u5b58\u7684 Buffer\uff0c\u5b58\u6ee1\u4e4b\u540e\u4f1a\u89e6\u53d1\u4e00\u4e2a Flash \u5c06\u8fd9\u4e2a Buffer \u91cc\u7684\u6570\u636e\u5168\u90e8\u90fd Flash \u5230\u78c1\u76d8\u4e0a\u3002\u8fd9\u4e2a\u65f6\u5019\u5c31\u751f\u6210\u4e86\u5bf9\u5916\u4e0d\u53ef\u89c1\u7684\u6570\u636e\u6587\u4ef6\uff0c\u53ea\u6709\u5f53\u4e0a\u6e38\u89e6\u53d1\u4e86\u4e00\u4e2a Checkpoint \u7684\u65f6\u5019\uff0c\u6574\u4e2a\u94fe\u8def\u4e2d Commit \u7b97\u5b50\u751f\u6210\u4e00\u4e2a Snapshot \u6307\u5411\u521a\u751f\u6210\u7684\u6570\u636e\u6587\u4ef6\u624d\u80fd\u5bf9\u5916\u53ef\u89c1\u3002<\/p>\n<p>\u5206\u6790\u6574\u4e2a\u6d41\u7a0b\uff0c\u53ef\u4ee5\u5f97\u51fa\u4e24\u4e2a\u7ed3\u8bba\uff1a<\/p>\n<ul>\n<li>\u6570\u636e\u53ef\u89c1\u6027\u4e0e Checkpoint \u7ed1\u5b9a\u3002\u66f4\u4e25\u683c\u7684\u8bf4\u662f\u4e00\u4e2a\u5468\u671f\u7684\u6570\u636e\u53ef\u89c1\u6027\u4e0e Checkpoint \u5468\u671f\u4e25\u683c\u7ed1\u5b9a\u3002<\/li>\n<li>Checkpoint \u5468\u671f = Checkpoint interval + Checkpoint latency\u3002Checkpoint interval \u662f Checkpoint \u89e6\u53d1\u7684\u9891\u7387\uff1bCheckpoint latency \u662f\u6574\u4e2a\u5b8c\u6210\u4e00\u4e2a Checkpoint \u6240\u9700\u7684\u8017\u65f6\u3002<\/li>\n<\/ul>\n<p><img decoding=\"async\"   referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000044228516\" alt=\"11\" title=\"11\" loading=\"lazy\"><\/p>\n<p>\u56e0\u6b64\u5728\u6211\u4eec\u5728\u505a\u7aef\u5230\u7aef\u8c03\u4f18\u7684\u65f6\u5019\uff0c\u662f\u5426\u53ea\u9700\u8981\u9488\u5bf9 Checkpoint \u5468\u671f\u505a\u76f8\u5173\u8c03\u6574\u5c31\u53ef\u4ee5\u5462\uff1f\u6700\u7b80\u5355\u7684\u662f\u4e0d\u662f\u5c06 Checkpoint interval \u8fdb\u884c\u8c03\u5c0f\u64cd\u4f5c\u5462\uff1f<\/p>\n<p>\u5728\u5f97\u51fa\u7ed3\u8bba\u524d\u6211\u4eec\u5148\u6765\u770b\u4e0b\u5199\u5165\u6d41\u7a0b\u3002\u5728 Paimon Sink \u7b97\u5b50\u4e2d\uff0cBucket Writer \u4f1a\u6e90\u6e90\u4e0d\u65ad\u7684\u628a\u6570\u636e\u5f00\u653e\u5230\u78c1\u76d8\u7684\u6570\u636e\u6587\u4ef6\u91cc\uff0c\u53e6\u5916 Paimon Sink \u8fd8\u5305\u542b\u53e6\u5916\u4e00\u4e2a\u7ec4\u4ef6 Compact Manager\u3002\u8fd9\u4e2a\u7ec4\u4ef6\u4e3b\u8981\u662f\u9488\u5bf9\u78c1\u76d8\u4e0a\u7684\u6570\u636e\u6587\u4ef6\u4e0d\u65ad\u7684\u505a Compaction\u3002\u5982\u4e0a\u56fe\u53f3\u4fa7\u5c55\u793a\uff0cCompaction \u5728\u903b\u8f91\u4e0a\u662f\u4e2a Bucket\uff0c\u5728\u5b58\u50a8\u4e0a\u662f\u4e00\u4e2a\u76ee\u5f55\uff0c\u76ee\u5f55\u4e0b\u4f1a\u5b58\u653e\u5f88\u591a\u6570\u636e\u6587\u4ef6\uff0c\u8fd9\u4e9b\u6587\u4ef6\u662f\u7531 LSM \u6811\u7ec4\u7ec7\u7684\uff0c\u5206\u4e3a\u591a\u4e2a Level\u3002\u5b9e\u9645\u4e0a Compact Manager \u5728\u505a Compaction \u7684\u65f6\u5019\u5c31\u662f\u9488\u5bf9\u8fd9\u4e9b\u4e0d\u540c\u5c42\u7684\u6570\u636e\u505a\u7684\u8fc7\u7a0b\u3002<\/p>\n<p>\u6240\u4ee5\u6211\u4eec\u63a8\u65ad\uff0c\u6574\u4e2a Compaction \u8fc7\u7a0b\u662f\u4e00\u4e2a I\/O \u6bd4\u8f83\u591a\u7684\u64cd\u4f5c\u8fc7\u7a0b\uff0c\u5047\u8bbe\u4e00\u5473\u7684\u8c03\u5c0f Checkpoint Interval\uff0c\u4f1a\u5bfc\u81f4\u9891\u7e41\u7684 Checkpoint\uff0c\u6bd4\u5982\u539f\u6765 100 \u6761\u6570\u636e\u672c\u6765\u662f\u80fd\u5206\u4e00\u4e2a\u6587\u4ef6\u91cc\u7684\uff0c\u4f46\u662f\u73b0\u5728 Checkpoint \u9891\u7387\u8fc7\u9ad8\u540e\uff0c\u8fd9 100 \u6761\u6570\u636e\u53ef\u80fd\u4f1a\u88ab\u5206\u5230\u591a\u4e2a\u6587\u4ef6\u91cc\uff0c\u90a3\u4e48\u6bcf\u4e2a\u6587\u4ef6\u91cc\u9762\u7684\u6570\u636e\u90fd\u4f1a\u5f88\u5c0f\u3002\u5176\u6b21\uff0c\u5c0f\u6587\u4ef6\u8fc7\u591a\uff0c\u4f1a\u8ba9 Compaction \u7684\u6574\u4f53\u4ee3\u4ef7\u53d8\u5f97\u66f4\u9ad8\uff0c\u4e5f\u4f1a\u5f71\u54cd\u5199\u5165\u7684\u6027\u80fd\u3002\u5176\u5b9e\u8fd9\u5c31\u662f\u4e00\u4e2a\u8ffd\u6c42\u6570\u636e\u65b0\u9c9c\u5ea6\u7684\u8fc7\u7a0b\uff0c\u4e3b\u8981\u9700\u8981\u5728\u6570\u636e\u7684\u5199\u5165\u6027\u80fd\u548c\u6570\u636e\u65b0\u9c9c\u5ea6\u4e0a\u505a\u6743\u8861\u3002\u5728\u7ecf\u8fc7\u591a\u65b9\u5b9e\u8df5\u9a8c\u8bc1\u540e\uff0c\u63a8\u8350\u5c06 Checkpoint Interval \u8bbe\u7f6e\u4e3a 1-2 \u5206\u949f\u4e3a\u4f18\u3002<\/p>\n<p>Checkpoint Latency \u4f18\u5316\u53ef\u4ee5\u5206\u4e3a\u51e0\u4e2a\u65b9\u5411\u8fdb\u884c\uff1a<\/p>\n<ul>\n<li>Log-Based \u589e\u91cf Checkpoint<\/li>\n<\/ul>\n<p>\u5229\u7528 Flink \u9ad8\u7248\u672c\u7684\u4e00\u4e9b\u7279\u6027\uff0c\u5982 Log-based \u589e\u91cf Checkpoint \u7684\u65b9\u5f0f\u53bb\u4f18\u5316\u4e0a\u4f20\u9636\u6bb5\u7684\u8017\u65f6\u3002<\/p>\n<ul>\n<li>\u51cf\u5c11\u72b6\u6001\u91cf<\/li>\n<\/ul>\n<p>\u6bd4\u5982\u51cf\u5c11\u4e0a\u4f20\u8f93\u6570\u636e\u91cf\uff0c\u90a3\u4e48\u4e0a\u4f20\u8017\u65f6\u5c31\u4f1a\u51cf\u5c11\u3002<\/p>\n<ul>\n<li>Checkpoint \u6301\u7eed\u4e0a\u4f20<\/li>\n<\/ul>\n<p>\u6301\u7eed\u4e0a\u4f20\u672c\u5730\u72b6\u6001\u6587\u4ef6\u3002<\/p>\n<ul>\n<li>\u642d\u5efa\u72ec\u7acb HDFS \u96c6\u7fa4<\/li>\n<\/ul>\n<p>\u51cf\u5c11\u9047\u5230\u6162\u8282\u70b9\u7684\u6982\u7387\u3002<\/p>\n<p><img decoding=\"async\"   referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000044228517\" alt=\"12\" title=\"12\" loading=\"lazy\"><\/p>\n<p>\u7ecf\u8fc7\u4ee5\u4e0a\u56db\u79cd\u65b9\u5411\u7684\u4f18\u5316\uff0c\u6211\u4eec\u5728\u5b9e\u8df5\u4e2d\u5f97\u5230\u9a8c\u8bc1\u7684\u7ed3\u679c\u662f\u53ef\u4ee5\u5c06\u7aef\u5230\u7aef\u7684\u5ef6\u8fdf\u505a\u5230\u5206\u949f\u7ea7\u3002<\/p>\n<h3>\u5c0f\u6587\u4ef6\u4f18\u5316<\/h3>\n<p><img decoding=\"async\"   referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000044228518\" alt=\"13\" title=\"13\" loading=\"lazy\"><\/p>\n<p>\u5b57\u8282\u5185\u90e8\u7684\u5b9e\u8df5\u662f\u57fa\u4e8e HDFS \u4e3a\u5b58\u50a8\u5e95\u5ea7\u7684\uff0c\u6211\u4eec\u5c06\u5c0f\u6587\u4ef6\u5b9a\u4e49\u4e3a\u660e\u663e\u5c0f\u4e8e HDFS \u4e0a\u4e00\u4e2a Block \u5927\u5c0f\u7684\u6587\u4ef6\u3002\u5c0f\u6587\u4ef6\u5f15\u51fa\u6700\u76f4\u63a5\u7684\u95ee\u9898\u5c31\u662f\u6587\u4ef6\u6570\u91cf\u592a\u591a\u5bfc\u81f4\u9700\u8981\u66f4\u591a\u7684 Block\uff0c\u6bd4\u5982 Create Block\uff0cDelete Block\u7b49\uff0c\u76f4\u63a5\u7684\u5f71\u54cd\u5c31\u662f I\/O \u64cd\u4f5c\u9891\u7e41\uff0c\u4f1a\u5bfc\u81f4 HDFS \u4e0a\u7684 NamaNode \u538b\u529b\u8fc7\u5927\u5bf9\u7a33\u5b9a\u6027\u4ea7\u751f\u5f71\u54cd\uff1b\u53e6\u5916\uff0c\u65e0\u8bba\u6587\u4ef6\u672c\u8eab\u6709\u591a\u5927\uff0c\u5b83\u7684 Block \u7684\u5143\u4fe1\u606f\u662f\u56fa\u5b9a\u7684\uff0c\u800c\u8fd9\u4e9b\u5143\u4fe1\u606f\u90fd\u662f\u5b58\u5728 NameNode \u5185\u5b58\u91cc\u7684\uff0c\u8fc7\u591a\u7684 Block \u5143\u4fe1\u606f\u4f1a\u9020\u6210\u5185\u5b58 OOM \u95ee\u9898\uff1b\u5f53\u6570\u636e\u592a\u5206\u6563\/\u6587\u4ef6\u6570\u91cf\u592a\u591a\u65f6\uff0c\u6570\u636e\u5c31\u6709\u53ef\u80fd\u88ab\u5206\u914d\u5230\u66f4\u591a\u7684 HDFS \u7684 DataNode \u91cc\uff0c\u5c31\u4f1a\u9020\u6210 DataNode \u7684\u6765\u56de\u8df3\u8f6c\uff0c\u589e\u52a0\u9891\u7e41\u7684\u968f\u673a\u8bfb\u5199\uff0c\u4f7f\u6548\u7387\u548c\u6027\u80fd\u53d8\u4f4e\uff1b\u5e76\u4e14\u5206\u914d\u7684 DataNode \u53d8\u591a\u9047\u5230\u6162\u8282\u70b9\u7684\u6982\u7387\u4e5f\u4f1a\u53d8\u5927\u3002<\/p>\n<p><img decoding=\"async\"   referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000044228519\" alt=\"14\" title=\"14\" loading=\"lazy\"><\/p>\n<p>\u5728\u5c0f\u6587\u4ef6\u76f8\u5173\u7684\u95ee\u9898\u4e2d\uff0c\u51b3\u5b9a\u662f\u5426\u4ea7\u751f\u5c0f\u6587\u4ef6\u7684\u65f6\u673a\u548c\u56e0\u7d20\u6709\u4ee5\u4e0b\u51e0\u70b9\uff1a<\/p>\n<ul>\n<li>\u6587\u4ef6\u751f\u6210\u3002\u6570\u636e\u6587\u4ef6\u5728\u78c1\u76d8\u4e0a\u751f\u6210\u662f\u6709\u4e24\u4e2a\u89e6\u53d1\u65f6\u673a\u7684\uff0c\u4e00\u4e2a\u662f Checkpoint \u7684\u65f6\u5019\uff0c\u5b83\u4f1a\u5f3a\u5236\u628a\u5f53\u524d\u7684 WriteBuffer \u91cc\u7684\u6570\u636e\u5237\u5230\u78c1\u76d8\u4e0a\uff1b\u7b2c\u4e8c\u4e2a\u662f WriteBuffer\uff0c\u5f53\u5b83\u6ee1\u4e86\u4e5f\u4f1a\u628a\u5185\u5b58\u91cc\u9762\u7684\u6570\u636e\u5237\u5230\u78c1\u76d8\u4e0a\u3002\u5982\u679c\u628a Checkpoint Interval \u8c03\u7684\u8fc7\u5c0f\uff0c\u6216\u662f\u628a WriteBuffer \u5bb9\u91cf\u8bbe\u7f6e\u7684\u6bd4\u8f83\u5c0f\uff0c\u90a3\u4e48\u6570\u636e\u5c31\u4f1a\u66f4\u9891\u7e41\u7684\u88ab\u5237\u5230\u78c1\u76d8\u4e0a\uff0c\u800c\u4ea7\u751f\u8fc7\u91cf\u7684\u5c0f\u6587\u4ef6\u3002<\/li>\n<li>\u6587\u4ef6\u5212\u5206\u3002\u901a\u8fc7\u8bbe\u7f6e\u4e00\u4e9b Partition key \u6216 Bucket key\uff0c\u5c31\u51b3\u5b9a\u4e86\u6570\u636e\u7684\u8d70\u5411\uff0c\u5b83\u4f1a\u843d\u5728\u54ea\u4e9b\u6587\u4ef6\u91cc\u3002\u6bd4\u5982\uff0c\u751f\u4ea7\u4e2d\u5b9e\u9645\u6570\u91cf\u975e\u5e38\u5c0f\uff0c\u540c\u65f6\u53c8\u8bbe\u7f6e\u4e86\u8fc7\u591a\u7684 Bucket\uff0c\u90a3\u4e48\u53ef\u4ee5\u9884\u89c1\uff0c\u4e00\u4e2a Bucket \u53ef\u4ee5\u5206\u5230\u7684\u6570\u636e\u91cf\u4e00\u5b9a\u4f1a\u6bd4\u8f83\u5c0f\u3002\u8fd9\u4e2a\u8fc7\u7a0b\u4e2d\u4e5f\u4f1a\u9047\u5230\u5c0f\u6587\u4ef6\u95ee\u9898\u3002\u53e6\u5916\uff0c\u5982\u679c\u8bbe\u7f6e Partition key \u6216 Bucket key \u4e0d\u5408\u7406\uff0c\u53ef\u80fd\u4f1a\u4ea7\u751f\u4e00\u4e9b\u6587\u4ef6\u503e\u659c\u7684\u60c5\u51b5\uff0c\u5373\u70ed Key \u95ee\u9898\u3002<\/li>\n<li>\u6587\u4ef6\u6e05\u7406\u3002Paimon \u5177\u6709\u6587\u4ef6\u6e05\u7406\u673a\u5236\uff0c\u5728 Compaction \u8fc7\u7a0b\u4e2d\u4f1a\u5220\u9664\u4e00\u4e9b\u65e0\u7528\u7684\u6587\u4ef6\u3002\u53e6\u5916\uff0c\u6570\u636e\u7531 Snapshot \u7ba1\u7406\uff0c\u5982\u679c Snapshot \u8fc7\u671f\uff0c\u5c31\u4f1a\u4ece\u78c1\u76d8\u4e0a\u5220\u9664\u5bf9\u5e94\u7684\u6570\u636e\u6587\u4ef6\u3002\u5982\u679c Compaction \u89e6\u53d1\u6761\u4ef6\u548c Snapshot \u8fc7\u671f\u6761\u4ef6\u6ca1\u6709\u7ba1\u7406\u597d\uff0c\u4e5f\u4f1a\u9020\u6210\u5197\u4f59\u7684\u6587\u4ef6\u7559\u5728\u78c1\u76d8\u4e0a\u3002<\/li>\n<\/ul>\n<p>\u57fa\u4e8e\u4ee5\u4e0a\u7684\u4ecb\u7ecd\uff0c\u5206\u4eab\u4e00\u4e0b\u6211\u4eec\u5728\u5b9e\u8df5\u8fc7\u7a0b\u4e2d\u79ef\u7d2f\u7684\u4e00\u4e9b\u5c0f\u6587\u4ef6\u8c03\u4f18\u53c2\u6570\uff0c\u89c1\u4e0b\u8868\u6240\u793a\u3002<\/p>\n<ul>\n<li>Checkpoint interval:\uff1a\u63a8\u8350\u5728 1-2 min \u6bd4\u8f83\u5408\u9002\uff1b<\/li>\n<li>WriteBuffer \u5927\u5c0f\uff1a\u63a8\u8350\u4f7f\u7528\u9ed8\u8ba4\u503c\uff0c\u9664\u975e\u9047\u5230\u76f8\u5173\u95ee\u9898\u9700\u8981\u8c03\u6574\uff1b<\/li>\n<li>\u4e1a\u52a1\u6570\u636e\u91cf\uff1a\u53ef\u4ee5\u6839\u636e\u4e1a\u52a1\u6570\u636e\u91cf\u8c03\u8282 Bucket \u6570\uff0c\u8c03\u6574\u4f9d\u636e\u4e3a\u5355\u4e2a Bucket \u5927\u5c0f\u5728 1G \u5de6\u53f3\u6bd4\u8f83\u5408\u9002\uff1b<\/li>\n<li>Key \u7684\u8bbe\u7f6e\uff1a\u53ef\u4ee5\u6839\u636e\u5b9e\u9645\u7684\u4e1a\u52a1 Key \u7279\u70b9\u8bbe\u7f6e\u5408\u9002\u7684 Bucket-key\u3001Partition\uff0c\u4ee5\u9632\u4ea7\u751f\u70ed Key \u503e\u659c\u7684\u95ee\u9898\uff1b<\/li>\n<li>Compaction \u7ba1\u7406\u548c Snapshot \u7ba1\u7406\u76f8\u5173\u53c2\u6570\uff1a\u63a8\u8350\u4f7f\u7528\u9ed8\u8ba4\u503c\uff0c\u9664\u975e\u9047\u5230\u76f8\u5173\u95ee\u9898\u9700\u8981\u8c03\u6574\u3002<\/li>\n<\/ul>\n<p><img decoding=\"async\"   referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000044228520\" alt=\"15\" title=\"15\" loading=\"lazy\"><\/p>\n<p>\u7ecf\u5386\u4e86\u6574\u4e2a\u67b6\u6784\u6539\u9020\u4e4b\u540e\uff0c\u6211\u4eec\u5c06\u539f\u6709\u5b9e\u65f6\u6570\u4ed3\u94fe\u8def\u505a\u4e86\u5bf9\u6bd4\uff0c\u5982\u4e0b\u56fe\u53ef\u89c1\uff0c\u5728\u5f88\u591a\u6307\u6807\u4e0a\u90fd\u83b7\u5f97\u4e86\u4e00\u5b9a\u7684\u6536\u76ca\u3002<\/p>\n<ul>\n<li>\u7aef\u5230\u7aef\u5ef6\u8fdf\uff1a\u5728\u539f\u59cb\u5b9e\u65f6\u6570\u4ed3\u5f00\u542f Mini-batch \u7684\u60c5\u51b5\u4e0b\uff0c\u7aef\u5230\u7aef\u5ef6\u8fdf\u6ca1\u6709\u660e\u663e\u9000\u5316\uff0c\u53ef\u4ee5\u652f\u6301 1-2 min \u7684\u8fd1\u5b9e\u65f6\u53ef\u89c1\uff1b<\/li>\n<li>\u6570\u636e\u6392\u67e5\u65f6\u6548\u6027\uff1a\u53ef\u4ee5\u4ece\u5c0f\u65f6\u7ea7\u63d0\u5347\u5230\u5206\u949f\u7ea7\uff1b<\/li>\n<li>\u72b6\u6001\u91cf\u8282\u7701\u4e86\u7ea6 30%\uff1b<\/li>\n<li>\u5f00\u53d1\u5468\u671f\u7f29\u77ed\u7ea6 50%\u3002<\/li>\n<\/ul>\n<p><img decoding=\"async\"   referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000044228521\" alt=\"16\" title=\"16\" loading=\"lazy\"><\/p>\n<h3>\u56db\u3001\u672a\u6765\u89c4\u5212<\/h3>\n<p><img decoding=\"async\"   referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000044228522\" alt=\"17\" title=\"17\" loading=\"lazy\"><\/p>\n<p>\u5f53\u524d\u4e3b\u8981\u89c4\u5212\u4e86\u4ee5\u4e0b\u56db\u4e2a\u65b9\u5411\uff1a<\/p>\n<ul>\n<li>\u9996\u5148\uff0c\u79d2\u7ea7\u7aef\u5230\u7aef\u5ef6\u8fdf\u7684\u5c1d\u8bd5\u3002\u53ef\u80fd\u4f1a\u5206\u51e0\u671f\u6765\u505a\uff0c\u8ba1\u5212\u5f15\u5165 Embeded Log System \u6765\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\u3002\u957f\u671f\u6765\u770b\uff0c\u4f1a\u628a\u6570\u636e\u53ef\u89c1\u6027\u4e0e Checkpoint \u89e3\u7ed1\uff1b<\/li>\n<li>\u5176\u6b21\uff0c\u6570\u636e\u4e00\u81f4\u6027\u7ba1\u7406\u3002\u8840\u7f18\u5173\u7cfb\u7ba1\u7406\u548c\u6570\u636e\u4e00\u81f4\u6027\u7ba1\u7406\u8fd9\u4e24\u4e2a\u65b9\u9762\uff0c\u5728\u5b9e\u9645\u6570\u636e\u8fd0\u7ef4\u4e2d\u662f\u5f88\u6709\u4ef7\u503c\u7684\uff1b<\/li>\n<li>\u7b2c\u4e09\uff0c\u72b6\u6001\u590d\u7528\u3002\u72b6\u6001\u590d\u7528\u4e3b\u8981\u662f\u89e3\u51b3 Join \u72b6\u6001\u590d\u7528\u7684\u95ee\u9898\u3002\u53e6\u5916\uff0c\u6211\u4eec\u5e0c\u671b\u53ef\u4ee5\u505a\u5230\u4e2d\u95f4\u72b6\u6001\u53ef\u67e5\uff1b<\/li>\n<li>\u7b2c\u56db\uff0c\u76d1\u63a7\u8fd0\u7ef4\u3002\u672a\u6765\u5f53\u89c4\u6a21\u4e0a\u53bb\uff0c\u5e0c\u671b\u53ef\u4ee5\u5efa\u7acb\u76d1\u63a7\u4f53\u7cfb\uff0c\u5e76\u505a\u5230\u6307\u6807\u53ef\u89c2\u6d4b\u3002<\/li>\n<\/ul>\n<h2>Q&#038;A<\/h2>\n<p>Q\uff1a\u8bf7\u95ee\u5728\u6570\u636e\u6e90\u5f02\u6784\u7684\u60c5\u51b5\u4e0b\uff0c\u662f\u5426\u8003\u8651\u8fc7\u5176\u4ed6\u5165\u6e56\u7684\u6280\u672f\u9009\u578b\uff1f\u4e3a\u4f55\u6700\u7ec8\u9009\u62e9\u4e86 Paimon\uff1f<\/p>\n<p>A\uff1a\u5728\u6700\u521d\u6280\u672f\u9009\u578b\u7684\u65f6\u5019\uff0c\u4e3b\u8981\u8003\u8651\u51e0\u4e2a\u70b9\uff0c\u4e00\u4e2a\u662f\u8ddf Flink \u751f\u6001\u7684\u7ed3\u5408\uff0c\u4e00\u4e2a\u662f Streaming Warehouse \u8fd9\u79cd\u6a21\u578b\uff0c\u5f53\u65f6\u4e0e\u8fd9\u4e24\u70b9\u7ed3\u5408\u6700\u597d\u7684\u662f Paimon\uff0c\u53e6\u5916\u5728\u6211\u4eec Steaming upsert \u7684\u4e3b\u6d41\u573a\u666f\u4e0b\u60c5\u51b5\u66f4\u4f18\u3002<\/p>\n<p>\u53e6\u5916\uff0c\u5bf9\u4e8e\u4e2d\u95f4\u5b58\u50a8\u5c42\uff0c\u662f Plugin \u7684\u6a21\u5f0f\uff0c\u4e0d\u662f\u8bf4\u4e00\u5b9a\u8981\u548c Paimon \u505a\u5f88\u6df1\u7684\u7ed1\u5b9a\u3002<\/p>\n<p>Q\uff1a\u8bf7\u95ee\u5728\u505a\u6570\u636e\u56de\u6eaf\u3001\u5feb\u7167\u548c\u56de\u6eda\u7684\u65f6\u5019\uff0c\u6709\u505a\u8fc7\u54ea\u4e9b\u8003\u8651\uff1f\u80fd\u591f\u7ed9\u4e00\u4e9b\u53ef\u4f9b\u53c2\u8003\u7684\u5efa\u8bae\uff1f<\/p>\n<p>A\uff1a\u5728\u8fd9\u4e2a\u65b9\u9762\u6211\u4eec\u4e3b\u8981\u662f\u57fa\u4e8e Paimon \u505a\u4e86\u8840\u7f18\u7ba1\u7406\u7684\u529f\u80fd\u3002\u8840\u7f18\u5173\u7cfb\u7ba1\u7406\u7b80\u5355\u6765\u8bb2\u5206\u4e3a\u4e24\u4e2a\u90e8\u5206\uff1a\u7b2c\u4e00\u90e8\u5206\u662f\u8868\u7684\u8840\u7f18\u5173\u7cfb\u7ba1\u7406\uff1b\u7b2c\u4e8c\u90e8\u5206\u662f\u6570\u636e\u7684\u8840\u7f18\u5173\u7cfb\u7ba1\u7406\u3002<\/p>\n<p>\u8868\u7684\u8840\u7f18\u5173\u7cfb\u7ba1\u7406\uff0c\u6bd4\u5982\u5728\u63d0\u4ea4\u4f5c\u4e1a\u7684\u65f6\u5019\uff0c\u901a\u8fc7\u4efb\u52a1\u53ef\u4ee5\u63d0\u53d6\u51fa\u5b83\u4e0a\u4e0b\u6e38\u8868\u7684\u4fe1\u606f\uff0c\u7136\u540e\u63d2\u5165\u5230\u5f15\u5165\u7684 System Database \u91cc\u3002\u6570\u636e\u8840\u7f18\u5173\u7cfb\u7ba1\u7406\uff0c\u53ef\u4ee5\u6839\u636e Checkpoint \u53bb\u5212\u5206\u6570\u636e\u7248\u672c\uff0c\u4e00\u4e2a Checkpoint \u5b8c\u6210\u4e4b\u540e\u5c31\u610f\u5473\u7740\u4e00\u4e2a\u7248\u672c\u6570\u636e\u7684\u4ea7\u751f\u3002\u7136\u540e\u518d\u628a\u5177\u4f53\u6d88\u8d39\u4e86\u54ea\u4e2a\u7248\u672c\u7684\u6570\u636e\uff0c\u8bb0\u5f55\u5230 System Database \u91cc\u3002<\/p>\n<p>\u57fa\u4e8e\u8fd9\u4e24\u79cd\u8840\u7f18\u5173\u7cfb\u7ba1\u7406\uff0c\u65e2\u53ef\u4ee5\u4fdd\u6301\u65e7\u94fe\u8def\u5728\u7ebf\u670d\u52a1\u7684\u72b6\u6001\uff0c\u4e5f\u80fd\u4fdd\u969c\u65b0\u94fe\u8def\u56de\u6eaf\u6570\u636e\u6216\u8ba2\u6b63\u6570\u636e\u6210\u4e3a\u53ef\u80fd\u3002\u5728\u751f\u4ea7\u73af\u5883\u4e2d\uff0c\u7531\u7cfb\u7edf\u5c42\u9762\u628a\u8868\u81ea\u52a8\u5207\u6362\uff0c\u5c31\u53ef\u4ee5\u5b8c\u6210\u4e00\u6b21\u6570\u636e\u56de\u6eaf\u3002<\/p>\n<p>Q\uff1a\u8bf7\u95ee\u7528\u6d41\u672c\u8eab\u53bb\u5904\u7406\u6570\u636e\uff0c\u5982\u679c\u6570\u636e\u91cf\u8fc7\u5927\uff0c\u662f\u5426\u4f1a\u9020\u6210\u83b7\u53d6\u6570\u636e\u6e90\u5f00\u53e3\u7684\u73af\u8282\u62e5\u5835\uff0c\u4ee5\u81f3\u4e8e\u6570\u636e\u8fdb\u4e0d\u6765\uff1f<\/p>\n<p>A\uff1a\u8fd9\u662f\u4e00\u4e2a\u5199\u5165\u6027\u80fd\u4f18\u5316\u7684\u95ee\u9898\uff0c\u5728 Paimon \u5b98\u7f51\u4e0a\u6709\u4e13\u95e8\u9488\u5bf9\u8fd9\u5757\u7684\u8be6\u7ec6\u6307\u5bfc\uff0c\u5927\u5bb6\u53ef\u4ee5\u53bb\u4e86\u89e3\u4e0b\u3002<\/p>\n<p><a target=\"_blank\" href=\"https:\/\/link.segmentfault.com\/?enc=BeBagM7JNUZb3nvgKE5z9g%3D%3D.2vgEUSA4iVR%2FH%2BkQ5dTXklLLokWXyS6OYYQaekQl261Sj6mP%2F8HDiOFSbrKKziE5eNTJnlaV9vlNAQGLKosx%2BA%2BaxgEmkdNVgLB%2Fu2lq1sQTXTI95EqCzjhqRbfu8s2BPXrWQv7lCR58gxGeH0Y1Rw%3D%3D\" rel=\"noopener noreferrer\">\u70b9\u51fb\u67e5\u770b\u539f\u6587\u89c6\u9891 &#038; \u6f14\u8bb2PPT<\/a><\/p>\n<hr>\n<p><strong>Flink Forward Asia 2023 \u6b63\u5f0f\u542f\u52a8<\/strong><\/p>\n<p><a target=\"_blank\" href=\"https:\/\/link.segmentfault.com\/?enc=Yv5%2B7bPxGqq9n%2FnV6l4Y2g%3D%3D.%2FYvUvm0CvW4V6FylfkbOR%2BclYIKeHV7Ysu%2B3SwlAcKxbslxkYsCRh%2Bwib8c8LpOAoZnN1maZQUklFmSbj5VVWv4m790rOd1aXblmILXu07htCp00SGayqkwCbJNO2hr2\" rel=\"noopener noreferrer\">\u70b9\u51fb\u67e5\u770b\u6d3b\u52a8\u8be6\u60c5<\/a><\/p>\n<p><img decoding=\"async\"   referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000044228523\" alt=\"\" title=\"\" loading=\"lazy\"><\/p>\n<hr>\n<h2>\u66f4\u591a\u5185\u5bb9<\/h2>\n<p><img decoding=\"async\"   referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000044173155\" alt=\"image.png\" title=\"image.png\" loading=\"lazy\"><\/p>\n<h3>\u6d3b\u52a8\u63a8\u8350<\/h3>\n<p>\u963f\u91cc\u4e91\u57fa\u4e8e Apache Flink \u6784\u5efa\u7684\u4f01\u4e1a\u7ea7\u4ea7\u54c1-\u5b9e\u65f6\u8ba1\u7b97 Flink \u7248\u73b0\u5f00\u542f\u6d3b\u52a8\uff1a<br \/>\u9996\u8d2d99\u5143\u5305\u6708\u8bd5\u7528\uff0c\u6709\u673a\u4f1a\u8d62\u53d6\u5b9a\u5236\u5468\u8fb9\u793c\u54c1\uff01 <br \/>\u4ea7\u54c1\u5b98\u7f51\uff1a<a target=\"_blank\" href=\"https:\/\/link.segmentfault.com\/?enc=0S7U5HcH1YUpiN%2B3Z8uy2A%3D%3D.157Bemvu7THsBF%2F1399HXOhHn1NL3s82JEipQAfaufilkS51JdB5I7CaHFR2iT97\" rel=\"noopener noreferrer\">https:\/\/www.aliyun.com\/product\/bigdata\/sc<\/a><\/p>\n<p><img decoding=\"async\"   referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000044173132\" alt=\"image.png\" title=\"image.png\" loading=\"lazy\"><\/p>\n<p><a href=\"https:\/\/segmentfault.com\/a\/1190000044228504\">https:\/\/segmentfault.com\/a\/1190000044228504<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6458\u8981\uff1a\u672c\u6587\u6574\u7406\u81ea\u5b57\u8282\u8df3\u52a8\u57fa\u7840\u67b6\u6784\u5de5\u7a0b\u5e08\u674e\u56fd\u541b\uff0c\u5728 Streaming Lakehouse Meetup \u7684\u5206\u4eab [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[4],"tags":[],"class_list":["post-10008276","post","type-post","status-publish","format-standard","hentry","category-share"],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/posts\/10008276","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/itmax.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=10008276"}],"version-history":[{"count":0,"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/posts\/10008276\/revisions"}],"wp:attachment":[{"href":"https:\/\/itmax.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=10008276"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/itmax.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=10008276"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/itmax.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=10008276"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}