{"id":63370,"date":"2022-04-06T12:13:34","date_gmt":"2022-04-06T04:13:34","guid":{"rendered":"https:\/\/www.growthhk.cn\/?p=63370"},"modified":"2022-04-06T12:13:40","modified_gmt":"2022-04-06T04:13:40","slug":"%e9%ab%98%e5%b0%8f%e9%9d%92%ef%bc%9aimpala%e5%9c%a8%e7%a5%9e%e7%ad%96%e6%95%b0%e6%8d%ae%e5%ae%9e%e6%97%b6%e5%88%86%e6%9e%90%e5%bc%95%e6%93%8e%e4%b8%ad%e7%9a%84%e8%90%bd%e5%9c%b0%e4%b8%8e%e4%bc%98","status":"publish","type":"post","link":"https:\/\/www.growthhk.cn\/cgo\/product\/63370.html","title":{"rendered":"\u9ad8\u5c0f\u9752\uff1aImpala\u5728\u795e\u7b56\u6570\u636e\u5b9e\u65f6\u5206\u6790\u5f15\u64ce\u4e2d\u7684\u843d\u5730\u4e0e\u4f18\u5316\uff5cDataFunTalk"},"content":{"rendered":"\n<p><strong>\u5bfc\u8bfb\uff1a<\/strong>\u4eca\u5929\u5206\u4eab\u7684\u4e3b\u9898\u662f\u201cImpala\u843d\u5730\u4e0e\u4f18\u5316\uff1a<span class=\"wpcom_tag_link\"><a href=\"https:\/\/www.growthhk.cn\/tag\/%e7%a5%9e%e7%ad%96%e6%95%b0%e6%8d%ae\" title=\"\u795e\u7b56\u6570\u636e\" target=\"_blank\">\u795e\u7b56\u6570\u636e<\/a><\/span>\u591a\u7ef4\u5206\u6790\u5e73\u53f0\u6784\u5efa\u5b9e\u6218\u201d\uff0c\u5206\u4e3a\u4e94\u4e2a\u90e8\u5206\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>\u795e\u7b56\u4ea7\u54c1\u6280\u672f\u67b6\u6784<\/li><li>\u57fa\u4e8eImpala\u7684\u5b9e\u65f6\u5206\u6790\u5f15\u64ce<\/li><li>\u67e5\u8be2\u6027\u80fd\u4f18\u5316<\/li><li>\u67e5\u8be2\u8d44\u6e90\u9884\u4f30<\/li><li>\u672a\u6765\u8ba1\u5212<\/li><\/ul>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/www.growthhk.cn\/wp-content\/uploads\/2022\/04\/a618995c30504e298e6a905c28328e34.png\" alt=\"\u9ad8\u5c0f\u9752\uff1aImpala\u5728\u795e\u7b56\u5b9e\u65f6\u5206\u6790\u5f15\u64ce\u4e2d\u7684\u843d\u5730\u4e0e\u4f18\u5316\"\/><\/figure>\n\n\n\n<p><strong>01<\/strong><\/p>\n\n\n\n<p><strong>\u795e\u7b56\u4ea7\u54c1\u6280\u672f\u67b6\u6784<\/strong><\/p>\n\n\n\n<p><strong>1. \u795e\u7b56\u6570\u636e\u4ea7\u54c1\u67b6\u6784<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/www.growthhk.cn\/wp-content\/uploads\/2022\/04\/b80da5bf9ad544d58792b34ef861f38d.png\" alt=\"\u9ad8\u5c0f\u9752\uff1aImpala\u5728\u795e\u7b56\u5b9e\u65f6\u5206\u6790\u5f15\u64ce\u4e2d\u7684\u843d\u5730\u4e0e\u4f18\u5316\"\/><\/figure>\n\n\n\n<p>\u8fd9\u662f\u6574\u4e2a\u7684\u4ea7\u54c1\u67b6\u6784\u56fe\uff0c\u5206\u4e3a\u4e09\u4e2a\u90e8\u5206\uff0c\u7b2c\u4e00\u90e8\u5206\u662f\u6570\u636e\u6839\u57fa\uff0c\u5176\u6b21\u662f\u8425\u9500\u4e91\u548c\u5206\u6790\u4e91\u3002\u6570\u636e\u6839\u57fa\u90e8\u5206\u5206\u4e3a\u91c7\u96c6\u3001\u4f20\u8f93\u3001\u6cbb\u7406\u3001\u5b58\u50a8\u3001\u67e5\u8be2\uff0c\u4ee5\u53ca\u6570\u636e\u667a\u80fd\u51e0\u4e2a\u90e8\u5206\uff0c\u5e95\u5c42\u6709\u6211\u4eec\u7684\u79c1\u6709\u4e91\u5e73\u53f0\u3002\u5728\u5206\u6790\u4e91\u90e8\u5206\uff0c\u9664\u4e86\u5df2\u7ecf\u5347\u7ea7\u4e86\u7684\u7528\u6237\u884c\u4e3a\u5206\u6790\u3001\u6307\u6807\u9884\u8b66\u3001\u7528\u6237\u753b\u50cf\u7b49\uff0c\u8fd8\u6709\u6700\u65b0\u7814\u53d1\u7684\u5e7f\u544a\u6295\u653e\u5206\u6790\u4ee5\u53ca\u7ecf\u8425\u6570\u636e\u5206\u6790\uff0c\u6211\u4eec\u5e0c\u671b\u80fd\u7ed9\u7528\u6237\u63d0\u4f9b\u4e00\u4e2a\u5b8c\u6574\u7684\u5206\u6790\u4f53\u9a8c\u3002\u5176\u6b21\u5c31\u662f\u8425\u9500\u4e91\uff0c\u73b0\u5728\u5df2\u7ecf\u63d0\u4f9b\u4e86\u5b8c\u6574\u7684\u8fd0\u8425\u6d3b\u52a8\u3001\u5fae\u4fe1\u751f\u6001\u8fd0\u8425\uff0c\u4ee5\u53ca\u6d41\u7a0b\u753b\u5e03\uff0c\u6211\u4eec\u5e0c\u671b\u80fd\u591f\u6253\u9020\u4e00\u4e2a\u7528\u6237\u4f53\u9a8c\u7684\u4ea7\u54c1\u7684\u6570\u636e\u95ed\u73af\u3002\u6211\u4eec\u5728\u4e0a\u5c42\u4e5f\u4f1a\u63d0\u4f9b\u4e00\u4e2a\u6570\u636e\u9a71\u52a8\u7684\u54a8\u8be2\u670d\u52a1\uff0c\u6765\u5e2e\u52a9\u7528\u6237\u66f4\u597d\u7684\u5b8c\u5584\u81ea\u5df1\u7684\u6570\u636e\u5206\u6790\u4f53\u9a8c\u3002<\/p>\n\n\n\n<p><strong>2. \u795e\u7b56\u6570\u636e\u6280\u672f\u67b6\u6784<\/strong><\/p>\n\n\n\n<p>\u63a5\u4e0b\u6765\u4ecb\u7ecd\u4e00\u4e0b\u795e\u7b56\u6570\u636e\u6280\u672f\u67b6\u6784\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/www.growthhk.cn\/wp-content\/uploads\/2022\/04\/4e3813c362ae4d5cbf95d2bcc3f37732.png\" alt=\"\u9ad8\u5c0f\u9752\uff1aImpala\u5728\u795e\u7b56\u5b9e\u65f6\u5206\u6790\u5f15\u64ce\u4e2d\u7684\u843d\u5730\u4e0e\u4f18\u5316\"\/><\/figure>\n\n\n\n<p>\u9996\u5148\u6700\u5de6\u4fa7\u9ec4\u8272\u7684\u90e8\u5206\u662f\u5404\u4e2a\u5bfc\u5165\u7684SDK\uff0c\u5305\u62ec\u670d\u52a1\u7aefSDK\u3001\u5ba2\u6237\u7aefSDK\uff0c\u4ee5\u53ca\u5bfc\u5165\u5de5\u5177\u6bd4\u5982LogAgent\u3001Batch Importer\u7b49\u3002<\/p>\n\n\n\n<p>\u901a\u8fc7Nginx\u8fdb\u5165\u5230\u65e5\u5fd7\u6587\u4ef6\u63a5\u6536\u7cfb\u7edf\uff0cExtractor\u4f1a\u5bf9\u6587\u4ef6\u8fdb\u884c\u89e3\u6790\uff0c\u5305\u62ec\u4e00\u4e9b\u6821\u9a8c\u3001\u5904\u7406\u3001\u6e05\u6d17\u7b49\u7b49\uff0c\u6700\u540e\u751f\u6210\u590d\u5408\u795e\u7b56\u534f\u8bae\u7684\u89c4\u8303\u7684\u6587\u4ef6\uff0c\u8fdb\u5165\u5230Kafka\u6570\u636e\u7cfb\u7edf\u3002<\/p>\n\n\n\n<p>Data Loader\u662f\u795e\u7b56\u6570\u636e\u81ea\u7814\u7684\u4e00\u4e2a\u6570\u636e\u63a5\u6536\u7cfb\u7edf\uff0c\u5b83\u4f1a\u5b9e\u65f6\u8ba2\u9605Kafka\u4e2d\u7684\u6570\u636e\uff0c\u5c06\u8fd9\u4e9b\u6570\u636e\u5b9e\u65f6\u5199\u5165\u5230Kudu\u4e2d\uff0c\u5e76\u4e14\u5728\u4e00\u6bb5\u65f6\u95f4\u5185\u6709\u5b9a\u65f6\u5b50\u4efb\u52a1\u5c06Kudu\u4e2d\u6570\u636e\u8f6c\u5b58\u5230Parquet\u6587\u4ef6\u683c\u5f0f\u4e2d\uff0c\u4fdd\u8bc1\u4e86\u5b9e\u65f6\u5199\u5165\u5e76\u4e14\u5229\u7528\u4e86\u5217\u5b58\u7684\u4f18\u52bf\u80fd\u591f\u5feb\u901f\u7684\u8bfb\u53d6\u3002<\/p>\n\n\n\n<p>\u4e0a\u5c42\u8fd8\u6709Yarn\u7684\u4efb\u52a1\u8c03\u5ea6\u7cfb\u7edf\uff0c\u5b83\u4f1a\u5b9a\u65f6\u7684\u8c03\u5ea6\u4e00\u4e9bKafka\u7684\u6d88\u8d39\u4efb\u52a1\uff0c\u4ee5\u53ca\u9884\u5904\u7406\u7684\u4e00\u4e9b\u4efb\u52a1\u3002<\/p>\n\n\n\n<p>\u63a5\u4e0b\u6765\u5c31\u662f\u57fa\u4e8eImpala\u6784\u5efa\u7684\u5b9e\u65f6\u67e5\u8be2\u5f15\u64ce\uff0c\u5728\u4e0a\u5c42\u5ba2\u6237\u4f1a\u4f20\u7ed9Query Engine\u4e00\u4e2a\u53ef\u4ee5\u89e3\u6790\u7684Request\uff0c\u67e5\u8be2\u5f15\u64ceQuery Engine\u4f1a\u5c06\u5b83\u7ffb\u8bd1\u6210\u4e1a\u52a1\u53ef\u7406\u89e3\u7684SQL\uff0c\u67e5\u8be2\u5f15\u64ce\u4f1a\u7ed9\u5b83\u8fd4\u56de\u7ed3\u679c\uff0c\u540c\u65f6\u5728\u524d\u7aef\u5c55\u793a\u5b50\u7cfb\u7edf\u4e2d\u4e5f\u6709\u81ea\u5df1\u7684\u7f13\u5b58\uff0c\u4fdd\u8bc1\u80fd\u591f\u964d\u4f4eImpala\u7684\u4e00\u4e9b\u538b\u529b\u3002\u53e6\u5916\u6574\u4e2a\u7cfb\u7edf\u5e95\u5c42\u8fd8\u6709Monitor\u53ef\u4ee5\u8fdb\u884c\u76d1\u63a7\u3002<\/p>\n\n\n\n<p><strong>02<\/strong><\/p>\n\n\n\n<p><strong>\u57fa\u4e8eImpala\u7684\u5b9e\u65f6\u5206\u6790\u5f15\u64ce<\/strong><\/p>\n\n\n\n<p><strong>1. \u7528\u6237\u884c\u4e3a\u9700\u6c42<\/strong><\/p>\n\n\n\n<p>\u968f\u7740\u65f6\u95f4\u7684\u589e\u5927\uff0c\u7ef4\u5ea6\u8d8a\u6765\u8d8a\u591a\uff0c\u5e76\u4e14\u7ef4\u5ea6\u7684\u53d6\u503c\u4e5f\u975e\u5e38\u5206\u6563\uff0c\u4f46\u662f\u6211\u4eec\u53c8\u5e0c\u671b\u80fd\u591f\u6ee1\u8db3\u5ba2\u6237\u5404\u79cd\u7ef4\u5ea6\u4e0b\u94bb\u7684\u9700\u6c42\uff0c\u53ef\u4ee5\u770b\u51fa\u6211\u4eec\u7684\u67e5\u8be2\u6a21\u5f0f\u662f\u975e\u5e38\u591a\u6837\u5316\u7684\u3002\u5176\u6b21\u5c31\u662f\u6211\u4eec\u8981\u80fd\u5b9e\u65f6\u54cd\u5e94\u5ba2\u6237\u7684\u9700\u6c42\uff0c\u5e76\u4e14\u5b83\u7684\u67e5\u8be2\u9891\u7387\u662f\u8f83\u4f4e\u7684\u3002\u6240\u4ee5\u7528\u6237\u5206\u6790\u6784\u5efa\u662f\u5c06\u7075\u6d3b\u6027\u6392\u5728\u7b2c\u4e00\u4f4d\uff0c\u5176\u6b21\u662f\u53ca\u65f6\u6027\uff0c\u6700\u540e\u662f\u65f6\u6548\u6027\u3002<\/p>\n\n\n\n<p><strong>2. Impala\u67b6\u6784\u7279\u70b9<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/www.growthhk.cn\/wp-content\/uploads\/2022\/04\/19bfba36227f4a0ebc84bf27b9c5542b.png\" alt=\"\u9ad8\u5c0f\u9752\uff1aImpala\u5728\u795e\u7b56\u5b9e\u65f6\u5206\u6790\u5f15\u64ce\u4e2d\u7684\u843d\u5730\u4e0e\u4f18\u5316\"\/><\/figure>\n\n\n\n<p>\u9996\u5148Impala\u662f\u57fa\u4e8eMPP\u67e5\u8be2\u5f15\u64ce\u7684\uff0c\u5b83\u7684\u8ba1\u7b97\u548c\u5b58\u50a8\u662f\u5728\u540c\u4e00\u53f0\u8282\u70b9\u4e0a\uff0c\u5e76\u4e14\u5171\u4eab\u81ea\u5df1\u7684\u5185\u5b58\u3001\u78c1\u76d8\u3001CPU\u7b49\uff0c\u8fd9\u6837\u6bcf\u4e2a\u8282\u70b9\u53ef\u4ee5\u65b9\u4fbf\u7684\u8fdb\u884c\u5e76\u884c\u8ba1\u7b97\u3002<\/p>\n\n\n\n<p>Impala\u5305\u542b3\u4e2a\u8fdb\u7a0b\uff1aStateStore\u8fdb\u7a0b\u3001CatalogD\u8fdb\u7a0b\u3001ImpalaD\u8fdb\u7a0b\u3002StateStore\u8fdb\u7a0b\u4e3b\u8981\u8d1f\u8d23\u76d1\u63a7\u96c6\u7fa4\u91cc\u5404\u4e2a\u8282\u70b9\u7684ImpalaD\u7684\u5065\u5eb7\u72b6\u6001\u3001\u5b9e\u65f6\u63a5\u6536ImpalaD\u8fdb\u7a0b\u7684\u6ce8\u518c\u8ba2\u9605\u6d88\u606f\uff0cCatalogD\u8fdb\u7a0b\u901a\u8fc7Hive Metastore\u53bb\u7f13\u5b58\u5143\u6570\u636e\u4fe1\u606f\uff0c\u5982\u67e5\u8be2\u9700\u8981\u7528\u5230\u7684\u8868\u4fe1\u606f\u3001\u5404\u79cd\u5c5e\u6027\u5b57\u6bb5\u4fe1\u606f\uff0c\u4ee5\u53ca\u6bcf\u4e2a\u67e5\u8be2\u9700\u8981\u7528\u5230\u7684Parquet\u6587\u4ef6\u5730\u5740\uff0c\u5c06\u8fd9\u4e9b\u6570\u636e\u7f13\u5b58\u8d77\u6765\uff0c\u5e76\u4e14\u53ef\u4ee5\u901a\u8fc7Statestore\u5c06\u8fd9\u4e9b\u7f13\u5b58\u7684\u5143\u6570\u636e\u5206\u53d1\u7ed9\u5404\u4e2aImpalad\u8282\u70b9\uff0c\u6bcf\u4e2aImpalad\u7ef4\u62a4\u4e00\u4efd\u81ea\u5df1\u7684\u7f13\u5b58\u6570\u636e\u3002Impalad\u53c8\u5206\u4e3a\u4e24\u79cd\u89d2\u8272\uff0c\u4e00\u79cd\u662fCoordinator\u89d2\u8272\u8d1f\u8d23\u63a5\u6536\u8bf7\u6c42\u4ee5\u53ca\u6c47\u603b\u67e5\u8be2\u7ed3\u679c\u53cd\u9988\u7ed9\u524d\u7aef\uff0c\u4e00\u79cd\u662fExecutor\u89d2\u8272\u8d1f\u8d23\u6267\u884c\u8ba1\u5212\u3002\u53ef\u4ee5\u770b\u51fa\u867d\u7136Impala\u6709\u8f83\u9ad8\u7684\u5185\u5b58\u9700\u6c42\uff0c\u4f46\u662f\u5b83\u7684\u67e5\u8be2\u6548\u7387\u662f\u975e\u5e38\u9ad8\u7684\uff0c\u8fd9\u4e5f\u662f\u6211\u4eec\u9009\u62e9\u5b83\u7684\u91cd\u8981\u539f\u56e0\u3002\u9488\u5bf9\u5b83\u8f83\u4f4e\u7684\u5bb9\u9519\u6027\u548c\u8f83\u9ad8\u7684\u5185\u5b58\u9700\u6c42\u95ee\u9898\uff0c\u6211\u4eec\u4f1a\u5728\u540e\u7eed\u8fed\u4ee3\u4e2d\u8fdb\u4e00\u6b65\u5b8c\u5584\u3002<\/p>\n\n\n\n<p><strong>3. \u57fa\u4e8eImpala\u7684\u7cfb\u7edf\u67b6\u6784<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/www.growthhk.cn\/wp-content\/uploads\/2022\/04\/b9241ff2bac14649a601191d398b3256.png\" alt=\"\u9ad8\u5c0f\u9752\uff1aImpala\u5728\u795e\u7b56\u5b9e\u65f6\u5206\u6790\u5f15\u64ce\u4e2d\u7684\u843d\u5730\u4e0e\u4f18\u5316\"\/><\/figure>\n\n\n\n<p>\u8fd9\u662f\u57fa\u4e8eImpala\u7684\u7cfb\u7edf\u67b6\u6784\u3002\u5404\u79cdSDK\u4ee5\u53ca\u5bfc\u5165\u5de5\u5177\uff0c\u9996\u5148\u5c06\u6570\u636e\u5199\u5165Kudu\uff0c\u6700\u7ec8\u8f6c\u6362\u6210Parquet\u6587\u4ef6\u683c\u5f0f\u4e2d\uff0c\u5e95\u5c42\u652f\u6301\u7528\u6237\u884c\u4e3a\u8868\u3001\u7528\u6237\u8868\uff0c\u540c\u65f6\u4e5f\u652f\u6301\u5ba2\u6237\u81ea\u5df1\u5bfc\u5165\u7684\u5982\u7ef4\u5ea6\u8868\uff0c\u4ee5\u53ca\u7cfb\u7edf\u4e5f\u652f\u6301\u4e00\u4e9bIterm\u8868\u7ed9\u7528\u6237\u81ea\u5df1\u5b9a\u4e49\u3002\u9488\u5bf9\u4e0a\u5c42Impala\u6765\u8bf4\uff0c\u5b83\u7684\u7528\u6237\u884c\u4e3a\u8868\u662f\u5c06Kudu\u548cHDFS\u4e0a\u7684\u6570\u636eUnion\u8d77\u6765\u7684\uff0c\u6240\u4ee5\u5b83\u4e0d\u9700\u8981\u518d\u53bb\u62f7\u8d1d\u6570\u636e\uff0c\u5b83\u770b\u5230\u7684\u662f\u4e00\u5f20\u89c6\u56fe\u3002\u5728\u4e0a\u5c42\uff0c\u6211\u4eec\u4e5f\u505a\u4e86\u4e00\u4e9b\u67e5\u8be2\u7f13\u5b58\uff0c\u6765\u9632\u6b62Impala\u6709\u8fc7\u5927\u7684\u538b\u529b\u3002<\/p>\n\n\n\n<p><strong>03<\/strong><\/p>\n\n\n\n<p><strong>\u67e5\u8be2\u6027\u80fd\u4f18\u5316<\/strong><\/p>\n\n\n\n<p>\u63a5\u4e0b\u6765\u4ecb\u7ecd\u4e00\u4e0b\u6211\u4eec\u7684\u67e5\u8be2\u4f18\u5316\uff0c\u5305\u62ec\u4e94\u4e2a\u90e8\u5206\uff0c\u5206\u522b\u662f\u65e7\u5b58\u50a8\u6a21\u5f0f\u3001\u65b0\u5b58\u50a8\u4f18\u5316\u3001\u57fa\u4e8e\u7528\u6237\u884c\u4e3a\u5e8f\u5217\u7684\u67e5\u8be2\u4f18\u5316\u3001\u5916\u8fde\u63a5\u6d88\u9664\u4f18\u5316\u548c\u9884\u5904\u7406\u8868\u8fbe\u5f0f\u4f18\u5316\u3002\u5176\u4e2d\u90e8\u5206\u529f\u80fd\u5df2\u7ecf\u63d0\u4ea4\u5230\u793e\u533a\u3002<\/p>\n\n\n\n<p><strong>1. \u65e7\u5b58\u50a8\u6a21\u5f0f<\/strong><\/p>\n\n\n\n<p>\u8bf4\u5230\u67e5\u8be2\u4f18\u5316\uff0c\u4e0d\u5f97\u4e0d\u5148\u8bf4\u4e00\u4e0b\u5b58\u50a8\u4f18\u5316\uff0c\u9996\u5148\u4ecb\u7ecd\u4e0b\u65e7\u7684\u5b58\u50a8\u6a21\u5f0f\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/www.growthhk.cn\/wp-content\/uploads\/2022\/04\/b0e9b51b05d5402bb9c851ddbd7d77f4.png\" alt=\"\u9ad8\u5c0f\u9752\uff1aImpala\u5728\u795e\u7b56\u5b9e\u65f6\u5206\u6790\u5f15\u64ce\u4e2d\u7684\u843d\u5730\u4e0e\u4f18\u5316\"\/><\/figure>\n\n\n\n<p>\u65e7\u7684\u5b58\u50a8\u6a21\u5f0f\u662f\u6570\u636e\u6309\u5929\u3001\u6309Event\u8fdb\u884c\u5206\u533a\uff0c\u540c\u65f6\u6bcf\u4e2a\u533a\u7684\u6570\u636e\u6587\u4ef6\u5927\u5c0f\u90fd\u6709\u4e00\u5b9a\u7684\u89c4\u5219\uff0c\u4fdd\u8bc1\u6700\u4f18\u7684\u626b\u63cf\u6548\u7387\uff1b\u5176\u6b21\u5b83\u7684\u6570\u636e\u662f\u90e8\u5206\u6709\u5e8f\u7684\u3002\u4f46\u662f\u73b0\u5728\u8fd9\u4e2a\u5b58\u50a8\u4e5f\u9762\u4e34\u7740\u4e00\u4e9b\u95ee\u9898\uff0c\u9488\u5bf9\u8fd9\u91cc\u63d0\u5230\u7684\u4e09\u7c7b\u573a\u666f\u7684\u4f18\u5316\uff0c\u6ca1\u6709\u8fbe\u5230\u975e\u5e38\u597d\u7684\u6548\u679c\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>\u9996\u5148\u662f\u5728\u590d\u6742\u5206\u6790\u7684\u573a\u666f\u4e2d\uff0c\u6570\u636e\u662f\u9700\u8981\u6309\u7528\u6237\u4ee5\u53ca\u67e5\u8be2\u7684\u4e8b\u4ef6\u65f6\u95f4\u662f\u5b8c\u5168\u6709\u5e8f\u7684\uff0c\u4f46\u662f\u56e0\u4e3a\u5b58\u50a8\u4e0d\u662f\u5168\u5c40\u6709\u5e8f\u7684\uff0c\u540e\u9762\u9700\u8981\u5bf9\u4e0a\u4ebf\u751a\u81f3\u51e0\u5341\u4ebf\u6761\u6570\u636e\u505a\u5168\u6392\u5e8f\u3002\u5185\u5b58\u4e0d\u591f\u7684\u60c5\u51b5\u4e0b\uff0c\u4f1a\u843d\u5230\u78c1\u76d8\u4e0a\uff0c\u8fd9\u6837\u67e5\u8be2\u5c31\u4f1a\u975e\u5e38\u6162\u3002<\/li><li>\u7b2c\u4e8c\u70b9\u5c31\u662f\u6709\u4e00\u4e9b\u4e8b\u4ef6\u662f\u9ad8\u9891\u67e5\u8be2\uff0c\u4f1a\u7ecf\u5e38\u7528\u5230\uff0c\u4f46\u662f\u6709\u4e00\u4e9b\u4e8b\u4ef6\u53ef\u80fd\u662f\u5ba2\u6237\u5bfc\u5165\u7684\uff0c\u5e76\u4e0d\u9700\u8981\u5b9e\u65f6\u67e5\uff0c\u5982\u4e24\u5e74\u4ee5\u524d\u7684\u6570\u636e\uff0c\u5982\u679c\u653e\u5728HDFS\u4e0a\u5e76\u4e0d\u662f\u6709\u975e\u5e38\u597d\u7684\u6548\u679c\u3002<\/li><li>\u7b2c\u4e09\u70b9\u662f\u6709\u4e00\u4e9b\u4e8b\u4ef6\u662f\u9700\u8981\u9891\u7e41\u66f4\u65b0\u7684\uff0c\u6bd4\u5982\u8bf4\u6700\u8fd1\u4e24\u5929\u7684\u8ba2\u5355\u72b6\u6001\uff08\u5df2\u8d2d\u4e70\u3001\u5df2\u914d\u9001\u7b49\uff09\u662f\u4f1a\u5b9e\u65f6\u66f4\u65b0\u7684\uff0c\u7528HDFS\u7684Parquet\u683c\u5f0f\u5b58\uff0c\u6ca1\u6709\u529e\u6cd5\u505a\u5230\u8fd9\u4e00\u70b9\u3002<\/li><\/ul>\n\n\n\n<p><strong>2. \u65b0\u5b58\u50a8\u4f18\u5316<\/strong><\/p>\n\n\n\n<p>\u9488\u5bf9\u4e0a\u9762\u4e09\u7c7b\u573a\u666f\uff0c\u6211\u4eec\u8fdb\u884c\u4e86\u4e00\u4e9b\u4f18\u5316\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/www.growthhk.cn\/wp-content\/uploads\/2022\/04\/87d862b0241d47b98dcc7f95560b4b68.png\" alt=\"\u9ad8\u5c0f\u9752\uff1aImpala\u5728\u795e\u7b56\u5b9e\u65f6\u5206\u6790\u5f15\u64ce\u4e2d\u7684\u843d\u5730\u4e0e\u4f18\u5316\"\/><\/figure>\n\n\n\n<p>\u5728\u65b0\u7684\u5b58\u50a8\u6a21\u5f0f\u4e0b\uff0c<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>\u9996\u5148\uff0c\u5b83\u662f\u6309\u7167\u5929\u3001\u7528\u6237ID\u3001\u65f6\u95f4\u8fdb\u884c\u9884\u6392\u5e8f\uff0c\u4fdd\u8bc1\u5e95\u5c42\u5b58\u50a8\u683c\u5f0f\u7684\u66f4\u8fdb\u4e00\u6b65\u7684\u6709\u5e8f\u6027\u3002<\/li><li>\u7b2c\u4e8c\u70b9\u5c31\u662f\u9488\u5bf9\u4e00\u4e9b\u4e0d\u9700\u8981\u5b9e\u65f6\u67e5\u8be2\u7684\u6570\u636e\uff0c\u5982\u4e24\u5e74\u524d\u7684\u6570\u636e\uff0c\u6211\u4eec\u652f\u6301\u5ba2\u6237\u81ea\u5b9a\u4e49\u7684\u5f52\u6863\u7b56\u7565\uff0c\u628a\u5b83\u653e\u5230AWS S3\u8fd9\u79cd\u6027\u4ef7\u6bd4\u8f83\u9ad8\u7684\u5b58\u50a8\u4e0a\uff0c\u5e2e\u52a9\u5ba2\u6237\u8282\u7ea6\u6210\u672c\u3002<\/li><li>\u7b2c\u4e09\u70b9\u662f\u9488\u5bf9\u4e00\u4e9b\u9700\u8981\u5b9e\u65f6\u66f4\u65b0\u7684\u4e8b\u4ef6\uff0c\u6211\u4eec\u53ef\u4ee5\u5355\u72ec\u628a\u5b83\u5b58\u50a8\u5230Kudu\u4e2d\uff0c\u53ef\u4ee5\u7528\u6237\u81ea\u5b9a\u4e49\u4ec0\u4e48\u65f6\u5019\u628a\u5b83\u653e\u5230HDFS\u4e0a\uff0c\u66f4\u52a0\u7684\u6709\u7075\u6d3b\u6027\uff0c\u652f\u6301\u5404\u79cd\u5404\u6837\u7684\u573a\u666f\u3002<\/li><\/ul>\n\n\n\n<p><strong>3. \u57fa\u4e8e\u7528\u6237\u884c\u4e3a\u5e8f\u5217\u7684\u67e5\u8be2\u4f18\u5316<\/strong><\/p>\n\n\n\n<p>\u5728\u521a\u624d\u5b58\u50a8\u683c\u5f0f\u8fdb\u884c\u4f18\u5316\u540e\uff0c\u6211\u4eec\u63a5\u4e0b\u6765\u770b\u5982\u4f55\u9488\u5bf9\u590d\u6742\u67e5\u8be2\u4e5f\u5c31\u662f\u57fa\u4e8e\u7528\u6237\u884c\u4e3a\u5e8f\u5217\u7684\u67e5\u8be2\uff0c\u600e\u4e48\u8fdb\u884c\u4f18\u5316\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/www.growthhk.cn\/wp-content\/uploads\/2022\/04\/a31bf8335399431a8ad6a48f8cfa2365.png\" alt=\"\u9ad8\u5c0f\u9752\uff1aImpala\u5728\u795e\u7b56\u5b9e\u65f6\u5206\u6790\u5f15\u64ce\u4e2d\u7684\u843d\u5730\u4e0e\u4f18\u5316\"\/><\/figure>\n\n\n\n<p>\u9996\u5148\u770b\u5de6\u8fb9\u7684\u67e5\u8be2\u8ba1\u5212\u3002\u9996\u5148\u5e95\u5c42\u95f4\u8fdb\u884c\u626b\u63cf\uff0c\u6bcf\u4e2a\u8282\u70b9\u626b\u63cf\u51fa\u4e00\u90e8\u5206\u6570\u636e\uff0c\u63a5\u4e0b\u6765\u5728\u8fd9\u4e2a\u8282\u70b9\u4e0a\u505aUnion\uff0c\u6bd4\u5982\u5c06HDFS\u6216Kudu\u4e0a\u7684\u6570\u636e\u8fdb\u884c\u6c47\u603b\u3002\u6c47\u603b\u540e\uff0c\u5404\u4e2a\u8282\u70b9\u4f1a\u8fdb\u884c1\u4e2aExchange\uff0cexchange\u540e\u4f1a\u5c06\u76f8\u540c\u7528\u6237ID\u5206\u53d1\u5230\u76f8\u540c\u7684Impalad\u8282\u70b9\uff0c\u7136\u540e\u4f1a\u8fdb\u884c\u4e00\u4e2a\u5168\u6392\u5e8f\uff0c\u6700\u7ec8\u518d\u5230ETL\u540e\u7b97\u51fa\u4e00\u4e2a\u7ed3\u679c\u3002\u53ef\u4ee5\u770b\u5230\uff0c\u8fd9\u53ef\u80fd\u4f1a\u6392\u5e8f\u51e0\u4ebf\u751a\u81f3\u51e0\u5341\u4ebf\u7684\u6570\u636e\u91cf\uff0c\u8fd9\u662f\u975e\u5e38\u6d88\u8017\u5185\u5b58\u8d44\u6e90\u7684\uff0c\u4e5f\u662f\u975e\u5e38\u6162\u7684\uff0c\u662f\u5f88\u5927\u7684\u74f6\u9888\u3002\u56e0\u6b64\uff0c\u53ef\u4ee5\u5229\u7528\u5e95\u5c42\u626b\u63cf\u6570\u636e\u7684\u6709\u5e8f\u6027\uff0c\u5728\u4e0a\u5c42Exchange\u91cc\u505a\u4e00\u4e2aShuffle exchange\uff0c\u4fdd\u8bc1\u7ed9\u5230\u4e0a\u5c42\u8282\u70b9\u7684\u6570\u636e\u90fd\u662f\u6309\u7528\u6237\u3001\u6309\u65f6\u95f4\u6392\u597d\u5e8f\u7684\uff0c\u8fd9\u6837\u6211\u4eec\u5c31\u53ef\u4ee5\u5e72\u6389sort\u8282\u70b9\uff0c\u76f4\u63a5\u8fdb\u5165UDTF\u7684\u7b97\u5b50\u4e2d\u3002\u53ef\u4ee5\u770b\u51fa\uff0c\u6211\u4eec\u76f4\u63a5\u5bf9\u8fd9\u4e2a\u67e5\u8be2\u8ba1\u5212\u8fdb\u884c\u4e86\u4e00\u4e2a\u4f18\u5316\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/www.growthhk.cn\/wp-content\/uploads\/2022\/04\/eb0f96a886e146ed80d90a501071a92c.png\" alt=\"\u9ad8\u5c0f\u9752\uff1aImpala\u5728\u795e\u7b56\u5b9e\u65f6\u5206\u6790\u5f15\u64ce\u4e2d\u7684\u843d\u5730\u4e0e\u4f18\u5316\"\/><\/figure>\n\n\n\n<p>\u6700\u540e\u6211\u4eec\u5728\u8fd9\u6837\u4e00\u4e2a\u6d4b\u8bd5\u96c6\u7fa4\uff08\u89c4\u6a21\u662f10\u4e2a\u8282\u70b9\uff0c\u6bcf\u4e2a\u8282\u70b932g\u5185\u5b584\u6838CPU\uff0c\u975eSSD\u7684\u78c1\u76d8\uff0c\u5927\u6982\u6a21\u62df\u4e8630\u5929\u7684\u771f\u5b9e\u6570\u636e\uff0c\u6bcf\u5929\u7ea65\u4ebf\u6761\u6570\u636e\uff09\u4e0a\u5bf9\u8ba1\u5212\u8fdb\u884c\u4e86\u5206\u6790\u3002\u53ef\u4ee5\u770b\u51fa\uff0c\u6211\u4eec\u5bf9\u4e0d\u540c\u7684\u5206\u6790\u6a21\u578b\u4e0d\u540c\u7684\u5929\u8fdb\u884c\u4e86\u6d4b\u8bd5\uff0c\u57fa\u672c\u4e0a\u67096\u500d\u523040\u500d\u7684\u63d0\u5347\uff0c\u5185\u5b58\u4f1a\u964d\u4e3a\u4e4b\u524d\u76841\/5\u3002\u6bd4\u59827\u5929\u76843\u6b65\u6f0f\u6597\uff0c\u4e4b\u524d\u5927\u6982\u9700\u898130\u79d2\u5de6\u53f3\uff0c\u73b0\u5728\u57fa\u672c\u4e0a\u80fd\u628a\u5b83\u53d8\u523010\u79d2\u4ee5\u5185\uff0c\u8fd9\u4e2a\u6548\u679c\u8fd8\u662f\u975e\u5e38\u660e\u663e\u7684\uff0c\u5e76\u4e14\u5df2\u7ecf\u63a8\u7ed9\u4e86\u5ba2\u6237\u5347\u7ea7\u3002<\/p>\n\n\n\n<p><strong>4. \u5916\u8fde\u63a5\u6d88\u9664\u4f18\u5316<\/strong><\/p>\n\n\n\n<p>\u63a5\u4e0b\u6765\u8981\u8bb2\u7684\u662f\u4e00\u4e2a\u5df2\u7ecf\u63d0\u4ea4\u7ed9\u793e\u533a\u7684\u5916\u8fde\u63a5\u6d88\u9664\u4f18\u5316\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/www.growthhk.cn\/wp-content\/uploads\/2022\/04\/cd0d6c8690ce4e978c745be804c9d848.png\" alt=\"\u9ad8\u5c0f\u9752\uff1aImpala\u5728\u795e\u7b56\u5b9e\u65f6\u5206\u6790\u5f15\u64ce\u4e2d\u7684\u843d\u5730\u4e0e\u4f18\u5316\"\/><\/figure>\n\n\n\n<p>\u6bd4\u5982\u9488\u5bf9\u4e0a\u56fe\u4e2d\u7684SQL\uff0c\u5c06Event\u548cProfile\u8868\u8fde\u63a5\u8d77\u6765\uff0c\u52a0\u4e86\u5de6\u8868\u548c\u53f3\u8868\u7684\u5c5e\u6027\u8fc7\u6ee4\uff0c\u5e76\u4e14\u5c5e\u6027\u662f\u975enull\u7684\u3002\u672c\u6765\u662f\u4f7f\u7528Full Join\u7684\uff0c\u4f46\u662f\u5728\u8fd9\u79cd\u573a\u666f\u4e0b\uff0c\u53ef\u4ee5\u8f6c\u6362\u6210Inner Join\u3002\u8f6c\u6210Inner Join\u540e\uff0c\u53ef\u4ee5\u5229\u7528\u5b83\u81ea\u5e26\u7684\u5c06B\u8868\u7684ID\u6784\u5efa1\u4e2a\u54c8\u5e0c\u4f20\u9012\u7ed9\u5de6\u8868\uff0c\u5de6\u8868\u6784\u5efa\u4e00\u4e2a\u7c7b\u4f3c\u4e8eRuntime Filter\u7684\u6570\u636e\u7ed3\u6784\uff0c\u8fd9\u6837\u5728Join\u4e4b\u540e\uff0c\u5206\u53d1\u7ed9\u4e0a\u5c42\u7684\u7b97\u5b50\u7684\u6570\u636e\u91cf\u4f1a\u5927\u5e45\u5ea6\u51cf\u5c11\u3002<\/p>\n\n\n\n<p><strong>5. \u9884\u5904\u7406\u8868\u8fbe\u5f0f\u4f18\u5316<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/www.growthhk.cn\/wp-content\/uploads\/2022\/04\/1511baf9ed6f4622b0bf8d551c1ad406.png\" alt=\"\u9ad8\u5c0f\u9752\uff1aImpala\u5728\u795e\u7b56\u5b9e\u65f6\u5206\u6790\u5f15\u64ce\u4e2d\u7684\u843d\u5730\u4e0e\u4f18\u5316\"\/><\/figure>\n\n\n\n<p>\u8fd9\u4e2aSQL\u4e5f\u662f\u4ece\u6f0f\u6597\u7684SQL\u4e2d\u622a\u53d6\u7684\u4e00\u90e8\u5206\u3002\u6bd4\u5982\u5728\u5185\u5c42\u4f1a\u5bf9\u4e00\u4e9b\u4e8b\u4ef6\u8fd8\u6709\u5c5e\u6027\u505a\u8fc7\u6ee4\u5f97\u5230\u4e00\u4e2aFunnel_step_ID\uff0c\u5728\u4e0a\u5c42\u7684\u805a\u5408\u4e2d\u4f1a\u7528\u5230\u8fd9\u4e2aID\u3002\u901a\u8fc7\u9884\u5904\u7406\u8868\u8fbe\u5f0f\uff0c\u590d\u6742\u7684\u8868\u8fbe\u5f0fcase when\u662f\u5728\u5e95\u5c42\u7684Scan\u5c42\u53bb\u505a\u7684\uff0cScan\u5c42\u662f\u591a\u7ebf\u7a0b\u7684\u3002\u5982\u679c\u6ca1\u6709\u505a\u4f18\u5316\uff0c\u5219\u5728\u4e0a\u5c42\u7684union\u5c42\u505a\u8868\u8fbe\u5f0f\u8ba1\u7b97\uff0c\u6548\u7387\u975e\u5e38\u4f4e\u3002<\/p>\n\n\n\n<p>\u4e0b\u56fe\u5c55\u793a\u7684\u662f\u6211\u4eec\u7684\u4f18\u5316\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/www.growthhk.cn\/wp-content\/uploads\/2022\/04\/be653525617f47beb069a51d08658e11.png\" alt=\"\u9ad8\u5c0f\u9752\uff1aImpala\u5728\u795e\u7b56\u5b9e\u65f6\u5206\u6790\u5f15\u64ce\u4e2d\u7684\u843d\u5730\u4e0e\u4f18\u5316\"\/><\/figure>\n\n\n\n<p>\u9996\u5148\uff0c\u9488\u5bf9\u6f0f\u6597\u7684\u4f8b\u5b50\uff0c\u672c\u6765\u662f\u5728Scan\u5c42\uff0cScan\u5c42\u4e0a\u518dUnion\u5c42\u8ba1\u7b97\u590d\u6742\u8868\u8fbe\u5f0f\uff0c\u5e76\u4e14\u628a\u6240\u6709\u6570\u636e\u5168\u90e8\u4f20\u9012\u7ed9\u4e0a\u5c42\uff0c\u4f46\u662f\u5728\u4f18\u5316\u4e4b\u540e\uff0c\u8fdb\u884c\u4e0b\u63a8\uff0c\u628acase when\u6216\u8005\u6b63\u5219\u5339\u914d\u7684\u8fc7\u6ee4\u5728Scan\u5c42\u505a\uff0c\u8fd9\u6837Union\u7684\u65f6\u5019\u5c31\u5df2\u7ecf\u4e0d\u9700\u8981\u4f20\u9012\u591a\u4f59\u7684\u5c5e\u6027\uff0c\u76f4\u63a5\u628a\u6700\u7ec8\u5217\u7684\u5c5e\u6027\u4f20\u9012\u7ed9\u4e0a\u5c42\uff0c\u8fd9\u6837\u5c31\u53ef\u4ee5\u51cf\u5c11\u6570\u636e\u53d1\u9001\u91cf\u3002\u5176\u6b21\uff0c\u53ef\u4ee5\u5229\u7528Scan\u7684\u591a\u7ebf\u7a0b\u7684\u64cd\u4f5c\u6a21\u5f0f\uff0c\u5927\u5927\u63d0\u5347\u6548\u7387\u3002<\/p>\n\n\n\n<p>\u5728\u4e0a\u9762\u8bb2\u7684\u6d4b\u8bd5\u96c6\u7fa4\u4e0a\u8fdb\u884c\u6d4b\u8bd5\uff0c\u9488\u5bf9\u6f0f\u6597\u4f7f\u7528\u7684\u5217\u6570\u4e0d\u540c\uff0c\u5b83\u9700\u8981\u53d1\u9001\u7684\u6570\u636e\u91cf\u4f1a\u5927\u5e45\u51cf\u5c11\uff0c\u57fa\u672c\u4e0a\u80fd\u51cf\u5c1180%\u4ee5\u4e0a\u3002\u6bd4\u5982\u6f0f\u6597\u91cc\uff0c\u9700\u8981\u57ce\u5e02\uff08\u5982\u5317\u4eac\uff09\u3001\u8ba2\u5355\u91d1\u989d\uff08\u5982\u5927\u4e8e200\u5143\uff09\u3001\u8ba2\u5355\u72b6\u6001\uff08\u5982\u6210\u529f\uff09\u8fd9\u68373\u5217\u8fc7\u6ee4\uff0c\u672c\u6765\u9700\u8981\u628a3\u5217\u7684\u6570\u636e\u90fdScan\u51fa\u6765\u53d1\u9001\u5230\u4e0a\u5c42\uff0c\u4f46\u662f\u4f18\u5316\u4e4b\u540e\uff0c\u4e0d\u9700\u8981\u53d1\u90013\u5217\uff0c\u76f4\u63a5\u7b97\u51fa\u6700\u7ec8\u7684\u90a3\u4e00\u5217\uff0c\u6570\u636e\u91cf\u51cf\u5c11\u52303.4G\uff0c\u6548\u679c\u662f\u975e\u5e38\u660e\u663e\u7684\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/www.growthhk.cn\/wp-content\/uploads\/2022\/04\/e8a1cdc058cd412994621cf8eadcd8ed.png\" alt=\"\u9ad8\u5c0f\u9752\uff1aImpala\u5728\u795e\u7b56\u5b9e\u65f6\u5206\u6790\u5f15\u64ce\u4e2d\u7684\u843d\u5730\u4e0e\u4f18\u5316\"\/><\/figure>\n\n\n\n<p><strong>04<\/strong><\/p>\n\n\n\n<p><strong>\u67e5\u8be2\u8d44\u6e90\u9884\u4f30<\/strong><\/p>\n\n\n\n<p><strong>1. \u73b0\u72b6\u4e0e\u89e3\u51b3\u5bf9\u7b56<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/www.growthhk.cn\/wp-content\/uploads\/2022\/04\/186492f52c9a44828ceae4b6a7a7ff9d.png\" alt=\"\u9ad8\u5c0f\u9752\uff1aImpala\u5728\u795e\u7b56\u5b9e\u65f6\u5206\u6790\u5f15\u64ce\u4e2d\u7684\u843d\u5730\u4e0e\u4f18\u5316\"\/><\/figure>\n\n\n\n<p>\u9996\u5148\u6211\u4eec\u53ef\u4ee5\u5206\u6790\u4e00\u4e0b\uff0c\u5e73\u65f6\u6211\u4eec\u5728\u8fd0\u7ef4\u8fc7\u7a0b\u4e2d\u9047\u5230\u7684\u67e5\u8be2\u95ee\u9898\u3002\u4e00\u7c7b\u4e3b\u8981\u662f\u67e5\u8be2\u8d44\u6e90\u4e0d\u8db3\uff0c\u8fd8\u6709\u4e00\u7c7b\u662f\u67e5\u8be2\u6162\u3002\u67e5\u8be2\u6162\u4e3b\u8981\u901a\u8fc7\u4e0a\u9762\u63d0\u5230\u7684\u6027\u80fd\u4f18\u5316\u6765\u89e3\u51b3\uff0c\u9488\u5bf9\u67e5\u8be2\u8d44\u6e90\u4e0d\u8db3\u8fd9\u79cd\u9519\u8bef\u7387\u8f83\u9ad8\u7684\u60c5\u51b5\uff0c\u539f\u56e0\u4e3b\u8981\u662f\u4e24\u7c7b\u3002<\/p>\n\n\n\n<p>\u4e00\u7c7b\u662f\u8d44\u6e90\u9884\u4f30\u7684\u5185\u5b58\u4e0d\u51c6\u3002\u6bd4\u5982\u9884\u4f30\u7684\u5185\u5b58\u592a\u5c0f\u4e86\uff0c\u800c\u96c6\u7fa4\u4e0a\u6ca1\u6709\u90a3\u4e48\u591a\u8d44\u6e90\u4e86\uff0c\u56e0\u6b64\u67e5\u8be2\u65f6\u4f1a\u62a5\u5185\u5b58\u4e0d\u8db3\uff1b\u800c\u5982\u679c\u9884\u4f30\u7684\u8d44\u6e90\u592a\u5927\uff0c\u5e76\u53d1\u5ea6\u53c8\u4e0d\u591f\u3002\u6240\u4ee5\u5982\u4f55\u63d0\u9ad8\u8d44\u6e90\u5185\u5b58\u9884\u4f30\u7684\u51c6\u786e\u6027\uff0c\u662f\u6211\u4eec\u51cf\u5c11\u9519\u8bef\u7387\u7684\u91cd\u4e2d\u4e4b\u91cd\u3002\u9488\u5bf9\u5185\u5b58\u9884\u4f30\u4e0d\u51c6\uff0c\u6211\u4eec\u7ed9\u51fa\u4e86\u4e09\u79cd\u89e3\u51b3\u65b9\u6848\u3002\u7b2c\u4e00\u79cd\u662f\u57fa\u4e8e\u5386\u53f2\u67e5\u8be2\u8d44\u6e90\u7684\u9884\u4f30\uff0c\u9996\u5148\u4f1a\u5c06\u5386\u53f2\u7684\u8d44\u6e90\u6839\u636e\u5404\u4e2a\u7b97\u5b50\u751f\u6210\u7b7e\u540d\uff0c\u5b58\u5230k-v\u5b58\u50a8\u7cfb\u7edf\u4e2d\uff0c\u540e\u7eed\u6709\u7c7b\u4f3c\u67e5\u8be2\u8fc7\u6765\u65f6\uff0c\u6839\u636e\u5404\u4e2a\u7b97\u5b50\u3001\u65f6\u95f4\u6761\u4ef6\u3001\u8fc7\u6ee4\u6761\u4ef6\u7b49\uff0c\u8fdb\u884c\u4e00\u4e2a\u7b49\u6bd4\u4f8b\u7684\u653e\u5927\u7f29\u5c0f\u3002\u53e6\u5916\u4e00\u79cd\u662f\u5386\u53f2\u4e0a\u6ca1\u6709\u7c7b\u4f3c\u7684\u67e5\u8be2\uff0c\u5c31\u4f7f\u7528\u516c\u5f0f\u8d44\u6e90\u9884\u4f30\u7684\u65b9\u5f0f\u3002Impala\u81ea\u5df1\u5e26\u4e00\u4e2a\u516c\u5f0f\u9884\u4f30\u7684\u65b9\u5f0f\uff0c\u4f46\u662f\u4e0d\u662f\u975e\u5e38\u51c6\u786e\uff0c\u504f\u5dee\u6bd4\u8f83\u5927\u3002\u6211\u4eec\u4e3b\u8981\u9488\u5bf9\u5e38\u7528\u7684Agg\u3001Join\u3001Sort\u8fd9\u4e09\u4e2a\u7b97\u5b50\u5185\u5b58\u8fdb\u884c\u516c\u5f0f\u9884\u4f30\u7684\u4f18\u5316\uff0c\u6548\u679c\u8fd8\u662f\u6bd4\u8f83\u660e\u663e\u3002\u7b2c\u4e09\u79cd\u662fImpala\u662f\u6ca1\u6709\u5bb9\u9519\u673a\u5236\u7684\uff0c\u5982\u679c\u8fd9\u6b21\u67e5\u8be2\u5931\u8d25\uff0c\u4e0d\u4f1a\u518d\u6b21\u8fdb\u884c\u67e5\u8be2\uff0c\u6211\u4eec\u8fd9\u91cc\u662f\u7ed9\u5b83\u4e00\u6b21\u673a\u4f1a\uff0c\u8ba9\u5b83\u67e5\u8be2\u5931\u8d25\u540e\u91cd\u65b0\u9884\u4f30\u5185\u5b58\uff0c\u518d\u53bb\u8bd5\u4e00\u6b21\u3002<\/p>\n\n\n\n<p>\u53e6\u5916\u4e00\u7c7b\u662f\u5927\u67e5\u8be2\u4f1a\u963b\u585e\u5c0f\u67e5\u8be2\uff0c\u8fd9\u91cc\u4e3b\u8981\u662f\u5206\u4e3a\u5927\u5c0f\u67e5\u8be2\u961f\u5217\uff0c\u4fdd\u8bc1\u5c0f\u67e5\u8be2\u5728\u4e00\u4e2a\u961f\u5217\uff0c\u5927\u67e5\u8be2\u5728\u53e6\u5916\u4e00\u4e2a\u961f\u5217\u3002\u5176\u6b21\u6211\u4eec\u6709\u6539\u8fdb\u540e\u7684\u57fa\u4e8e\u65f6\u95f4\u7684\u8c03\u5ea6\u7b97\u6cd5\uff0cImpala\u81ea\u5e26\u7684\u662f\u5148\u5165\u5148\u51fa\u7684\u7b97\u6cd5\uff0c\u80fd\u591f\u6309\u5e8f\u53bb\u8c03\u5ea6\u67e5\u8be2\uff0c\u6211\u4eec\u4f1a\u4fdd\u969c\u540e\u7ee7\u5c0f\u67e5\u8be2\u4f1a\u6839\u636e\u7b97\u6cd5\u80fd\u591f\u53ca\u65f6\u7684\u8fdb\u884c\u67e5\u8be2\u3002<\/p>\n\n\n\n<p><strong>2. \u67e5\u8be2\u8d44\u6e90\u9884\u4f30\u6d41\u7a0b<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/www.growthhk.cn\/wp-content\/uploads\/2022\/04\/e2b1bd43a96244e68f725e6377ed8130.png\" alt=\"\u9ad8\u5c0f\u9752\uff1aImpala\u5728\u795e\u7b56\u5b9e\u65f6\u5206\u6790\u5f15\u64ce\u4e2d\u7684\u843d\u5730\u4e0e\u4f18\u5316\"\/><\/figure>\n\n\n\n<p>\u9996\u5148\u662f\u67e5\u8be2\u8fc7\u6765\u540e\uff0c\u6839\u636e\u67e5\u8be2\u8ba1\u5212\u751f\u6210\u7b7e\u540d\u3002\u6bd4\u5982\u9488\u5bf9\u6f0f\u6597\u6709Scan\u3001Union\u3001Exchange\u3001\u518d\u5230\u4e0a\u5c42\u7684UDTF\uff0c\u6211\u4eec\u4f1a\u7ed3\u5408\u8fd9\u4e9b\u7b97\u5b50\uff0c\u4ee5\u53ca\u6bcf\u4e2a\u7b97\u5b50\u4e2d\u7684\u4fe1\u606f\uff0c\u6bd4\u5982\u5929\u6570\u3001\u8fc7\u6ee4\u6761\u4ef6\u3001\u4e0a\u5c42\u7684Join\u6761\u4ef6\u7b49\u7b49\u4fe1\u606f\uff0c\u751f\u6210\u7b7e\u540d\uff0c\u7136\u540e\u5224\u65ad\u5386\u53f2\u5426\u6709\u8fd9\u6837\u7684\u7b7e\u540d\uff0c\u5982\u679c\u6709\u5219\u6839\u636e\u5386\u53f2\u8fdb\u884c\u7b49\u6bd4\u4f8b\u7684\u653e\u5927\u7f29\u5c0f\u53bb\u8ba1\u7b97\u5185\u5b58\uff0c\u5982\u679c\u6ca1\u6709\u5219\u6839\u636eImpala\u81ea\u5e26\u7684\u516c\u5f0f\u9884\u4f30\uff0c\u8fdb\u5165\u5230\u67e5\u8be2\u8c03\u5ea6\u91cc\u9762\u3002\u7136\u540e\u7528\u81ea\u5df1\u5b9e\u73b0\u7684\u8c03\u5ea6\u7b97\u6cd5\uff0c\u8ba9\u5b83\u6267\u884c\uff0c\u6267\u884c\u6210\u529f\u5c31\u4f1a\u8fd4\u56de\u7ed3\u679c\uff0c\u5e76\u4e14\u66f4\u65b0\u5386\u53f2\u4e0a\u5b58\u5230k-v\u5e93\u4e2d\u7684\u7b7e\u540d\u4ee5\u53ca\u5bf9\u5e94\u7684\u8017\u65f6\u3001\u5185\u5b58\u3002\u5982\u679c\u6267\u884c\u5931\u8d25\uff0c\u4f1a\u8fdb\u884c\u91cd\u8bd5\uff0c\u518d\u6b21\u8fdb\u5165\u67e5\u8be2\u8c03\u5ea6\u5668\u8ba9\u5b83\u6267\u884c\uff0c\u5982\u679c\u8fd8\u662f\u5931\u8d25\uff0c\u5219\u6700\u7ec8\u5931\u8d25\u3002\u8fd9\u662f\u6574\u4e2a\u7684\u9884\u4f30\u6d41\u7a0b\u3002<\/p>\n\n\n\n<p><strong>3. \u67e5\u8be2\u8d44\u6e90\u9884\u4f30\u6548\u679c<\/strong><\/p>\n\n\n\n<p>\u56e0\u4e3a\u9884\u4f30\u7684\u51c6\u786e\u6027\uff0c\u53ef\u4ee5\u5f88\u5927\u7a0b\u5ea6\u4e0a\u51b3\u5b9a\u4e86\u9519\u8bef\u7387\u964d\u4f4e\u7684\u6548\u679c\u3002\u8fd9\u4e5f\u662f\u6211\u4eec\u5728\u521a\u624d\u7684\u6d4b\u8bd5\u96c6\u7fa4\u4e0a\uff0c\u5206\u522b\u5bf910\u79cd\u4e0d\u540c\u5206\u6790\u6a21\u578b\u3001\u67e5\u8be2\u65f6\u957f\u7b97\u51fa\u7684\u8d44\u6e90\u9884\u4f30\u7684\u6548\u679c\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/www.growthhk.cn\/wp-content\/uploads\/2022\/04\/b44ec2e085754510b660821e2d5f3ad5.png\" alt=\"\u9ad8\u5c0f\u9752\uff1aImpala\u5728\u795e\u7b56\u5b9e\u65f6\u5206\u6790\u5f15\u64ce\u4e2d\u7684\u843d\u5730\u4e0e\u4f18\u5316\"\/><\/figure>\n\n\n\n<p>\u5176\u4e2d\u84dd\u8272\u8868\u793a\u6bcf\u4e2a\u67e5\u8be2\u5b9e\u9645\u9700\u8981\u7684\u5185\u5b58\u3001\u7eff\u8272\u662f\u57fa\u4e8e\u5386\u53f2\u76f8\u4f3c\u67e5\u8be2\u9884\u4f30\u7684\u5185\u5b58\u3001\u7070\u8272\u662f\u6211\u4eec\u6839\u636eImpala\u81ea\u5e26\u7684\u516c\u5f0f\u9884\u4f30\u8fdb\u884c\u4f18\u5316\u540e\u7b97\u51fa\u7684\u5185\u5b58\u3002\u53ef\u4ee5\u770b\u51fa\uff0c\u9664\u4e86\u6781\u4e2a\u522b\u7070\u8272\u5dee\u522b\u6bd4\u8f83\u5927\u4e3b\u8981\u662f\u5e26Join\u60c5\u51b5\u4e0b\u4f18\u5316\u6709\u4e00\u5b9a\u8bef\u5dee\uff0c\u5176\u5b83\u60c5\u51b5\u4e0b\u6211\u4eec\u7684\u5386\u53f2\u9884\u4f30\u3001\u57fa\u4e8e\u516c\u5f0f\u9884\u4f30\u4e0e\u5b9e\u9645\u5185\u5b58\u76f8\u6bd4\u8f83\u90fd\u662f\u975e\u5e38\u63a5\u8fd1\u7684\u3002\u8fd9\u4e2a\u6211\u4eec\u7ed9\u56db\u4e94\u5341\u5bb6\u5ba2\u6237\u4e0a\u7ebf\uff0c\u53ef\u4ee5\u5c06\u9519\u8bef\u7387\u964d\u4f4e80%\u4ee5\u4e0a\uff0c\u6548\u679c\u662f\u975e\u5e38\u660e\u663e\u7684\u3002<\/p>\n\n\n\n<p><strong>05<\/strong><\/p>\n\n\n\n<p><strong>\u672a\u6765\u8ba1\u5212<\/strong><\/p>\n\n\n\n<p>\u6700\u540e\uff0c\u4ecb\u7ecd\u4e0b\u6211\u4eec\u7684\u672a\u6765\u8ba1\u5212\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/www.growthhk.cn\/wp-content\/uploads\/2022\/04\/b52e968f7e4b4226860f103a55858966.png\" alt=\"\u9ad8\u5c0f\u9752\uff1aImpala\u5728\u795e\u7b56\u5b9e\u65f6\u5206\u6790\u5f15\u64ce\u4e2d\u7684\u843d\u5730\u4e0e\u4f18\u5316\"\/><\/figure>\n\n\n\n<p>\u9996\u5148\uff0c\u4e0a\u9762\u7684\u4e00\u4e9b\u529f\u80fd\uff0c\u6bd4\u5982\u5185\u5b58\u4f18\u5316\uff0c\u4ee5\u53ca\u8d44\u6e90\u9884\u4f30\uff0c\u6709\u4e00\u90e8\u5206\u5df2\u7ecf\u63a8\u56de\u793e\u533a\u4e86\uff0c\u4f46\u662f\u8fd8\u6709\u5f88\u5927\u4e00\u90e8\u5206\u6ca1\u6709\u63a8\u56de\u793e\u533a\u3002\u540e\u9762\u4f1a\u5c06\u8fd9\u4e9b\u529f\u80fd\u8fdb\u884c\u62c6\u5206\u63a8\u56de\u793e\u533a\uff0c\u6765\u63d0\u5347Impala\u6027\u80fd\u3002<\/p>\n\n\n\n<p>\u53e6\u4e00\u70b9\uff0c\u662f\u6211\u4eec\u6700\u8fd1\u4e5f\u5728\u505a\u7684\u5f39\u6027\u8ba1\u7b97\u548c\u67e5\u8be2\u53ef\u89c2\u6d4b\u6027\u3002\u5176\u4e2d\u5f39\u6027\u8ba1\u7b97\u662f\u6211\u4eec\u96c6\u7fa4\u7684\u52a8\u6001\u7684\u7f29\u5bb9\u6269\u5bb9\uff0c\u8282\u7ea6\u5ba2\u6237\u6210\u672c\uff0c\u63d0\u5347\u67e5\u8be2\u4f53\u9a8c\u3002\u67e5\u8be2\u53ef\u89c2\u6d4b\u6027\u662f\u6211\u4eec\u6700\u8fd1\u5728\u505a\u7684\u5ba2\u6237\u7ba1\u7406\u81ea\u5df1\u67e5\u8be2\u8d44\u6e90\u7684\u4e00\u4e2a\u7cfb\u7edf\uff0c\u5e0c\u671b\u80fd\u591f\u505a\u5230\u5ba2\u6237\u81ea\u5df1\u5728\u53d1\u73b0\u67e5\u8be2\u6162\u7684\u65f6\u5019\uff0c\u53ef\u4ee5\u6839\u636e\u67e5\u8be2\u53ef\u89c2\u6d4b\u6027\u7cfb\u7edf\uff0c\u53bb\u52a8\u6001\u53d1\u73b0\u4e00\u4e9b\u5927\u67e5\u8be2\u662f\u5426\u6709\u7528\u52a8\u6001\u7ba1\u7406\u81ea\u5df1\u7684\u67e5\u8be2\u8d44\u6e90\uff0c\u4ee5\u53ca\u7ba1\u7406\u81ea\u5df1\u7684\u5bfc\u5165\u8d44\u6e90\u3002<\/p>\n\n\n\n<p>\u6700\u540e\uff0c\u6211\u4eec\u4f1a\u6301\u7eed\u505a\u6027\u80fd\u4f18\u5316\uff0c\u4fdd\u8bc1\u4e1a\u754c\u5148\u8fdb\u6c34\u5e73\u3002<\/p>\n\n\n\n<p><strong>06<\/strong><\/p>\n\n\n\n<p><strong>\u7cbe\u5f69\u95ee\u7b54<\/strong><\/p>\n\n\n\n<p>Q: \u6709\u5e8f\u6f0f\u6597\u5206\u6790\u5982\u4f55\u505a\uff1f<\/p>\n\n\n\n<p>A: \u5982\u679c\u95ee\u6f0f\u6597\u600e\u4e48\u505a\uff0c\u53ef\u662f\u7528UDTF\u505a\uff0c\u4e3b\u8981\u662f\u4e00\u4e9b\u5b9e\u73b0\u903b\u8f91\u3002\u5982\u679c\u95ee\u4f18\u5316\u600e\u4e48\u505a\uff0c\u4e3b\u8981\u8fd8\u662f\u8981\u5bf9\u5e95\u5c42\u7684\u6570\u636e\u8fdb\u884c\u4f18\u5316\uff0c\u4fdd\u8bc1scan\u51fa\u6765\u7684\u6570\u636e\u5df2\u7ecf\u662f\u6309\u7528\u6237\u3001\u6309\u65f6\u95f4\u6709\u5e8f\u7684\u4e86\uff0c\u8fd9\u6837\u5404\u4e2a\u8282\u70b9\u5728\u4e0a\u5c42\u518d\u53bb\u505a\u5f52\u5e76\uff0c\u4fdd\u8bc1\u4e00\u4e2a\u7528\u6237\u5728\u540c1\u4e2a\u8282\u70b9\u4e0a\u662f\u5b8c\u5168\u6709\u5e8f\u7684\u4e86\uff0c\u7701\u53bb\u4e00\u4e2aSort\u7b97\u5b50\uff0c\u8fbe\u5230\u4e00\u4e2a\u4f18\u5316\u6548\u679c\u3002\u5e94\u8be5\u662f\u5728\u5404\u4e2a\u7cfb\u7edf\u91cc\u90fd\u6bd4\u8f83\u76f8\u4f3c\u3002<\/p>\n\n\n\n<p>Q: \/*materialize_expr*\/\u662f\u4f60\u4eec\u81ea\u7814\u7684\u5417\uff1f<\/p>\n\n\n\n<p>A: \u5bf9\uff0c\u662f\u6211\u4eec\u81ea\u7814\u7684\u4e00\u4e2ahint\uff0c\u540e\u7eed\u4f1a\u628a\u5b83\u505a\u6210\u81ea\u52a8\u8bc6\u522b\uff0c\u800c\u4e0d\u9700\u8981\u4e1a\u52a1\u7aef\u52a0hint\uff0c\u4f1a\u628a\u5b83\u63a8\u56de\u793e\u533a\u3002<\/p>\n\n\n\n<p>Q: \u5177\u4f53\u63a8\u56de\u793e\u533a\u7684\u7279\u6027\u6709\u54ea\u4e9b\u5462\uff1f<\/p>\n\n\n\n<p>A: \u7b2c\u4e00\u4e2a\u63a8\u56de\u793e\u533a\u7684\u7279\u6027\u662f\u5916\u94fe\u63a5\u6d88\u9664\uff0c\u5df2\u7ecf\u5206\u6279\u6b21\u63a8\u56de\u793e\u533a\u4e86\u3002\u7b2c\u4e8c\u90e8\u5206\u662f\u590d\u6742\u8868\u8fbe\u5f0f\u4e0b\u63a8\uff0c\u8fd9\u4e2a\u6211\u4eec\u4e5f\u4f1a\u5c3d\u5feb\u63a8\u56de\u793e\u533a\u3002\u56e0\u4e3a\u793e\u533a\u4e5f\u4f1a\u6709\u4e00\u4e9b\u4efb\u52a1\uff0c\u6211\u4eec\u4e5f\u4f1a\u8ddf\u793e\u533a\u5408\u4f5c\u53bb\u505a\u3002\u5176\u6b21\u5c31\u662f\u6709\u4e00\u4e9b\u4f18\u5316\u7684\uff0c\u4e5f\u4f1a\u62c6\u5206\u51fa\u597d\u591a\u70b9\u3002\u6bd4\u5982\u516c\u5f0f\u9884\u4f30\u7684\u51c6\u786e\u6027\u4f18\u5316\uff0c\u5df2\u7ecf\u4f18\u5316\u81ea\u5e26\u7684FIFO\u7684\u8c03\u5ea6\u7b97\u6cd5\u4f18\u5316\uff0c\u90fd\u53ef\u4ee5\u62c6\u51fa\u5f88\u591a\u70b9\u63a8\u56de\u793e\u533a\u3002<\/p>\n\n\n\n<p>Q: Kudu\u5230HDFS\u7684\u6570\u636e\u6392\u5e8f\uff0c\u662f\u5728Impala\u91cc\u5b9e\u73b0\u7684\u5417\uff1f<\/p>\n\n\n\n<p>A: \u5728\u5bfc\u5165\u903b\u8f91\u91cc\u5b9e\u73b0\u7684\uff0cImpala\u4e3b\u8981\u662f\u7528\u8fd9\u4e2a\u6570\u636e\u3002\u5bfc\u5165\u7684\u903b\u8f91\u662f\u6211\u4eec\u81ea\u7814\u7684Dataloader\u7cfb\u7edf\u5b9e\u73b0\u7684\uff0c\u4e3b\u8981\u662f\u5148\u628a\u6570\u636e\u5199\u5165\u5230Kudu\u4e2d\uff0c\u5176\u6b21\u4f1a\u5b9a\u671f\u5bf9Kudu\u6570\u636e\u8fdb\u884c\u8f6cParquet\u7684\u5b9e\u73b0\u3002<\/p>\n\n\n\n<p><strong>\u4eca\u5929\u7684\u5206\u4eab\u5c31\u5230\u8fd9\u91cc\uff0c\u8c22\u8c22\u5927\u5bb6\u3002<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5bfc\u8bfb\uff1a\u4eca\u5929\u5206\u4eab\u7684\u4e3b\u9898\u662f\u201cImpala\u843d\u5730\u4e0e\u4f18\u5316\uff1a\u795e\u7b56\u6570\u636e\u591a\u7ef4\u5206\u6790\u5e73\u53f0\u6784\u5efa\u5b9e\u6218\u201d\uff0c\u5206\u4e3a\u4e94\u4e2a\u90e8\u5206\uff1a \u795e\u7b56\u4ea7\u54c1\u6280\u672f\u67b6\u6784 \u57fa\u4e8eImpala\u7684\u5b9e\u65f6\u5206\u6790\u5f15\u64ce \u67e5\u8be2\u6027\u80fd\u4f18\u5316 \u67e5\u8be2\u8d44\u6e90\u9884\u4f30 \u672a\u6765\u8ba1\u2026<\/p>\n","protected":false},"author":2,"featured_media":63371,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[146],"tags":[4771,2427],"special":[],"class_list":["post-63370","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-product","tag-datafun","tag-2427","entry"],"views":55972,"_links":{"self":[{"href":"https:\/\/www.growthhk.cn\/wp-json\/wp\/v2\/posts\/63370","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.growthhk.cn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.growthhk.cn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.growthhk.cn\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.growthhk.cn\/wp-json\/wp\/v2\/comments?post=63370"}],"version-history":[{"count":0,"href":"https:\/\/www.growthhk.cn\/wp-json\/wp\/v2\/posts\/63370\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.growthhk.cn\/wp-json\/wp\/v2\/media\/63371"}],"wp:attachment":[{"href":"https:\/\/www.growthhk.cn\/wp-json\/wp\/v2\/media?parent=63370"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.growthhk.cn\/wp-json\/wp\/v2\/categories?post=63370"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.growthhk.cn\/wp-json\/wp\/v2\/tags?post=63370"},{"taxonomy":"special","embeddable":true,"href":"https:\/\/www.growthhk.cn\/wp-json\/wp\/v2\/special?post=63370"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}