{"id":90800,"date":"2023-02-07T16:55:44","date_gmt":"2023-02-07T08:55:44","guid":{"rendered":"https:\/\/www.growthhk.cn\/?p=90800"},"modified":"2023-02-07T16:56:17","modified_gmt":"2023-02-07T08:56:17","slug":"%e8%85%be%e8%ae%af%e7%81%af%e5%a1%94%e8%9e%8d%e5%90%88%e5%bc%95%e6%93%8e%e7%9a%84%e8%ae%be%e8%ae%a1%e4%b8%8e%e5%ae%9e%e8%b7%b5","status":"publish","type":"post","link":"https:\/\/www.growthhk.cn\/quan\/90800.html","title":{"rendered":"\u817e\u8baf\u706f\u5854\u878d\u5408\u5f15\u64ce\u7684\u8bbe\u8ba1\u4e0e\u5b9e\u8df5"},"content":{"rendered":"\n<p>\u672c\u6b21\u5206\u4eab\u7684\u4e3b\u9898\u662f\u817e\u8baf\u706f\u5854\u878d\u5408\u5f15\u64ce\u7684\u8bbe\u8ba1\u4e0e\u5b9e\u8df5\uff0c\u4e3b\u8981\u56f4\u7ed5\u4ee5\u4e0b\u56db\u4e2a\u65b9\u9762\u8fdb\u884c\u4ecb\u7ecd\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>1. \u80cc\u666f\u4ecb\u7ecd<\/li>\n\n\n\n<li>2. \u6311\u6218\u4e0e\u878d\u5408\u5206\u6790\u5f15\u64ce\u7684\u89e3\u6cd5<\/li>\n\n\n\n<li>3. \u5b9e\u8df5\u603b\u7ed3<\/li>\n\n\n\n<li>4. \u672a\u6765\u6f14\u8fdb\u65b9\u5411<\/li>\n<\/ul>\n\n\n\n<p><strong>01<\/strong><\/p>\n\n\n\n<p><strong>\u80cc\u666f\u4ecb\u7ecd<\/strong><\/p>\n\n\n\n<p>\u817e\u8baf\u706f\u5854\u662f\u4e00\u6b3e\u7aef\u5230\u7aef\u7684\u5168\u94fe\u8def\u6570\u636e\u4ea7\u54c1\u5957\u4ef6\uff0c\u65e8\u5728\u5e2e\u52a9\u4ea7\u54c1\u3001\u7814\u53d1\u3001\u8fd0\u8425\u548c\u6570\u636e\u79d1\u5b66\u56e2\u961f 30 \u5206\u949f\u5185\u505a\u51fa\u66f4\u53ef\u4fe1\u53ca\u65f6\u7684\u51b3\u7b56\uff0c\u4fc3\u8fdb\u7528\u6237\u589e\u957f\u548c\u7559\u5b58\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/www.growthhk.cn\/wp-content\/uploads\/2023\/02\/2023020708554537.png\" alt=\"\"\/><\/figure>\n\n\n\n<p>2020 \u5e74\u540e\u6570\u636e\u91cf\u4ecd\u7136\u5448\u7206\u70b8\u6027\u589e\u957f\u7684\u8d8b\u52bf\uff0c\u4e14\u4e1a\u52a1\u53d8\u5316\u66f4\u52a0\u8fc5\u901f\u3001\u5206\u6790\u9700\u6c42\u66f4\u52a0\u590d\u6742\uff0c\u4f20\u7edf\u7684\u6a21\u5f0f\u65e0\u6cd5\u6295\u5165\u66f4\u591a\u7684\u65f6\u95f4\u6765\u89c4\u5212\u6570\u636e\u6a21\u578b\u3002\u6211\u4eec\u9762\u4e34\u4e00\u4e2a\u6d77\u91cf\u3001\u5b9e\u65f6\u548c\u81ea\u5b9a\u4e49\u7684\u4e09\u89d2\u96be\u9898\u3002\u4e0d\u540c\u5f15\u64ce\u90fd\u5728\u81f4\u529b\u4e8e\u53bb\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\u3002\u8c37\u6b4c\u7b49\u535a\u5ba2\u4e2d\u66fe\u63d0\u5230\uff0c\u4e5f\u662f\u6211\u4eec\u5f88\u8ba4\u53ef\u7684\u4e00\u4e2a\u89c2\u70b9\u662f\u4ee5\u5353\u8d8a\u7684\u6027\u80fd\u53ef\u76f4\u63a5\u8bbf\u95ee\u660e\u7ec6\u6570\u636e\uff08ODS\/DWD\uff09\u6210\u4e3a\u4e0b\u4e00\u4ee3\u8ba1\u7b97\u5f15\u64ce\u7684\u5fc5\u7136\u8d8b\u52bf\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/www.growthhk.cn\/wp-content\/uploads\/2023\/02\/2023020708554552.png\" alt=\"\"\/><\/figure>\n\n\n\n<p>\u4e0b\u56fe\u5c55\u793a\u4e86<strong>\u706f\u5854\u878d\u5408\u5206\u6790\u5f15\u64ce\u7684\u6574\u4f53\u6280\u672f\u67b6\u6784<\/strong>\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/www.growthhk.cn\/wp-content\/uploads\/2023\/02\/2023020708554599.png\" alt=\"\"\/><\/figure>\n\n\n\n<p>\u5de6\u4fa7\u5bf9\u63a5\u5e94\u7528\u7cfb\u7edf\uff0c\u5305\u62ec\u706f\u5854\u81ea\u5df1\u63d0\u4f9b\u7684\u5206\u6790\u6a21\u578b\u3001\u53ef\u89c6\u5316\u65b9\u6848\u548c\u4e00\u4e9b API \u8bf7\u6c42\uff1b\u53f3\u4fa7\u4e3a\u878d\u5408\u5206\u6790\u5f15\u64ce\uff0c\u5305\u62ec\u67e5\u8be2\u5f15\u64ce\u5c42\u3001\u8ba1\u7b97\u5c42\u3001\u7269\u5316\u5b58\u50a8\u5c42\u3001\u5b58\u50a8\u5c42\u5206\u6790\u7b56\u7565\u4e2d\u5fc3\u548c\u4ea7\u54c1\u5316\u4e2d\u5fc3\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u670d\u52a1\u5c42\uff0c<\/strong>\u5305\u62ec\u67e5\u8be2\u3001\u63a5\u6536\u4ee5\u53ca\u6cbb\u7406\uff0c\u6bd4\u5982\u4efb\u52a1\u7ea7\u522b\u7684\u7f13\u5b58\u62e6\u622a\u7b49\u670d\u52a1\u76f8\u5173\u529f\u80fd\u3002<\/li>\n\n\n\n<li><strong>\u8ba1\u7b97\u5c42<\/strong>\uff0c\u4e0d\u540c\u4e8e\u5176\u4ed6\u516c\u53f8\u7684\u81ea\u7814\u65b9\u6848\uff0c\u6211\u4eec\u662f\u5728\u5f00\u6e90\u80fd\u529b\u4e4b\u4e0a\u505a\u589e\u5f3a\u548c\u6574\u5408\uff0c\u6765\u6ee1\u8db3\u4e0d\u540c\u573a\u666f\u7684\u9700\u6c42\u3002<\/li>\n\n\n\n<li><strong>\u7269\u5316\u5b58\u50a8\u5c42<\/strong>\uff0c\u5176\u4e2d\u5305\u542b\u4e86\u6211\u4eec\u6784\u5efa\u73b0\u4ee3\u7269\u5316\u89c6\u56fe\u7684\u89e3\u51b3\u65b9\u6848\uff0c\u5b9e\u73b0\u4e86\u57fa\u4e8e Alluxio \u7684\u5757\u7ea7\u522b\u7f13\u5b58\u6c60\uff0c\u4ee5\u53ca\u9488\u5bf9 BI \u573a\u666f\u57fa\u4e8e Clickhouse \u7684\u62bd\u53d6\u52a0\u901f\u65b9\u6848\u3002<\/li>\n\n\n\n<li><strong>\u5b58\u50a8\u5c42<\/strong>\uff0c\u5bf9\u63a5\u4e86\u591a\u79cd\u5b58\u50a8\u5f15\u64ce\uff0c\u5305\u62ec\u6258\u7ba1\u7ed9\u706f\u5854\u7684\u5b58\u50a8\u5c42\u548c\u975e\u6258\u7ba1\u7684\u5b58\u50a8\u5c42\uff0c\u5373\u4e1a\u52a1\u65b9\u81ea\u5df1\u7684\u6570\u636e\u3002<\/li>\n\n\n\n<li><strong>\u5206\u6790\u7b56\u7565\u4e2d\u5fc3<\/strong>\uff0c\u4f4d\u4e8e\u4e0a\u8ff0\u56db\u5c42\u4e4b\u4e0a\u3002\u4e3b\u8981\u8d1f\u8d23\u4e1a\u52a1\u65b9\u67e5\u8be2\u7684\u5de5\u4f5c\u8d1f\u8f7d\u4e2d\u7684\u6cbb\u7406\u548c\u7406\u89e3\u6267\u884c\u7684\u6574\u4f53\u94fe\u8def\u3002\u4ece\u4e00\u4e2a\u4efb\u52a1\u5f00\u59cb\u6267\u884c\uff0c\u5230\u6267\u884c\u8ba1\u5212\u7684\u5404\u4e2a\u9636\u6bb5\u7684\u8ba1\u7b97\u7684\u8d44\u6e90\u6d88\u8017\u3001\u5b58\u50a8\u7684\u6d88\u8017\u3001\u6548\u7387\u7b49\u8868\u5f81\u4f5c\u7edf\u4e00\u5b58\u50a8\uff0c\u5e76\u57fa\u4e8e\u8fd9\u4e9b\u660e\u7ec6\u7684\u6570\u636e\u62bd\u51fa\u6765\u4e00\u4e9b\u884d\u751f\u7684\u6307\u6807\uff0c\u4ee5\u63a8\u52a8\u4efb\u52a1\u4f18\u5316\uff0c\u6bd4\u5982\u7269\u5316\u6a21\u578b\u7684\u6784\u5efa\u548c SQL \u81ea\u52a8\u4f18\u5316\uff0c\u65e8\u5728\u7aef\u5230\u7aef\u5730\u89e3\u51b3\u8fd9\u4e9b\u95ee\u9898\u3002<\/li>\n\n\n\n<li><strong>\u4ea7\u54c1\u5316\u4e2d\u5fc3<\/strong>\uff0c\u9664\u4e86\u706f\u5854\u4ea7\u54c1\u5957\u4ef6\u6574\u4f53\u4f5c\u4e3a\u4ea7\u54c1\u5bf9\u5916\u8f93\u51fa\u4ee5\u5916\uff0c\u878d\u5408\u5206\u6790\u5f15\u64ce\u4e5f\u53ef\u4ee5\u5355\u72ec\u4f5c\u4e3a\u4ea7\u54c1\u5bf9\u5916\u8f93\u51fa\u3002<\/li>\n<\/ul>\n\n\n\n<p><strong>02<\/strong><\/p>\n\n\n\n<p><strong>\u6311\u6218\u4e0e\u878d\u5408\u5206\u6790\u5f15\u64ce\u7684\u89e3\u6cd5<\/strong><\/p>\n\n\n\n<p>\u56de\u5230\u524d\u6587\u63d0\u5230\u7684\u6311\u6218\uff0c\u5373\u4ee5\u5353\u8d8a\u7684\u6027\u80fd\u76f4\u63a5\u8bbf\u95ee\u660e\u7ec6\u6570\u636e\uff0c\u6211\u4eec\u4f1a\u4ece\u878d\u5408\u3001\u5185\u6838\u4f18\u5316\u548c\u52a0\u901f\u4e09\u4e2a\u65b9\u9762\u53d1\u529b\u3002<\/p>\n\n\n\n<p><strong>1. \u878d\u5408<\/strong><\/p>\n\n\n\n<p>\u540c\u7c7b\u4ea7\u54c1\u7684\u601d\u8def\u591a\u4e3a\u4e00\u4f53\u5316\uff0c\u800c\u672c\u6587\u7684\u601d\u8def\u662f\u53d6\u957f\u8865\u77ed\uff0c\u535a\u91c7\u4f17\u957f\uff0c\u878d\u5408\u5f00\u6e90\u793e\u533a\u7684\u80fd\u529b\u5b9e\u73b0 1+1&gt;2 \u7684\u6548\u679c\u3002<\/p>\n\n\n\n<p><strong>\u2460 \u591a\u6e90\u878d\u5408\u524d\u7aef<\/strong><\/p>\n\n\n\n<p>\u524d\u7aef\u805a\u7126\u4e8e\u63d0\u4f9b\u96c6\u4e2d\u5316\u7684 SQL \u89e3\u6790\u3001\u4f18\u5316\u548c\u6267\u884c\u8ba1\u5212\u751f\u6210\u3002\u5b83\u66f4\u591a\u7684\u627f\u62c5\u7684\u662f\u5bf9\u5404\u4e2a\u5e95\u5c42\u7684\u7406\u89e3\u4ee5\u505a\u51fa\u66f4\u4f18\u903b\u8f91\u6267\u884c\u8ba1\u5212\u7684\u89d2\u8272\u3002<\/p>\n\n\n\n<p>\u524d\u7aef\u662f\u57fa\u4e8e Calcite \u7684\u4e24\u6bb5\u5f0f\u3002\u7b2c\u4e00\u6bb5\u4e3a\u5e38\u89c4\u64cd\u4f5c\uff0c\u4e00\u4e2a SQL \u8981\u7ecf\u8fc7 Parse\u3001Validate\u3001Optimizer\u3001Planner\uff0c\u901a\u8fc7\u81ea\u5efa\u7684\u7edf\u4e00\u5143\u6570\u636e\u7ba1\u7406\u4e2d\u5fc3\u6765\u63d0\u4f9b\u4e86\u8fd0\u884c\u65f6\u7684Catalog\u548c\u7edf\u8ba1\u4fe1\u606f\u4ee5\u8f85\u52a9\u751f\u6210\u66f4\u4f18\u7684\u6267\u884c\u8ba1\u5212\uff1b\u7b2c\u4e8c\u6bb5\u4e3a\u4e0d\u540c\u5f15\u64ce\u7684\u878d\u5408\uff0c\u63d0\u4f9b\u7edf\u4e00\u7684\u5bf9\u5916\u63a5\u53e3\u4e14\u8fdb\u884c\u4e00\u4e9b\u5b9a\u5236\u5316\u7684\u589e\u5f3a\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/www.growthhk.cn\/wp-content\/uploads\/2023\/02\/2023020708554526.png\" alt=\"\"\/><\/figure>\n\n\n\n<p><strong>\u2461 \u878d\u5408\u540e\u7aef<\/strong><\/p>\n\n\n\n<p>\u524d\u7aef\u4e3b\u8981\u89e3\u51b3\u7684\u662f SQL \u89e3\u6790\u548c\u6267\u884c\u8ba1\u5212\u7684\u751f\u6210\u4f18\u5316\uff0c\u878d\u5408\u540e\u7aef\u771f\u6b63\u89e3\u51b3\u8ba1\u7b97\u5c42\u9762\u878d\u5408\u3002<\/p>\n\n\n\n<p>RDBMS\u9762\u4e34\u7b97\u529b\u3001\u5185\u5b58\u4e0d\u8db3\uff0c\u65e0\u6cd5\u63d0\u9ad8\u8ba1\u7b97\u5e76\u884c\u5ea6\uff1bClickhouse \u6570\u636e\u6e90\u9762\u4e34\u590d\u6742\u67e5\u8be2\u6548\u7387\u4f4e\u7b49\u95ee\u9898\u3002<\/p>\n\n\n\n<p><strong>\u9488\u5bf9\u4e0a\u8ff0\u95ee\u9898\u5206\u522b\u6709\u4ee5\u4e0b\u89e3\u51b3\u65b9\u6848\uff1a<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u901a\u7528 MPP \u5f15\u64ce\uff08PrestoImpala\uff09\u52a0\u4e0a\u9ad8\u6027\u80fd connector\u3002<\/li>\n\n\n\n<li>\u589e\u5f3a\u7248 JDBC Connection\uff0c\u57fa\u4e8eMysql\u8868\u6a21\u578b\u5bf9 Split Providers \u8fdb\u884c\u81ea\u9002\u5e94\u7684\u4f18\u5316\uff0c\u5c06\u5355\u4e2a Table Scan \u8f6c\u6362\u4e3a\u591a\u4e2a Table Scan \u4ee5\u63d0\u5347\u8ba1\u7b97\u6548\u7387\u3002<\/li>\n\n\n\n<li>\u9488\u5bf9 Clickhouse \u6570\u636e\u6e90\u4f1a\u5c06\u5206\u5e03\u5f0f\u8868\u8fd0\u7b97\u6539\u4e3a\u57fa\u4e8e\u672c\u5730\u8868\u8fd0\u7b97\u3002<\/li>\n\n\n\n<li>\u5bf9 Projection\u3001Aggregation\u3001Predicate \u64cd\u4f5c\u8fdb\u884c\u4e0b\u63a8\u3002<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/www.growthhk.cn\/wp-content\/uploads\/2023\/02\/2023020708554553.png\" alt=\"\"\/><\/figure>\n\n\n\n<p><strong>\u2462 WLM\uff08Workload Management\uff09<\/strong><\/p>\n\n\n\n<p>\u524d\u7aef\u548c\u540e\u7aef\u89e3\u51b3\u7684\u662f\u591a\u4e2a\u5f15\u64ce\u5982\u4f55\u878d\u5408\u548c\u914d\u5408\u7684\u95ee\u9898\uff0c\u9664\u6b64\u4e4b\u5916\u662f\u7aef\u5230\u7aef\u7684\u5206\u6790\u7b56\u7565\u4e2d\u5fc3\u7684\u5b9e\u73b0\u3002\u88f8\u7528\u5f00\u6e90\u5f15\u64ce\u5b58\u5728\u4ee5\u4e0b\u95ee\u9898\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5f15\u64ce Profile \u6307\u6807\u65e0\u6301\u4e45\u5316\uff0c\u5355\u70b9\u5206\u6790\u7c92\u5ea6\u592a\u7ec6\uff0c\u65e0\u6cd5\u5bf9\u79df\u6237\u6574\u4f53\u8fdb\u884c\u6d1e\u5bdf\uff1b<\/li>\n\n\n\n<li>\u5bf9\u8fd0\u7ef4\u4eba\u5458\u8981\u6c42\u9ad8\uff0c\u9700\u8981\u8db3\u591f\u7684\u5de5\u4f5c\u8d1f\u8f7d\u7684\u6d1e\u5bdf\u4e0e\u4f18\u5316\u7684\u80fd\u529b\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u672c\u8bbe\u8ba1\u7684\u89e3\u51b3\u65b9\u6848\u662f\u901a\u8fc7\u81ea\u7814\u7684WLM\uff08Workload Management\uff09\uff0c\u81ea\u52a8\u5316\u6536\u96c6\u4e0d\u540c\u5f15\u64ce\u7684 Query Profile \u5e76\u7ed3\u5408\u5386\u53f2\u67e5\u8be2\u7ed9\u51fa\u57fa\u4e8e\u4e13\u5bb6\u7ecf\u9a8c\u7ed9\u51fa\u4f18\u5316\u5efa\u8bae\uff0c\u5728\u7b56\u7565\u4e2d\u5fc3\u57fa\u4e8e\u4f18\u5316\u5efa\u8bae\u81ea\u52a8\u8bbe\u7f6e Query Options\u3001Hints \u7b49\u4f18\u5316\u914d\u7f6e\u3002<\/p>\n\n\n\n<p>\u901a\u8fc7\u4e00\u7cfb\u5217\u7684\u89c4\u5219\u63a2\u67e5\u5230\u8fd9\u4e2a SQL \u4f1a\u5b58\u5728\u5927\u91cf\u7684 Shuffle\uff0c\u4f1a\u5bfc\u81f4\u5360\u7528\u4e86\u5927\u91cf\u7684\u5185\u5b58\u548c\u7f51\u7edc\u8d44\u6e90\u3002\u8be5\u88c5\u7f6e\u4f1a\u6ce8\u5165\u4e00\u4e9b Query Options \u548c Hints\uff0c\u6bd4\u5982\u628a\u5b83\u7684 broadcast \u6362\u6210 shuffle join\uff0c\u5bf9\u4e8e\u4e00\u4e9b CPU \u4f18\u5316\u5668\u5b8c\u6210\u4e0d\u4e86\u7684\u4e8b\u60c5\u57fa\u4e8e\u6211\u4eec\u7684\u7b56\u7565\u505a\u4e00\u4e2a\u81ea\u52a8\u4f18\u5316\uff0c\u7b49 SQL \u518d\u8fdb\u6765\u5c31\u4f1a\u6709\u6bd4\u8f83\u597d\u7684\u89c4\u5212\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/www.growthhk.cn\/wp-content\/uploads\/2023\/02\/2023020708554554.png\" alt=\"\"\/><\/figure>\n\n\n\n<p><strong>2. \u5185\u6838\u4f18\u5316<\/strong><\/p>\n\n\n\n<p>\u5728\u5546\u4e1a\u573a\u666f\u4e0b\u7ecf\u5e38\u4f1a\u9047\u5230\u5f88\u6d88\u8017\u8d44\u6e90\u91cf\u7684\u5927\u67e5\u8be2\uff0c\u5982\u4f55\u80fd\u591f\u5728\u8fd0\u884c\u65f6\u8bc6\u522b\u548c\u9694\u79bb\u5927\u67e5\u8be2\u6210\u4e3a\u4e00\u4e2a\u6311\u6218\u3002<\/p>\n\n\n\n<p>\u67e5\u8be2\u5728\u8fd0\u884c\u524d\u662f\u65e0\u6cd5\u65ad\u5b9a\u5176\u67e5\u8be2\u5bf9\u8d44\u6e90\u7684\u5f71\u54cd\u7684\uff0c\u6bd4\u5982\u4e24\u8868 JION \u540e\u7b1b\u5361\u5c14\u79ef\u7684\u5bfc\u81f4\u5176\u8f93\u51fa\u6709\u4e0a\u4e07\u4ebf\u8bb0\u5f55\u6570\u7684\u89c4\u6a21\u3002\u4e8e\u662f\u672c\u5f15\u64ce\u5728\u6536\u96c6\u76d1\u63a7\u8fd0\u884c\u65f6\u7684\u6307\u6807\u53c2\u6570\uff0c\u7ed3\u5408\u8d1f\u8f7d\u4e2d\u5fc3\u7684\u4f18\u5316\u5efa\u8bae\uff0c\u81ea\u52a8\u8bbe\u7f6e\u4f18\u5316\u53c2\u6570\uff0c\u4ee5\u4f7f\u5f97\u67e5\u8be2\u66f4\u9ad8\u6548\u7684\u8fd0\u884c\uff1b\u5bf9\u4e8e\u65e0\u6cd5\u4f18\u5316\u4e14\u8bc6\u522b\u5bf9\u8d44\u6e90\u4f7f\u7528\u6709\u4e25\u91cd\u5f71\u54cd\u7684\u67e5\u8be2\uff0c\u4f1a\u8fdb\u884c\u62e6\u622a\uff0c\u53ca\u65f6\u6b62\u635f\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/www.growthhk.cn\/wp-content\/uploads\/2023\/02\/2023020708554582.png\" alt=\"\"\/><\/figure>\n\n\n\n<p><strong>\u2460 Impala<\/strong><\/p>\n\n\n\n<p>Impala \u9762\u4e34\u7684\u4e00\u4e2a\u6311\u6218\u662f\u5982\u4f55\u5145\u5206\u5229\u7528\u8ba1\u7b97\u5f15\u64ce\u7684\u7d22\u5f15\u52a0\u901f\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5f15\u64ce IO \u8c03\u5ea6\u5185\u6838\u4f18\u5316\uff0c\u6bd4\u5982\u5c40\u90e8\u6027\u7684\u540c\u6587\u4ef6\u591a DataRange \u6392\u5e8f\uff1b\u901a\u8fc7\u8c03\u6574\u6743\u91cd\u4ee5\u5b9e\u73b0\u5927\u67e5\u8be2 IO \u60e9\u7f5a\uff0c\u56e0\u4e3a\u6709\u4e9b\u573a\u666f\u66f4\u591a\u60f3\u4fdd\u5c0f\u67e5\u8be2\uff0c\u5c06\u5927\u67e5\u8be2\u653e\u5230\u6162\u8f66\u9053\u3002<\/li>\n\n\n\n<li>\u5b58\u50a8\u7279\u6027\u4ef7\u503c\u53d1\u6325-\u7d22\u5f15\uff08Pageindex\u3001Zorder\u3001Hillbert\uff09\u3002\u8981\u9ad8\u6548\u67e5\u8be2\u539f\u59cb\u6570\u636e\uff0c\u5c31\u9700\u8981\u5229\u7528\u597d\u539f\u59cb\u6570\u636e\u4e2d\u7684\u7d22\u5f15\uff0c\u6bd4\u5982 Parquet \u4e2d\u7684\u6570\u636e\u9875 Page Index\uff0c\u53ef\u4ee5\u7ed3\u5408\u539f\u59cb\u5b58\u50a8\u6570\u636e\u4e2d\u7684\u7d22\u5f15\u4fe1\u606f\uff0c\u5728\u8fd0\u884c\u65f6\u8fdb\u884c\u6570\u636e\u8fc7\u6ee4\u3002\u5982\u679c\u8981\u8fbe\u5230\u5f88\u9ad8\u7684\u6548\u7387\uff0c\u5f80\u5f80\u4e0d\u662f\u7b97\u6cd5\u672c\u8eab\uff0c\u800c\u662f\u5e95\u5c42\u7684\u6570\u636e\u5206\u5e03\u3002\u6bd4\u5982\u4e00\u4e2a\u8c13\u8bcd\u7684\u5217\u90fd\u662f\u968f\u673a\u5206\u5e03\uff0c\u90a3\u4e48\u4e00\u4e2a\u503c\u5206\u5e03\u5728\u6bcf\u4e2a\u6570\u636e\u9875\uff0c\u5c31\u65e0\u6cd5\u8fdb\u884c\u8df3\u8fc7\uff0c\u6211\u4eec\u4f1a\u901a\u8fc7\u8d1f\u8f7d\u4e2d\u5fc3\u67e5\u770b\u5386\u53f2\u67e5\u8be2\u53bb\u4f18\u5316 Zorder \u6216\u8005 Hillbert \u7d22\u5f15\u3002<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/www.growthhk.cn\/wp-content\/uploads\/2023\/02\/2023020708554512.png\" alt=\"\"\/><\/figure>\n\n\n\n<p><strong>\u2461 Presto<\/strong><\/p>\n\n\n\n<p>\u4e91\u67b6\u6784 Presto \u5728\u5927\u89c4\u6a21\u96c6\u7fa4\u4e0b\u5982\u4f55\u4fdd\u6301\u9ad8\u6548\u7684 Scalabaility Coordinator \u5355\u70b9\u95ee\u9898\u662f\u4e00\u4e2a\u516c\u8ba4\u7684\u6311\u6218\uff0c\u8fd9\u90e8\u5206\u4f18\u5316\u5e76\u975e\u6211\u4eec\u72ec\u521b\uff0c\u800c\u662f\u4e1a\u754c\u7684\u4e00\u4e2a feature\u3002<\/p>\n\n\n\n<p><strong>\u7b2c\u4e00\u79cd\u65b9\u6848\u662f Coordinator HA \u65b9\u6848<\/strong>\uff0c\u4f46\u5176\u5e76\u6ca1\u6709\u4ece\u6839\u6e90\u89e3\u51b3\u95ee\u9898\uff0c\u4e00\u65e6 Active \u8282\u70b9\u5931\u6d3b\uff0c\u8fc7\u4e0d\u4e45 stand by \u8282\u70b9\u4e5f\u4f1a\u6302\u6389\u3002<\/p>\n\n\n\n<p><strong>\u7b2c\u4e8c\u79cd\u65b9\u6848\u662f\u591a Cluster \u8054\u90a6\u65b9\u6848<\/strong>\uff0c\u90e8\u7f72\u591a\u4e2a\u96c6\u7fa4\uff0c\u901a\u8fc7 Presto Gateway \u8def\u7531\u4e0d\u540c\u7684\u96c6\u7fa4\u3002\u4f46\u662f\u8def\u7531\u7b56\u7565\u7ba1\u7406\u662f\u4e00\u4e2a\u5f88\u5927\u7684\u96be\u70b9\uff0c\u5982\u679c\u8def\u7531\u7b56\u7565\u4e0d\u5f53\u4f1a\u5e26\u6765\u4e25\u91cd\u7684\u8d44\u6e90\u788e\u7247\u5316\u3002<\/p>\n\n\n\n<p><strong>\u7b2c\u4e09\u79cd\u65b9\u6848\u662f Disaggregated Coordinator \u65b9\u6848<\/strong>\uff0c\u5f15\u5165\u4e86 ResouceManager \u805a\u5408\u5206\u5e03\u5f0f\u8d44\u6e90\u72b6\u6001\uff0c\u6bcf\u4e2a RM \u5185\u5b58\u4e2d\u7ef4\u62a4\u4e00\u4efd\u72b6\u6001\u6570\u636e\uff0cRM \u4e4b\u95f4\u901a\u8fc7\u5fc3\u8df3\u8fbe\u6210\u72b6\u6001\u6570\u636e\u7684\u6700\u7ec8\u4e00\u81f4\u3002Coordinator \u53ef\u4ee5\u6b63\u5e38\u7684 Parse\u3001Validate\u3001Plan\uff0c\u51c6\u5165\u65f6 RM \u7edf\u4e00\u83b7\u53d6\u8d44\u6e90\u89c6\u56fe\uff0c\u5224\u65ad\u662f\u6267\u884c\u8fd8\u662f\u7b49\u5f85\u7b49\u72b6\u6001\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/www.growthhk.cn\/wp-content\/uploads\/2023\/02\/2023020708554537-1.png\" alt=\"\"\/><\/figure>\n\n\n\n<p><strong>\u2462 Kudu<\/strong><\/p>\n\n\n\n<p>\u8fd9\u662f\u4e00\u4e2a\u4e0d\u5e38\u89c1\u7684\u95ee\u9898\uff0c\u5728\u4e00\u4e2a\u8fd0\u884c\u5f88\u4e45\u7684\u5927\u96c6\u7fa4\uff0c\u6709\u4e00\u53f0\u673a\u5668\u8981\u88c1\u64a4\uff0c\u7531\u4e8e\u5927\u96c6\u7fa4\u957f\u65f6\u95f4\u8fd0\u884c\u5143\u4fe1\u606f\u8d1f\u503a\u4e25\u91cd\uff0c\u5bfc\u81f4 Tablet Server \u65e0\u6cd5\u4f18\u96c5\u4e0b\u7ebf\uff08\u9700\u8981\u91cd\u542f master\uff09\uff0c\u8017\u65f6\u53ef\u80fd\u9ad8\u8fbe\u51e0\u5c0f\u65f6\u3002<\/p>\n\n\n\n<p>\u5728\u4e00\u6b21\u5b9e\u9645\u751f\u4ea7 Case \u4e2d\uff0c\u51e0\u5341\u4e07 Tablet\uff0c\u5360\u7528\u5185\u5b58 50G \u4ee5\u4e0a\uff0cMaster \u542f\u52a8\u548cLeader \u5207\u6362\u90fd\u975e\u6162\u3002\u7ecf\u6392\u67e5\uff0c\u96c6\u7fa4\u4e00\u76f4\u5728\u52a0\u8f7d\u5143\u6570\u636e\uff0c\u5e76\u53d1\u73b0\u4ee5\u524d\u5220\u9664\u7684\u8868\u548c\u6570\u636e\u96c6\u7fa4\u8fd8\u5728\u7ef4\u62a4\u3002\u901a\u8fc7\u6e90\u7801\u7ea7\u522b\u7684\u589e\u5f3a\uff0cMaster \u5185\u5b58\u6d88\u8017\u964d\u4f4e 10 \u500d\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/www.growthhk.cn\/wp-content\/uploads\/2023\/02\/2023020708554597.png\" alt=\"\"\/><\/figure>\n\n\n\n<p><strong>3. \u52a0\u901f<\/strong><\/p>\n\n\n\n<p>\u8003\u8651\u5230\u96c6\u7fa4\u7684\u7b97\u529b\u548c\u5f15\u64ce\u672c\u8eab\u7684\u74f6\u9888\u4e0a\u9650\uff0c\u9664\u4e86\u878d\u5408\u548c\u5185\u6838\u4f18\u5316\uff0c\u6211\u4eec\u8fd8\u9700\u8981\u505a\u5404\u79cd\u5404\u6837\u7684\u52a0\u901f\u624b\u6bb5\u3002<\/p>\n\n\n\n<p>\u9664\u4e86\u5f15\u64ce\u4f18\u5316\uff0cDatabrick \u5546\u4e1a\u7248\u7684 OLAP \u5f15\u64ce\u6dfb\u52a0\u4e86\u7f13\u5b58\u5c42\u548c\u7d22\u5f15\u5c42\uff1bSnowflake \u652f\u6301\u4e86\u7269\u5316\u89c6\u56fe\u7684\u80fd\u529b\uff1bGoogle \u7684 BigQuery \u63d0\u4f9b\u4e86\u591a\u7ea7\u7f13\u5b58\uff0c\u4ee5\u8fdb\u4e00\u6b65\u7684\u52a0\u901f\u3002\u7f13\u5b58\u3001\u8ba1\u7b97\u4f18\u5316\u3001\u7d22\u5f15\u4e0e\u6570\u636e\u5206\u5e03\u3001\u7269\u5316\u3001\u4e91\u5316\u662f\u4e1a\u754c\u7684\u4e3b\u653b\u65b9\u5411\uff0c\u672c\u6b21\u5206\u4eab\u4e3b\u8981\u4ecb\u7ecd\u4e09\u79cd\u624b\u6bb5\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/www.growthhk.cn\/wp-content\/uploads\/2023\/02\/2023020708554668.png\" alt=\"\"\/><\/figure>\n\n\n\n<p><strong>\u2460 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