{"id":8667,"date":"2022-02-08T15:07:18","date_gmt":"2022-02-08T07:07:18","guid":{"rendered":"https:\/\/www.gbase8.cn\/?p=8667"},"modified":"2022-02-08T15:14:30","modified_gmt":"2022-02-08T07:14:30","slug":"%e8%bd%ac%e5%a6%82%e4%bd%95%e6%89%93%e9%80%a0%e4%b8%80%e6%ac%be%e6%9e%81%e9%80%9f%e5%88%86%e6%9e%90%e5%9e%8b%e6%95%b0%e6%8d%ae%e5%ba%93-starrocks%e5%ba%b7%e5%87%af%e6%a3%ae","status":"publish","type":"post","link":"https:\/\/www.gbase8.cn\/en\/8667","title":{"rendered":"[\u8f6c]\u5982\u4f55\u6253\u9020\u4e00\u6b3e\u6781\u901f\u5206\u6790\u578b\u6570\u636e\u5e93-StarRocks\u5eb7\u51ef\u68ee"},"content":{"rendered":"<p>\u672c\u6587\u5206\u4eab\u4e86\u6211\u5bf9\u5982\u4f55\u6253\u9020\u4e00\u6b3e\u6781\u901f\u5206\u6790\u578b\u6570\u636e\u5e93\u7684\u7c97\u6d45\u601d\u8003\u548c\u7406\u89e3\uff0c\u5305\u62ec\u7269\u5316\u89c6\u56fe\uff0c\u9884\u805a\u5408\uff0c\u7d22\u5f15\uff0ccache\uff0c\u5411\u91cf\u5316\u7b49\u5404\u79cd\u5145\u5206\u53d1\u6325\u8d44\u6e90\u7684\u6280\u672f\u3002<\/p>\n\n\n\n<p><a href=\"https:\/\/blog.bcmeng.com\/post\/fastest_database.html\">https:\/\/blog.bcmeng.com\/post\/fastest_database.html<\/a><\/p>\n\n\n\n<p>\u4f5c\u8005: \u5eb7\u51ef\u68ee<br>\u65e5\u671f: 2021-12-26<\/p>\n\n\n\n<p>\u5728\u00a0<a href=\"https:\/\/blog.bcmeng.com\/post\/oltp-olap-htap.html\">\u6570\u636e\u5e93\u4ece0\u52300.1 (\u4e8c)\uff1a OLTP VS OLAP VS HTAP<\/a>\u00a0\u4e00\u6587\u4e2d\uff0c\u6211\u4eec\u77e5\u9053\uff0c\u76ee\u524d\u6570\u636e\u5e93\u4e3b\u8981\u5206\u4e3a\u4e24\u5927\u7c7b\uff0c\u4e00\u7c7b\u662f\u4ee5\u4e8b\u52a1\u4e3a\u4e3b\u7684\u4e8b\u52a1\u578b\u6570\u636e\u5e93\uff0c\u4e00\u7c7b\u662f\u4ee5\u5206\u6790\u4e3a\u4e3b\u7684\u5206\u6790\u578b\u6570\u636e\u5e93\u3002\u800c\u5bf9\u4e8e\u4e00\u6b3e\u5206\u6790\u578b\u6570\u636e\u5e93\u800c\u8a00\uff0c\u6027\u80fd\u81f3\u5173\u91cd\u8981\uff0c\u5982\u4f55\u6253\u9020\u6781\u81f4\u7684\u6027\u80fd\uff0c\u662f\u5206\u6790\u578b\u6570\u636e\u5e93\u6c38\u6052\u7684\u4e3b\u9898\uff0c\u672c\u6587\u6211\u5c31\u5206\u4eab\u4e0b\u5982\u4f55\u6253\u9020\u4e00\u6b3e\u57fa\u4e8e CPU \u7684\u6781\u901f\u5206\u6790\u578b\u6570\u636e\u5e93\u3002 \uff08GPU\uff0cFPGA \u7b49\u5f02\u6784\u8ba1\u7b97\u672c\u6587\u6682\u4e0d\u8ba8\u8bba\uff0c RDMA, NVM \u7b49\u65b0\u786c\u4ef6\u52a0\u901f\u672c\u6587\u6682\u4e0d\u8ba8\u8bba\uff09<\/p>\n\n\n\n<p>\u672c\u6587\u5c06\u4ece\u9884\u8ba1\u7b97 VS \u73b0\u573a\u8ba1\u7b97\uff0c\u53ef\u6269\u5c55\u6027\uff0c\u6570\u636e\u6d41\uff0c\u8d44\u6e90\u5229\u7528\uff0c\u67b6\u6784 VS \u7ec6\u8282 5\u4e2a\u89d2\u5ea6\u6765\u8bba\u8ff0\u5982\u4f55\u6253\u9020\u4e00\u6b3e\u57fa\u4e8e CPU \u7684\u6781\u901f\u5206\u6790\u578b\u6570\u636e\u5e93\uff1a<\/p>\n\n\n\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_84 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Directory Navigation<\/p>\n<label for=\"ez-toc-cssicon-toggle-item-6a2b2c8967343\" class=\"ez-toc-cssicon-toggle-label\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/label><input type=\"checkbox\"  id=\"ez-toc-cssicon-toggle-item-6a2b2c8967343\"  aria-label=\"Toggle\" \/><nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.gbase8.cn\/en\/8667\/#%E4%B8%80_%E6%9E%81%E9%80%9F_OLAP_%E6%95%B0%E6%8D%AE%E5%BA%93%EF%BC%9A%E9%A2%84%E8%AE%A1%E7%AE%97_VS_%E7%8E%B0%E5%9C%BA%E8%AE%A1%E7%AE%97\" >\u4e00 \u6781\u901f OLAP \u6570\u636e\u5e93\uff1a\u9884\u8ba1\u7b97 VS \u73b0\u573a\u8ba1\u7b97<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.gbase8.cn\/en\/8667\/#11_Materialized_View\" >1.1 Materialized View<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.gbase8.cn\/en\/8667\/#12_%E9%A2%84%E8%81%9A%E5%90%88\" >1.2 \u9884\u805a\u5408<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.gbase8.cn\/en\/8667\/#13_%E7%B4%A2%E5%BC%95\" >1.3 \u7d22\u5f15<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.gbase8.cn\/en\/8667\/#14_Cache\" >1.4 Cache<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.gbase8.cn\/en\/8667\/#%E4%BA%8C_%E6%9E%81%E9%80%9F_OLAP_%E6%95%B0%E6%8D%AE%E5%BA%93%EF%BC%9A%E5%8F%AF%E6%89%A9%E5%B1%95%E6%80%A7\" >\u4e8c \u6781\u901f OLAP \u6570\u636e\u5e93\uff1a\u53ef\u6269\u5c55\u6027<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.gbase8.cn\/en\/8667\/#%E4%B8%89_%E6%9E%81%E9%80%9F_OLAP_%E6%95%B0%E6%8D%AE%E5%BA%93%EF%BC%9A%E6%9F%A5%E8%AF%A2%E6%95%B0%E6%8D%AE%E6%B5%81%E5%A4%84%E7%90%86\" >\u4e09 \u6781\u901f OLAP \u6570\u636e\u5e93\uff1a\u67e5\u8be2\u6570\u636e\u6d41\u5904\u7406<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.gbase8.cn\/en\/8667\/#31_%E6%9F%A5%E8%AF%A2%E4%BC%98%E5%8C%96%E5%99%A8\" >3.1 \u67e5\u8be2\u4f18\u5316\u5668<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.gbase8.cn\/en\/8667\/#32_%E6%9F%A5%E8%AF%A2%E8%B0%83%E5%BA%A6%E5%99%A8\" >3.2 \u67e5\u8be2\u8c03\u5ea6\u5668<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.gbase8.cn\/en\/8667\/#33_%E6%9F%A5%E8%AF%A2%E6%89%A7%E8%A1%8C%E5%99%A8\" >3.3 \u67e5\u8be2\u6267\u884c\u5668<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.gbase8.cn\/en\/8667\/#34_%E5%AD%98%E5%82%A8%E5%B1%82\" >3.4 \u5b58\u50a8\u5c42<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.gbase8.cn\/en\/8667\/#35_%E5%90%91%E9%87%8F%E5%8C%96%E6%89%A7%E8%A1%8C%E5%99%A8\" >3.5 \u5411\u91cf\u5316\u6267\u884c\u5668<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/www.gbase8.cn\/en\/8667\/#%E5%9B%9B_%E6%9E%81%E9%80%9F_OLAP_%E6%95%B0%E6%8D%AE%E5%BA%93%EF%BC%9A%E8%B5%84%E6%BA%90%E4%BD%BF%E7%94%A8\" >\u56db \u6781\u901f OLAP \u6570\u636e\u5e93\uff1a\u8d44\u6e90\u4f7f\u7528<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/www.gbase8.cn\/en\/8667\/#%E4%BA%94_%E6%9E%81%E9%80%9F_OLAP_%E6%95%B0%E6%8D%AE%E5%BA%93%EF%BC%9A%E6%89%8B%E5%8A%A8%E8%B0%83%E4%BC%98_VS_%E8%87%AA%E9%80%82%E5%BA%94_VS_AI_%E8%B0%83%E4%BC%98\" >\u4e94 \u6781\u901f OLAP \u6570\u636e\u5e93\uff1a\u624b\u52a8\u8c03\u4f18 VS \u81ea\u9002\u5e94 VS AI \u8c03\u4f18<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/www.gbase8.cn\/en\/8667\/#%E5%85%AD_%E6%9E%81%E9%80%9F_OLAP_%E6%95%B0%E6%8D%AE%E5%BA%93%EF%BC%9A%E6%9E%B6%E6%9E%84_VS_%E7%BB%86%E8%8A%82\" >\u516d \u6781\u901f OLAP \u6570\u636e\u5e93\uff1a\u67b6\u6784 VS \u7ec6\u8282<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/www.gbase8.cn\/en\/8667\/#%E7%BB%93%E8%AF%AD\" >\u7ed3\u8bed<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\" id=\"\u4e00-\u6781\u901f-olap-\u6570\u636e\u5e93\uff1a\u9884\u8ba1\u7b97-vs-\u73b0\u573a\u8ba1\u7b97\"><span class=\"ez-toc-section\" id=\"%E4%B8%80_%E6%9E%81%E9%80%9F_OLAP_%E6%95%B0%E6%8D%AE%E5%BA%93%EF%BC%9A%E9%A2%84%E8%AE%A1%E7%AE%97_VS_%E7%8E%B0%E5%9C%BA%E8%AE%A1%E7%AE%97\"><\/span>\u4e00 \u6781\u901f OLAP \u6570\u636e\u5e93\uff1a\u9884\u8ba1\u7b97 VS \u73b0\u573a\u8ba1\u7b97<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/blog.bcmeng.com\/post\/media\/16404977814611\/16404998309202.jpg\" alt=\"-w1748\"\/><\/figure>\n\n\n\n<p>\u6570\u636e\u5e93\u672c\u8d28\u4e0a\u6765\u8bb2\uff0c\u5c31\u662f\u5728\u505a\u4e24\u4ef6\u4e8b\u60c5\uff1a&nbsp;<strong>\u6570\u636e\u7684\u5b58\u50a8<\/strong>&nbsp;\u548c&nbsp;<strong>\u6570\u636e\u7684\u67e5\u8be2<\/strong>\uff0c\u5f53\u6570\u636e\u5199\u5165\u6570\u636e\u5e93\uff0c\u6570\u636e\u5e93\u4fdd\u8bc1\u6570\u636e\u4e0d\u4f1a\u4e22\uff0c\u5f53\u6211\u4eec\u9700\u8981\u67e5\u8be2\u6216\u8005\u5206\u6790\u6570\u636e\u65f6\uff0c\u6570\u636e\u5e93\u53ef\u4ee5\u5feb\u901f\uff0c\u6b63\u786e\u5730\u8fd4\u56de\u6211\u4eec\u60f3\u8981\u7684\u6570\u636e\u3002 \u5982\u4e0a\u56fe\u6240\u793a\uff0c\u5728\u6570\u636e\u5e93\u73b0\u573a\u8ba1\u7b97\u80fd\u529b\u4e0d\u53d8\u7684\u60c5\u51b5\uff0c\u8981\u63d0\u5347\u67e5\u8be2\u6027\u80fd\uff0c\u6211\u4eec\u5c31\u6709\u4e24\u79cd\u5927\u7684\u624b\u6bb5\uff1a1\uff0c\u5728\u6570\u636e\u5e93\u5bfc\u5165\u8fc7\u7a0b\uff0c\u8fdb\u884c\u4e00\u4e9b\u9884\u5904\u7406\uff0c\u51cf\u5c11\u73b0\u573a\u8ba1\u7b97\u7684\u6210\u672c\uff1b 2\uff0c\u5728\u6570\u636e\u5b58\u50a8\u65f6\uff0c\u6709\u7a7a\u95f4\u6362\u65f6\u95f4\uff0c\u51cf\u5c11\u73b0\u573a\u8ba1\u7b97\u7684\u6210\u672c\u3002 \u5177\u4f53\u53ef\u4ee5\u5206\u4e3a4\u7c7b\u624b\u6bb5\uff1a<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"11-materialized-view\"><span class=\"ez-toc-section\" id=\"11_Materialized_View\"><\/span>1.1 Materialized View<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/blog.bcmeng.com\/post\/media\/16404977814611\/16405005754473.jpg\" alt=\"-w1507\"\/><\/figure>\n\n\n\n<p>\u5982\u4e0a\u56fe\u6240\u793a\uff1a\u7269\u5316\u89c6\u56fe\u5c31\u662f\u5c06\u67d0\u4e2a\u6216\u8005\u67d0\u7c7bSQL\u7684\u67e5\u8be2\u7ed3\u679c\u63d0\u524d\u8ba1\u7b97\u51fa\u6765\uff0c\u7528\u5bfc\u5165\u65f6\u5ef6\uff0c\u5b58\u50a8\u6210\u672c\u6362\u53d6\u67e5\u8be2\u65f6\u7684\u9ad8\u6027\u80fd\u3002\u7269\u5316\u89c6\u56fe\u662f OLAP \u6570\u636e\u5e93\u7684\u5e38\u89c1\u52a0\u901f\u624b\u6bb5\uff0c\u6bd4\u5982\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>StarRocks \u4e2d\u7684 \u7269\u5316\u89c6\u56fe<\/li><li>Google Mesa \u4e2d\u7684 Rollup<\/li><li>Apache Kylin \u4e2d\u7684 Cube<\/li><li>Apache Pinot \u4e2d\u7684 Star-Tree Index<\/li><li>Apache Calcite \u4e2d\u7684 Lattice<\/li><li>Dremio \u4e2d\u7684 Reflections<\/li><\/ul>\n\n\n\n<p>\u7269\u5316\u89c6\u56fe\u6280\u672f\u6d89\u53ca\u7684\u5173\u952e\u70b9\u5982\u4e0b\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>\u7269\u5316\u89c6\u56fe\u6a21\u578b\u5982\u4f55\u8868\u8fbe<\/li><li>\u5982\u4f55\u51b3\u5b9a\u5bf9\u54ea\u4e9bView \u6216\u8005 SQL \u8fdb\u884c\u7269\u5316\uff1a\u4e00\u822c\u60c5\u51b5\u4e0b\uff0c\u53ea\u9700\u8981\u5c11\u91cf\u7684\u7269\u5316\u89c6\u56fe\u5c31\u53ef\u4ee5\u52a0\u901f\u5927\u91cf\u7684\u67e5\u8be2<\/li><li>\u7269\u5316\u89c6\u56fe\u7684\u7ef4\u62a4\uff1a \u5f53 Base \u8868\u66f4\u65b0\u65f6\uff0c\u7269\u5316\u89c6\u56fe\u5982\u4f55\u8fdb\u884c\u6709\u6548\u5730\u66f4\u65b0\uff0c\u5982\u4f55\u5b9e\u73b0\u589e\u91cf\u66f4\u65b0\uff0c\u5982\u4f55\u652f\u6301\u591a\u8868\u7269\u5316\u89c6\u56fe<\/li><li>\u67e5\u8be2\u65f6\u5982\u4f55\u627e\u5230\u6700\u4f73\u7684 \u7269\u5316\u89c6\u56fe<\/li><li>\u5982\u4f55\u6839\u636e\u6700\u4f73\u7684\u7269\u5316\u89c6\u56fe\u6539\u5199\u67e5\u8be2\u8ba1\u5212<\/li><li>\u5982\u4f55\u5728\u67e5\u8be2\u6027\u80fd\uff0c\u5bfc\u5165\u901f\u5ea6\uff0c\u5b58\u50a8\u6210\u672c 3\u8005\u4e4b\u95f4\u6743\u8861\uff1aGoogel Masa\u7684\u7ee7\u4efb\u8005 \u2014\u2014\u2014\u2014 Google Napa \u5728\u8fd9\u4e00\u70b9\u7ed9\u51fa\u4e86\u5f88\u597d\u7684\u7b54\u6848<\/li><\/ul>\n\n\n\n<p>\u90a3\u4e48\u4ec0\u4e48\u65f6\u5019\u7269\u5316\u89c6\u56fe\u6280\u672f\u662f\u5fc5\u987b\u7684\u5462\uff1f<\/p>\n\n\n\n<p>\u7b54\u6848\u662f\u5f53\u4f60\u8981\u5904\u7406\u7684\u6570\u636e\u91cf\u6781\u5927\uff08\u5343\u4ebf\uff0c\u4e07\u4ebf\uff09\uff0c\u6216\u8005\u6570\u636e\u91cf\u96c6\u7fa4\u89c4\u6a21\u5f88\u5c0f\uff08\u51e0\u53f0\uff0c\u51e0\u5341\u53f0\uff09\uff0c\u6216\u67e5\u8be2\u8ba1\u7b97\u91cf\u53c8\u5f88\u5927\uff08\u51e0\u5341\u5f20\u8868Join\uff0c\u7cbe\u786e\u53bb\u91cd\uff09\uff0c\u800c\u4e14\u67e5\u8be2\u65f6\u5ef6\u8981\u6c42\u4f4e\uff0c\u57fa\u4e8e CPU \u7684\u73b0\u573a\u8ba1\u7b97\u51e0\u4e4e\u65e0\u6cd5\u6ee1\u8db3\u9700\u6c42\u7684\u65f6\u5019\uff0c\u53ef\u4ee5\u4f7f\u7528\u7269\u5316\u89c6\u56fe \uff08\u6211\u60f3\u8fd9\u4e5f\u662f Google Masa \u548c Google Napa \u90fd\u91cd\u5ea6\u4f9d\u8d56\u7269\u5316\u89c6\u56fe\u7684\u539f\u56e0\uff09\u3002\u5982\u679c\u672c\u8eab\u6570\u636e\u91cf\u4e0d\u5927\u6216\u8005\u96c6\u7fa4\u8d44\u6e90\u5145\u8db3\u6216\u8005\u67e5\u8be2\u4e0d\u662f\u7279\u522b\u590d\u6742\uff0c\u53ef\u4ee5\u8003\u8651\u76f4\u63a5\u4f9d\u9760\u73b0\u573a\u8ba1\u7b97 \uff08\u6211\u60f3\u8fd9\u4e5f\u662f\u5168\u7403 90% \u4ee5\u4e0a\u7684\u4e2d\u5c0f\u4f01\u4e1a\u4e0d\u9700\u8981\u7269\u5316\u89c6\u56fe\u7684\u539f\u56e0\uff09\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"12-\u9884\u805a\u5408\"><span class=\"ez-toc-section\" id=\"12_%E9%A2%84%E8%81%9A%E5%90%88\"><\/span>1.2 \u9884\u805a\u5408<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/blog.bcmeng.com\/post\/media\/16404977814611\/Screen%20Shot%202021-12-26%20at%203.00.01%20PM.png\" alt=\"Screen Shot 2021-12-26 at 3.00.01 PM\"\/><\/figure>\n\n\n\n<p>OLAP \u7cfb\u7edf\u4e2d\u90fd\u4f1a\u533a\u5206\u7ef4\u5ea6\u5217\u548c\u6307\u6807\u5217\uff0c\u6240\u8c13\u9884\u805a\u5408\uff0c\u5c31\u662f\u5728\u5bfc\u5165\u65f6\uff0c\u628a\u76f8\u540c\u7ef4\u5ea6\u5217\u7684\u6570\u636e\u4ece\u591a\u884c\u805a\u5408\u6210\u4e00\u884c\uff0c\u7ef4\u5ea6\u5217\u503c\u4e0d\u53d8\uff0c\u6307\u6807\u5217\u6839\u636e\u5173\u8054\u7684\u805a\u5408\u51fd\u6570\u8fdb\u884c\u805a\u5408\uff0c\u8fd9\u6837\u539f\u59cb1\u4ebf\u884c\u6570\u636e\uff0c\u9884\u805a\u5408\u540e\u53ef\u80fd\u53ea\u6709\u51e0\u767e\u4e07\u884c\uff0c\u73b0\u573a\u8ba1\u7b97\u5904\u7406\u51e0\u767e\u4e07\u6570\u636e\u663e\u7136\u4f1a\u6bd4\u5904\u74061\u4e00\u884c\u6570\u636e\u5feb\u5f88\u591a<\/p>\n\n\n\n<p>\u9884\u805a\u5408\u4e5f\u662f OLAP \u6570\u636e\u5e93\u7684\u5e38\u89c1\u52a0\u901f\u624b\u6bb5\uff0c\u6bd4\u5982\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>StarRocks \u4e2d\u7684\u805a\u5408\u6a21\u578b<\/li><li>Apache Druid \u4e2d\u7684\u805a\u5408\u6a21\u578b<\/li><\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"13-\u7d22\u5f15\"><span class=\"ez-toc-section\" id=\"13_%E7%B4%A2%E5%BC%95\"><\/span>1.3 \u7d22\u5f15<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/blog.bcmeng.com\/post\/media\/16404977814611\/starrocks-index.png\" alt=\"starrocks-index\"\/><\/figure>\n\n\n\n<p>\u5728&nbsp;<a href=\"https:\/\/blog.bcmeng.com\/post\/lsm-tree-vs-b-tree.html\">\u6570\u636e\u5e93\u4ece0\u52300.1 (\u4e00)\uff1a LSM-Tree VS B-Tree<\/a>&nbsp;\u4e00\u6587\u4e2d\uff0c\u6211\u89e3\u91ca\u4e86\u7d22\u5f15\u7684\u6982\u5ff5\uff0c\u6240\u8c13\u7d22\u5f15\uff0c\u5c31\u662f\u539f\u59cb\u6570\u636e\u4e4b\u5916\u7684\u5143\u6570\u636e\u6216\u8005\u6570\u636e\u7ed3\u6784\uff0c\u7528\u6765\u52a0\u901f\u67e5\u627e\u539f\u59cb\u6570\u636e\u4e2d\u7684\u67d0\u4e2a\u503c\uff0c\u6216\u8005\u67d0\u4e2a\u503c\u7684\u504f\u79fb\u91cf\u3002\u7d22\u5f15\u4e00\u822c\u5206\u4e3a\u8f7b\u91cf\u7ea7\u7d22\u5f15\u548c\u91cd\u91cf\u7ea7\u7d22\u5f15\u3002 \u8f7b\u91cf\u7ea7\u7d22\u5f15\u5305\u62ec ZoneMap \u7d22\u5f15\uff08Max, Min, Has null\uff09\u7b49\uff0c\u524d\u7f00\u7d22\u5f15\uff0c\u91cd\u91cf\u7ea7\u7d22\u5f15\u5305\u62ec SkipList \u7d22\u5f15\uff0cB-Tree \u5bb6\u65cf \u7d22\u5f15\uff0cHash \u7d22\u5f15\uff0cBitmap \u7d22\u5f15\uff0c Bloom Filter \u7d22\u5f15\u7b49\uff0c\u7d22\u5f15\u7684\u5177\u4f53\u6280\u672f\u7ec6\u8282\u672c\u6587\u4e0d\u5c55\u5f00\u8ba8\u8bba\uff0c\u7d22\u5f15\u7684\u96be\u70b9\u6709\u4ee5\u4e0b\u51e0\u70b9\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>\u6570\u636e\u5e93\u5982\u4f55\u6839\u636e\u4e0d\u540c\u7684\u6570\u636e\u89c4\u6a21\uff0c\u6570\u636e\u7c7b\u578b\uff0c\u6570\u636e\u57fa\u6570\u81ea\u52a8\u9009\u62e9\u6784\u5efa\u4e0d\u540c\u7c7b\u578b\u7684\u7d22\u5f15<\/li><li>\u4e00\u6b21\u67e5\u8be2\u53ef\u4ee5\u4f7f\u7528\u591a\u79cd\u7d22\u5f15\u65f6\uff0c\u5982\u4f55\u81ea\u9002\u5e94\u7684\u9009\u62e9\u6700\u4f73\u7684\u7d22\u5f15<\/li><li>\u5199\u5165\u901f\u5ea6\uff0c\u5b58\u50a8\u6210\u672c\uff0c\u67e5\u8be2\u6027\u80fd 3\u8005\u4e4b\u95f4\u7684\u6743\u8861<\/li><\/ul>\n\n\n\n<p>\u603b\u800c\u8a00\u4e4b\uff0c\u7d22\u5f15\u7684\u610f\u4e49\u662f\u907f\u514d\u5b58\u50a8\u5c42\u8bfb\u53d6\u5927\u91cf\u65e0\u5173\u7684\u6570\u636e\uff0c\u8fdb\u800c\u52a0\u901f\u67e5\u8be2\uff0c\u662f\u6570\u636e\u5e93\u5b58\u50a8\u5c42\u5fc5\u4e0d\u53ef\u5c11\u7684\u52a0\u901f\u624b\u6bb5\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"14-cache\"><span class=\"ez-toc-section\" id=\"14_Cache\"><\/span>1.4 Cache<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Cache \u5728\u8ba1\u7b97\u673a\u4e2d\u65e0\u5904\u4e0d\u5728\uff0c\u5982\u679c\u6211\u4eec\u660e\u786e\u4e00\u4e2a\u76f8\u540c\u7684\u67e5\u8be2\u4e4b\u540e\u4f1a\u88ab\u591a\u6b21\u67e5\u8be2\u5230\uff0c\u6211\u4eec\u5c31\u53ef\u4ee5\u5bf9\u7b2c\u4e00\u6b21\u67e5\u8be2\u8fdb\u884cCache\u3002 Cache \u53ef\u4ee5\u5728\u591a\u4e2a\u5c42\u6b21\uff0c\u6bd4\u5982\u64cd\u4f5c\u7cfb\u7edf\u672c\u8eab\u7684 Page Cache\uff0c\u6570\u636e\u5e93\u5b58\u50a8\u5c42\u9488\u5bf9\u6587\u4ef6\u6216\u8005 Page, Block \u7ea7\u522b\u7684 Cache\uff0c\u6570\u636e\u5e93\u8ba1\u7b97\u5c42\u9488\u5bf9\u5206\u533a\uff0cSegment\uff0c\u7ed3\u679c\u96c6\u7684 Cache\u3002 Cache \u7684\u96be\u70b9\u5728\u4e8e\u5982\u4f55\u907f\u514d\u9891\u7e41\u6362\u5165\u6362\u51fa\uff0c\u5982\u4f55\u4fdd\u8bc1 Cache \u7684\u547d\u4e2d\u7387\uff0c\u8ba8\u8bba Cache \u7684\u6587\u7ae0\u5f88\u591a\uff0c\u672c\u6587\u5c31\u4e0d\u6df1\u5165\u5c55\u5f00\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"\u4e8c-\u6781\u901f-olap-\u6570\u636e\u5e93\uff1a\u53ef\u6269\u5c55\u6027\"><span class=\"ez-toc-section\" id=\"%E4%BA%8C_%E6%9E%81%E9%80%9F_OLAP_%E6%95%B0%E6%8D%AE%E5%BA%93%EF%BC%9A%E5%8F%AF%E6%89%A9%E5%B1%95%E6%80%A7\"><\/span>\u4e8c \u6781\u901f OLAP \u6570\u636e\u5e93\uff1a\u53ef\u6269\u5c55\u6027<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/blog.bcmeng.com\/post\/media\/16404977814611\/starrocks-scale.png\" alt=\"starrocks-scale\"\/><\/figure>\n\n\n\n<p>\u73b0\u5728\u7684\u5206\u6790\u578b\u6570\u636e\u5e93\u51e0\u4e4e\u90fd\u662f\u5206\u5e03\u5f0f\u6570\u636e\u5e93\uff0c\u800c\u6211\u4eec\u77e5\u9053\u5206\u5e03\u5f0f\u6570\u636e\u5e93\u6700\u5173\u952e\u7684\u5c31\u662f Scale \u7684\u80fd\u529b\uff0c\u4e3a\u4e86\u5b9e\u73b0\u6781\u81f4\u7684\u6027\u80fd\uff0c\u4ece Scale \u7684\u89c6\u89d2\u6765\u770b \u4e00\u4e2a\u6570\u636e\u5e93\u5fc5\u987b\u62e5\u6709\u4ee5\u4e0b\u4e09\u65b9\u9762\u7684\u80fd\u529b\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\"><li><strong>\u591a\u673a Scale \u7684\u80fd\u529b \u6216\u8005\u8bf4\u662f \u80fd\u5145\u5206\u8c03\u7528\u6574\u4e2a\u96c6\u7fa4\u8d44\u6e90\u7684\u80fd\u529b<\/strong>\uff1a \u7b80\u5355\u70b9\u8bf4\uff0c\u5c31\u662f\u67e5\u8be2\u6027\u80fd\u53ef\u4ee5\u968f\u7740\u673a\u5668\u6570\u7ebf\u6027\u6269\u5c55\u3002 \u591a\u673a Scale \u80fd\u529b\u4e3b\u8981\u770b \u5206\u5e03\u5f0f\u6267\u884c\u6846\u67b6\u662f\u4e0d\u662f\u53ef\u4ee5\u591a\u673a\u7ebf\u6027\u6269\u5c55\uff0c\u6bd4\u5982\uff1aStarRocks \u7684 MPP \u5206\u5e03\u5f0f\u6267\u884c\u6846\u67b6\u5c31\u662f\u53ef\u4ee5\u591a\u673a\u7ebf\u6027\u6269\u5c55\u7684\uff0cApache Kylin, Apache Druid, ClickHouse \u7684 Scatter-Gather \u591a\u673a\u6267\u884c\u6846\u67b6\u5c31\u662f\u65e0\u6cd5\u591a\u673a\u7ebf\u6027\u6269\u5c55\u7684\uff0c\u5177\u6709\u5355\u70b9\u74f6\u9888\uff0c\u6ca1\u6709 Shuffle \u7684\u80fd\u529b\uff0c\u6240\u4ee5\u65e0\u6cd5\u9ad8\u6548\u5b9e\u73b0\u9ad8\u57fa\u6570\u805a\u5408\uff0c\u5927\u8868Join \u7b49\u9700\u8981 Shuffle\u7684\u67e5\u8be2\u3002<\/li><li><strong>\u591a\u6838 Scale \u7684\u80fd\u529b \u6216\u8005\u8bf4 \u80fd\u5145\u5206\u8c03\u7528\u5355\u673a\u4e0a\u591a\u6838\u7684\u80fd\u529b<\/strong>\uff1a\u7b80\u5355\u70b9\u8bf4\uff0c\u5c31\u662f\u67e5\u8be2\u6027\u80fd\u53ef\u4ee5\u968f\u7740 CPU \u6838\u6570\u8fd1\u4f3c\u7ebf\u6027\u6269\u5c55\u3002 \u591a\u6838 Scale \u80fd\u529b\u4e3b\u8981\u770b\u5355\u673a\u5e76\u884c\u6267\u884c\u6846\u67b6\u662f\u4e0d\u662f\u53ef\u4ee5\u591a\u6838\u7ebf\u6027\u6269\u5c55\uff0c \u6bd4\u5982\uff1aStarRcoks \u65e7\u7684\u5e76\u884c\u6846\u67b6\u7ebf\u6027\u6269\u5c55\u80fd\u529b\u5c31\u6bd4\u8f83\u5dee\uff0cStarRcoks \u65b0\u7684 Pipeline \u5e76\u884c\u6846\u67b6\u591a\u6838\u7ebf\u6027\u6269\u5c55\u80fd\u529b\u5c31\u5f88\u5f3a\uff0c\u8fd8\u6709\u4e0d\u540c\u7b97\u5b50\u5e76\u884c\u7b97\u6cd5\u7684\u5b9e\u73b0\u65b9\u5f0f\uff0cLock \u7684\u4f18\u5316\uff0cNUMA \u53cb\u597d\u7684\u8bbe\u8ba1\uff0cCPU \u4eb2\u548c\u6027\u8c03\u5ea6, False sharing, \u5f02\u6b65\u6267\u884c\u7b49\u3002<\/li><li><strong>\u5355\u6838 CPU \u6027\u80fd\u6316\u6398\u5230\u6781\u81f4<\/strong>\uff1a\u4e3a\u4e86\u5c06 CPU \u6027\u80fd\u6316\u6398\u5230\u6781\u81f4\uff0c\u6211\u4eec\u5c31\u9700\u8981\u51cf\u5c11\u67e5\u8be2\u6267\u884c\u4f7f\u7528\u7684 CPU \u6307\u4ee4\u6570 \u548c CPI\uff0c\u5c3d\u53ef\u80fd\u89e6\u53d1 CPU SIMD \u6307\u4ee4\u4f18\u5316\uff0c\u51cf\u5c11 CPU Cache Miss\uff0c \u4e00\u822c\u6709\u5411\u91cf\u5316\u6267\u884c\u548c\u67e5\u8be2\u7f16\u8bd1\u4e24\u79cd\u624b\u6bb5\uff0cStarRocks, ClickHouse\uff0cSnowflake \u7b49\u7cfb\u7edf\u91c7\u7528\u4e86 \u5411\u91cf\u5316\u6267\u884c\u7684\u624b\u6bb5\uff0c SingleStore, Hyper, NoisePage \u7b49\u7cfb\u7edf\u91c7\u7528\u4e86\u67e5\u8be2\u7f16\u8bd1\u7684\u624b\u6bb5\u3002 \u5411\u91cf\u5316\u6267\u884c\u7ec6\u8282\u4f1a\u5728\u540e\u6587\u63d0\u5230, \u67e5\u8be2\u7f16\u8bd1\u4e4b\u540e\u4f1a\u4e13\u95e8\u5199\u4e00\u7bc7\u6587\u7ae0\u4ecb\u7ecd\u3002<\/li><\/ol>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/blog.bcmeng.com\/post\/media\/16404977814611\/starrcoks-mpp-1.png\" alt=\"starrcoks-mpp-1\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/blog.bcmeng.com\/post\/media\/16404977814611\/16405071041615.jpg\" alt=\"starrcoks-mpp-2\"\/><\/figure>\n\n\n\n<p>\u4e0a\u4e24\u5f20\u56fe\u662f StarRocks MPP \u5206\u5e03\u5f0f\u6267\u884c\u6846\u67b6\u7684\u793a\u610f\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/blog.bcmeng.com\/post\/media\/16404977814611\/16405072053920.jpg\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/blog.bcmeng.com\/post\/media\/16404977814611\/16405072193758.jpg\" alt=\"\"\/><\/figure>\n\n\n\n<p>\u4e0a\u4e24\u5f20\u56fe\u662f ClickHouse Scatter-Gather \u6267\u884c\u6846\u67b6\u7684\u793a\u610f\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/blog.bcmeng.com\/post\/media\/16404977814611\/starrcoks-parallel.png\" alt=\"starrcoks-parallel\"\/><\/figure>\n\n\n\n<p>\u4e0a\u56fe\u662f StarRocks \u65e7\u7248\u5e76\u884c\u6846\u67b6\u7684\u793a\u610f\uff0c\u6838\u5fc3\u662f\u6570\u636e\u5e76\u884c\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/blog.bcmeng.com\/post\/media\/16404977814611\/starrocks-pipeline-1.png\" alt=\"starrocks-pipeline-1\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/blog.bcmeng.com\/post\/media\/16404977814611\/starrocks-pipeline-2.png\" alt=\"starrocks-pipeline-2\"\/><\/figure>\n\n\n\n<p>\u4e0a\u4e24\u5f20\u56fe\u662f StarRocks Pipeline \u5e76\u884c\u6267\u884c\u6846\u67b6\u7684\u793a\u610f\uff0c\u6838\u5fc3\u662f\u5728 Fragment \u548c Operator \u4e4b\u95f4\u5f15\u5165\u4e86 Pipeline \u7684\u6982\u5ff5\uff0c\u5c06\u5185\u6838\u6001\u591a\u7ebf\u7a0b\u8c03\u5ea6\u53d8\u6210\u7528\u6237\u6001\u534f\u7a0b\u8c03\u5ea6\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"\u4e09-\u6781\u901f-olap-\u6570\u636e\u5e93\uff1a\u67e5\u8be2\u6570\u636e\u6d41\u5904\u7406\"><span class=\"ez-toc-section\" id=\"%E4%B8%89_%E6%9E%81%E9%80%9F_OLAP_%E6%95%B0%E6%8D%AE%E5%BA%93%EF%BC%9A%E6%9F%A5%E8%AF%A2%E6%95%B0%E6%8D%AE%E6%B5%81%E5%A4%84%E7%90%86\"><\/span>\u4e09 \u6781\u901f OLAP \u6570\u636e\u5e93\uff1a\u67e5\u8be2\u6570\u636e\u6d41\u5904\u7406<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/blog.bcmeng.com\/post\/media\/16404977814611\/sql-data-flow.png\" alt=\"sql-data-flow\"\/><\/figure>\n\n\n\n<p>\u6211\u4eec\u518d\u770b\u4e0b\uff0c\u4ece\u67e5\u8be2\u6570\u636e\u6d41\u5904\u7406\u7684\u89d2\u5ea6\uff0c\u6211\u4eec\u5982\u4f55\u6253\u9020\u4e00\u6b3e\u6781\u901f\u7684\u6570\u636e\u5e93\uff0c\u5982\u4e0a\u56fe\u6240\u793a\uff0c\u5f53\u4e00\u4e2a\u6570\u636e\u5e93\u63a5\u53d7\u5230\u4e00\u4e2a SQL \u67e5\u8be2\u65f6\uff0c\u4f1a\u4f9d\u6b21\u901a\u8fc7\u56db\u5927\u6a21\u5757\u8fdb\u884c\u5904\u7406\uff1a\u67e5\u8be2\u4f18\u5316\u5668\uff0c\u67e5\u8be2\u8c03\u5ea6\u5668\uff0c\u67e5\u8be2\u6267\u884c\u5668\uff0c\u5b58\u50a8\u5c42\uff0c\u4f9d\u6b21\u89e3\u51b3\u56db\u4e2a\u95ee\u9898\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\"><li>\u5c06 SQL \u6587\u672c\u8f6c\u6362\u6210\u4e00\u4e2a \u201c\u6700\u4f73\u7684\u201d \u5206\u5e03\u5f0f\u7269\u7406\u6267\u884c\u8ba1\u5212<\/li><li>\u5c06\u6267\u884c\u8ba1\u5212\u8c03\u5ea6\u5230\u8ba1\u7b97\u8282\u70b9<\/li><li>\u8ba1\u7b97\u8282\u70b9\u6267\u884c\u5177\u4f53\u7684\u7269\u7406\u6267\u884c\u8ba1\u5212<\/li><li>\u8ba1\u7b97\u8282\u70b9\u4ece\u5b58\u50a8\u5c42\u8bfb\u53d6\u6570\u636e<\/li><\/ol>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"31-\u67e5\u8be2\u4f18\u5316\u5668\"><span class=\"ez-toc-section\" id=\"31_%E6%9F%A5%E8%AF%A2%E4%BC%98%E5%8C%96%E5%99%A8\"><\/span>3.1 \u67e5\u8be2\u4f18\u5316\u5668<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u67e5\u8be2\u4f18\u5316\u5668\u7684\u6838\u5fc3\u4efb\u52a1\u662f\u751f\u6210\u4e00\u4e2a \u201c\u6700\u4f73\u7684\u201d\uff08\u6267\u884c Cost \u6700\u4f4e\uff09\u7684\u5206\u5e03\u5f0f\u7269\u7406\u6267\u884c\u8ba1\u5212\uff0c\u67e5\u8be2\u7684\u6570\u636e\u91cf\u8d8a\u5927\uff0c\u67e5\u8be2\u7684 SQL \u8d8a\u590d\u6742\uff0c\u67e5\u8be2\u4f18\u5316\u5668\u7684\u610f\u4e49\u8d8a\u5927\uff0c\u56e0\u4e3a\u4e0d\u540c\u7684\u7269\u5316\u6267\u884c\u8ba1\u5212\uff0c\u6267\u884c\u65f6\u95f4\u53ef\u80fd\u76f8\u5dee\u6210\u5343\u4e0a\u4e07\u500d\u3002 \u67e5\u8be2\u4f18\u5316\u5668\u5c31\u50cf\u519b\u961f\u7684\u5143\u5e05\uff0c\u4e00\u65e6\u51b3\u7b56\u9519\u4e86\uff0c\u5e95\u4e0b\u7684\u5c06\u519b\u548c\u58eb\u5175\u6218\u6597\u529b\u518d\u5f3a\u4e5f\u6ce8\u5b9a\u5931\u8d25\u3002&nbsp;<strong>\u6240\u4ee5\u4e00\u4e2a OLAP \u6570\u636e\u60f3\u8981\u5728\u590d\u6742\u67e5\u8be2\u4e0b\u5b9e\u73b0\u9ad8\u6027\u80fd\uff0c\u5fc5\u987b\u62e5\u6709\u4e00\u4e2a\u6210\u719f\uff0c\u9ad8\u6548\u7684\u4f18\u5316\u5668\u3002<\/strong>&nbsp;\u6b63\u5f0f\u56e0\u4e3a\u67e5\u8be2\u4f18\u5316\u5668\u5982\u6b64\u91cd\u8981\uff0cStarRocks \u9009\u62e9\u4e86\u4ece\u96f6\u81ea\u7814\u4e00\u4e2a CBO \u4f18\u5316\u5668\uff0cStarRocks \u7684\u4f18\u5316\u5668\u4e3b\u8981\u57fa\u4e8e Cascades \u548c ORCA \u8bba\u6587\u5b9e\u73b0\uff0c\u5e76\u7ed3\u5408 StarRocks \u6267\u884c\u5668\u548c\u8c03\u5ea6\u5668\u8fdb\u884c\u4e86\u6df1\u5ea6\u5b9a\u5236\uff0c\u4f18\u5316\u548c\u521b\u65b0\u3002\u5b8c\u6574\u652f\u6301\u4e86 TPC-DS 99 \u6761SQL\uff0c\u5b9e\u73b0\u4e86\u516c\u5171\u8868\u8fbe\u5f0f\u590d\u7528\uff0c\u76f8\u5173\u5b50\u67e5\u8be2\u91cd\u5199\uff0cLateral Join\uff0c CTE \u590d\u7528\uff0cJoin Rorder\uff0cJoin \u5206\u5e03\u5f0f\u6267\u884c\u7b56\u7565\u9009\u62e9\uff0cGlobal Runtime Filter \u4e0b\u63a8\uff0c\u4f4e\u57fa\u6570\u5b57\u5178\u4f18\u5316\u7b49\u91cd\u8981\u529f\u80fd\u548c\u4f18\u5316\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"32-\u67e5\u8be2\u8c03\u5ea6\u5668\"><span class=\"ez-toc-section\" id=\"32_%E6%9F%A5%E8%AF%A2%E8%B0%83%E5%BA%A6%E5%99%A8\"><\/span>3.2 \u67e5\u8be2\u8c03\u5ea6\u5668<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u4e3a\u4e86\u80fd\u5145\u5206\u5229\u7528\u591a\u673a\u7684\u8d44\u6e90\uff0c\u9664\u4e86 MPP \u591a\u673a\u5e76\u884c\u6267\u884c\u6846\u67b6\u5916\uff0c\u67e5\u8be2\u8c03\u5ea6\u5668\u4e5f\u5fc5\u987b\u80fd\u5747\u8861\u591a\u673a\u4e0a\u7684\u8d1f\u8f7d\uff0c\u5c3d\u53ef\u80fd\u907f\u514d\u70ed\u70b9\u7684\u51fa\u73b0\uff1b \u4e3a\u4e86\u80fd\u5145\u5206\u5229\u7528\u591a\u6838\u7684\u8d44\u6e90\uff0cPipeline \u5e76\u884c\u6267\u884c\u6846\u67b6\uff0c\u5728\u591a\u6838\u8c03\u5ea6\u65f6\u4e5f\u9700\u8981\u8003\u8651\u591a\u6838\u4e0a\u8d1f\u8f7d\u7684\u5747\u8861\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"33-\u67e5\u8be2\u6267\u884c\u5668\"><span class=\"ez-toc-section\" id=\"33_%E6%9F%A5%E8%AF%A2%E6%89%A7%E8%A1%8C%E5%99%A8\"><\/span>3.3 \u67e5\u8be2\u6267\u884c\u5668<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u67e5\u8be2\u6267\u884c\u5668\u5355\u6838\u60f3\u8981\u5b9e\u73b0\u6781\u81f4\u7684\u67e5\u8be2\u6027\u80fd\uff0c\u9700\u8981\u6ee1\u8db3\u4e24\u70b9\uff1a 1 \u5904\u7406\u7684\u6570\u636e\u5c3d\u53ef\u80fd\u5c11\u4e14\u5c3d\u53ef\u80fd\u5feb\uff1b 2 \u7f51\u7edc\u4f20\u8f93\u7684\u6570\u636e\u5c3d\u53ef\u80fd\u5c11\u4e14\u5c3d\u53ef\u80fd\u5feb\u3002\u67e5\u8be2\u6267\u884c\u5668\u5904\u7406\u6570\u636e\u91cf\u7684\u591a\u548c\u5c11\u5b8c\u5168\u7531\u67e5\u8be2\u4f18\u5316\u5668\u51b3\u5b9a\uff0c\u67e5\u8be2\u6267\u884c\u5668\u672c\u8eab\u51e0\u4e4e\u65e0\u6cd5\u51b3\u5b9a\uff1b\u67e5\u8be2\u6267\u884c\u5668\u5904\u7406\u6570\u636e\u5982\u4f55\u5c3d\u53ef\u80fd\u5feb\uff0c\u5c31\u662f\u5411\u91cf\u5316\u6267\u884c\u5668\u7684\u6267\u884c\uff0c\u6211\u4eec\u5728\u4e0b\u4e00\u5c0f\u8282\u5355\u72ec\u8bb2\u3002 \u7f51\u7edc\u4f20\u8f93\u65f6\u6570\u636e\u5982\u4f55\u5c3d\u53ef\u80fd\u5c11\uff0c\u5c3d\u53ef\u80fd\u5feb\uff0c\u5982\u4e0b\u56fe\u6240\u793a\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/blog.bcmeng.com\/post\/media\/16404977814611\/starrcoks-network-fast.png\" alt=\"starrcoks-network-fast\"\/><\/figure>\n\n\n\n<ul class=\"wp-block-list\"><li>\u6309\u5217 Shuffle: \u5411\u91cf\u5316\u5f15\u64ce\u4e2d\u6309\u5217\u5904\u7406\u66f4\u52a0\u9ad8\u6548<\/li><li>\u6309\u5217 \u538b\u7f29<\/li><li>Join \u5206\u5e03\u5f0f\u6267\u884c\u65f6\u5c3d\u53ef\u80fd\u907f\u514d\u7f51\u7edc\u4f20\u8f93\uff1a\u4e3b\u8981\u7531\u67e5\u8be2\u4f18\u5316\u5668\u548c\u67e5\u8be2\u8c03\u5ea6\u5668\u5408\u4f5c\u5b8c\u6210<\/li><li>Global Runtime Filter: StarRocks \u5b9e\u73b0\u7684 Global Runtime Filter \u5728\u5982\u4f55\u51cf\u5c11\u7f51\u7edc\u4f20\u8f93\u4e0a\u505a\u4e86\u5f88\u591a\u4f18\u5316\uff0c\u8fd9\u4e2a\u529f\u80fd\u4e4b\u540e\u6211\u53f8\u4f1a\u5b89\u6392\u4e13\u95e8\u7684\u5206\u4eab\u4ecb\u7ecd<\/li><li>Operations On Encoded Data: \u4e3b\u8981\u662f\u9488\u5bf9\u6709\u5b57\u5178\u7f16\u7801\u7684\u4f4e\u57fa\u6570\u5b57\u7b26\u4e32\u8fdb\u884c\u7684\u4f18\u5316\uff0cStarRocks\u7684\u521b\u65b0\u4e4b\u5904\u5728\u4e8e\uff0c\u5728\u652f\u6301\u6570\u636e\u81ea\u52a8 Balance \u7684\u5206\u5e03\u5f0f\u67b6\u6784\u4e0b\uff0c\u5b9e\u73b0\u4e86\u5168\u5c40\u5b57\u5178\u7684\u7ef4\u62a4\uff0c\u5e76\u7ed3\u5408 CBO \u4f18\u5316\u5668\uff0c\u5bf9\u5305\u542b\u4f4e\u57fa\u6570\u5b57\u7b26\u4e32\u7684\u67e5\u8be2\u8fdb\u884c\u4e86\u5168\u9762\u52a0\u901f\uff0c\u8fd9\u4e2a\u5927\u529f\u80fd\u4e4b\u540e\u6211\u53f8\u4e5f\u4f1a\u5b89\u6392\u4e13\u95e8\u7684\u5206\u4eab\u4ecb\u7ecd\u3002 \u8fd9\u91cc\u6211\u7b80\u5355\u4ecb\u7ecd\u4e0b\uff0c\u5bf9\u4f4e\u57fa\u6570\u5b57\u7b26\u4e32\u67e5\u8be2\u5168\u9762\u52a0\u901f\u7684\u539f\u7406\uff1a<\/li><\/ul>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/blog.bcmeng.com\/post\/media\/16404977814611\/starrocks-dict-improve.png\" alt=\"starrocks-dict-improve\"\/><\/figure>\n\n\n\n<p>\u5982\u4e0a\u56fe\u6240\u793a\uff0c\u5bf9\u4e8eSQL Group By City, Platform, \u5982\u679c City, Platform \u90fd\u662f\u4f4e\u57fa\u6570\u5b57\u7b26\u4e32\uff0c\u6211\u4eec\u5c31\u53ef\u4ee5\u5c06\u5bf9\u4e24\u4e2a\u5b57\u7b26\u4e32\u5217\u7684 Hash \u805a\u5408\u53d8\u4e3a\u9488\u5bf9\u4e24\u4e2a Int \u5217\u7684 Hash \u805a\u5408\uff0c\u8fd9\u6837\u5728 Scan, Shuffle\uff0cHash\uff0cEqual\uff0cMemcpy \u7b49\u591a\u4e2a\u91cd\u8981\u64cd\u4f5c\u4e0a\u90fd\u4f1a\u53d8\u5feb\u5f88\u591a\uff0c\u6211\u4eec\u5b9e\u6d4b\u6574\u4f53\u67e5\u8be2\u6027\u80fd\u53ef\u4ee5\u6709 3 \u500d\u7684\u63d0\u5347\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"34-\u5b58\u50a8\u5c42\"><span class=\"ez-toc-section\" id=\"34_%E5%AD%98%E5%82%A8%E5%B1%82\"><\/span>3.4 \u5b58\u50a8\u5c42<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/blog.bcmeng.com\/post\/media\/16404977814611\/starrcoks-storage-fast.png\" alt=\"starrcoks-storage-fast\"\/><\/figure>\n\n\n\n<p>\u5982\u4e0a\u56fe\u6240\u793a\uff0c\u6574\u4e2a\u67e5\u8be2\u6267\u884c\u8981\u5feb\uff0c\u5b58\u50a8\u5c42\u8fd4\u56de\u6570\u636e\u5fc5\u987b\u8981\u5feb\u3002 \u5b58\u50a8\u5feb\u7684\u6838\u5fc3\u5c31\u662f\u8bfb\u66f4\u5c11\u7684\u6570\u636e\uff0c\u4e14\u8bfb\u7684\u66f4\u5feb\u3002 \u8bfb\u66f4\u5c11\u6570\u636e\u7684\u4f18\u5316\u5305\u62ec\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>\u5206\u533a\u5206\u6876\u88c1\u526a<\/li><li>\u5217\u88c1\u526a<\/li><li>\u6309\u5217\u538b\u7f29<\/li><li>\u6839\u636e\u7d22\u5f15\u548c\u5143\u6570\u636e\u5c3d\u53ef\u80fd\u63d0\u524d\u8fc7\u6ee4\u65e0\u5173\u6570\u636e<\/li><li>\u5ef6\u8fdf\u7269\u5316<\/li><\/ul>\n\n\n\n<p>\u8bfb\u7684\u66f4\u5feb\u7684\u624b\u6bb5\u5305\u62ec\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Operations On Encoded Data<\/li><li>\u5411\u91cf\u5316\u5904\u7406<\/li><li>\u51cf\u5c11 IO \u548c Seek \u6b21\u6570<\/li><\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"35-\u5411\u91cf\u5316\u6267\u884c\u5668\"><span class=\"ez-toc-section\" id=\"35_%E5%90%91%E9%87%8F%E5%8C%96%E6%89%A7%E8%A1%8C%E5%99%A8\"><\/span>3.5 \u5411\u91cf\u5316\u6267\u884c\u5668<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/blog.bcmeng.com\/post\/media\/16404977814611\/starrcoks-vector-1.png\" alt=\"starrcoks-vector-1\"\/><\/figure>\n\n\n\n<p>\u5411\u91cf\u5316\u5728\u5b9e\u73b0\u4e0a\u4e3b\u8981\u662f\u7b97\u5b50\u548c\u8868\u8fbe\u5f0f\u7684\u5411\u91cf\u5316\uff0c\u4e0a\u56fe\u4e00\u662f\u7b97\u5b50\u5411\u91cf\u5316\u7684\u793a\u4f8b\uff0c\u4e0a\u56fe\u4e8c\u662f\u8868\u8fbe\u5f0f\u5411\u91cf\u5316\u7684\u793a\u4f8b\uff0c\u7b97\u5b50\u548c\u8868\u8fbe\u5f0f\u5411\u91cf\u5316\u6267\u884c\u7684\u6838\u5fc3\u662f<strong>\u6279\u91cf\u6309\u5217\u6267\u884c<\/strong>\uff0c\u6279\u91cf\u6267\u884c\uff0c\u76f8\u6bd4\u4e0e\u5355\u884c\u6267\u884c\uff0c\u53ef\u4ee5\u6709\u66f4\u5c11\u7684\u865a\u51fd\u6570\u8c03\u7528\uff0c\u66f4\u5c11\u7684\u5206\u652f\u5224\u65ad\uff1b\u6309\u5217\u6267\u884c\uff0c\u76f8\u6bd4\u4e8e\u6309\u884c\u6267\u884c\uff0c\u5bf9 CPU Cache \u66f4\u53cb\u597d\uff0c\u66f4\u6613\u4e8eSIMD\u4f18\u5316\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/blog.bcmeng.com\/post\/media\/16404977814611\/starrcoks-vector-2.png\" alt=\"starrcoks-vector-2\"\/><\/figure>\n\n\n\n<p>\u5982\u4e0a\u56fe\u6240\u793a\uff0c\u5411\u91cf\u5316\u6267\u884c\u5de5\u7a0b\u7684\u6311\u6218\u5305\u62ec\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>\u78c1\u76d8\uff0c\u5185\u5b58\uff0c\u7f51\u7edc\u7684\u6570\u636e\u90fd\u6309\u7167\u5217\u5f0f\u5e03\u5c40<\/li><li>\u6240\u6709\u7684\u7b97\u5b50\u90fd\u5fc5\u987b\u5411\u91cf\u5316<\/li><li>\u6240\u6709\u7684\u8868\u8fbe\u5f0f\u90fd\u5fc5\u987b\u5411\u91cf\u5316<\/li><li>\u5c3d\u53ef\u80fd\u4f7f\u7528 SIMD \u6307\u4ee4<\/li><li>\u5c3d\u53ef\u80fd\u4f18\u5316 CPU Cache<\/li><li>\u91cd\u65b0\u8bbe\u8ba1\u5185\u5b58\u7ba1\u7406\u673a\u5236<\/li><li>\u91cd\u65b0\u8bbe\u8ba1\u91cd\u8981\u7b97\u5b50\u7684\u7b97\u6cd5\u548c\u6570\u636e\u7ed3\u6784<\/li><li>\u6574\u4f53\u6027\u80fd\u8981\u63d0\u53475\u500d\uff0c\u610f\u5473\u7740\u6240\u6709\u7b97\u5b50\u548c\u8868\u8fbe\u5f0f\u6027\u80fd\u90fd\u5fc5\u987b\u63d0\u5347 5 \u500d\uff0c\u4efb\u4f55\u4e00\u4e2a\u7b97\u5b50\u548c\u8868\u8fbe\u5f0f\u6162\u4e86\uff0c\u6574\u4f53\u6027\u80fd\u5c31\u65e0\u6cd5\u63d0\u53475\u500d\u3002<\/li><\/ul>\n\n\n\n<p><strong>\u5411\u91cf\u5316\u6267\u884c\u7684\u67b6\u6784\u6ca1\u6709\u4efb\u4f55\u96be\u70b9\uff0c\u96be\u70b9\u662f\u5de5\u7a0b\u5b9e\u73b0\uff0c\u96be\u70b9\u662f\u5b9e\u73b0\u7ec6\u8282\u3002<\/strong>&nbsp;\u5411\u91cf\u5316\u6267\u884c\u7684\u76ee\u7684\u5c31\u662f\u4f18\u5316\u6027\u80fd\uff0c\u6240\u4ee5<strong>\u6574\u4e2a\u5411\u91cf\u5316\u6267\u884c\u5176\u5b9e\u662f\u4e00\u4e2a\u5de8\u5927\u7684\u6027\u80fd\u4f18\u5316\u5de5\u7a0b\u3002<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/blog.bcmeng.com\/post\/media\/16404977814611\/starrcoks-vector-3.png\" alt=\"starrcoks-vector-3\"\/><\/figure>\n\n\n\n<p>\u5982\u4e0a\u56fe\u6240\u793a\uff0cStarRocks \u5411\u91cf\u5316\u6267\u884c\u6027\u80fd\u4f18\u5316\u7684\u624b\u6bb5\u4e3b\u8981\u5305\u62ec\u4ee5\u4e0a7\u79cd\uff0c\u5176\u4e2d 2 - 7 \u4efb\u4f55\u4e00\u4e2a\u73af\u8282\u5904\u7406\u4e0d\u597d\uff0c\u90fd\u65e0\u6cd5\u5b9e\u73b0\u4e00\u4e2a\u9ad8\u6027\u80fd\u7684\u5411\u91cf\u5316\u6267\u884c\u5f15\u64ce\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"\u56db-\u6781\u901f-olap-\u6570\u636e\u5e93\uff1a\u8d44\u6e90\u4f7f\u7528\"><span class=\"ez-toc-section\" id=\"%E5%9B%9B_%E6%9E%81%E9%80%9F_OLAP_%E6%95%B0%E6%8D%AE%E5%BA%93%EF%BC%9A%E8%B5%84%E6%BA%90%E4%BD%BF%E7%94%A8\"><\/span>\u56db \u6781\u901f OLAP \u6570\u636e\u5e93\uff1a\u8d44\u6e90\u4f7f\u7528<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u6027\u80fd\u4f18\u5316\u7684\u672c\u8d28\u5c31\u662f\u4f18\u5316\u5404\u79cd\u7cfb\u7edf\u8d44\u6e90\u7684\u4f7f\u7528\uff0c\u6211\u4eec\u518d\u56de\u987e\u7b2c\u4e09\u90e8\u5206\u9488\u5bf9\u67e5\u8be2\u4f18\u5316\u7684\u5404\u79cd\u624b\u6bb5\uff0c\u5176\u5b9e\u672c\u8d28\u4e0a\u90fd\u662f\u5728\u4f18\u5316 CPU, \u5185\u5b58\uff0cIO\uff0c\u7f51\u7edc\u7b49\u7cfb\u7edf\u8d44\u6e90\u7684\u4f7f\u7528:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>\u5b58\u50a8\u5c42\u7684 Read Data Less And Fast \u5176\u5b9e\u662f\u5728\u4f18\u5316 IO \u8d44\u6e90<\/li><li>\u8ba1\u7b97\u5c42\u7684 Transfer Data Less And Fast \u5176\u5b9e\u662f\u5728\u4f18\u5316\u7f51\u7edc\u8d44\u6e90<\/li><li>\u8ba1\u7b97\u5c42\u7684 Process Data Less And Fast \u5176\u5b9e\u662f\u5728\u4f18\u5316 CPU \u548c \u5185\u5b58\u8d44\u6e90<\/li><\/ul>\n\n\n\n<p><strong>\u5982\u679c\u6211\u4eec\u89e3\u51b3\u4e00\u4e2a\u95ee\u9898\u7684\u7b97\u6cd5\u590d\u6742\u5ea6\u76f8\u540c\uff0c\u90a3\u4e48\u8c01\u7684\u5b9e\u73b0\u66f4\u4f18\uff0c\u5c31\u662f\u770b\u8c01\u505a\u7684\u65e0\u7528\u529f\u66f4\u5c11\uff0c\u4f7f\u7528\u7684\u7cfb\u7edf\u8d44\u6e90\u66f4\u5c11<\/strong>\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"\u4e94-\u6781\u901f-olap-\u6570\u636e\u5e93\uff1a\u624b\u52a8\u8c03\u4f18-vs-\u81ea\u9002\u5e94-vs-ai-\u8c03\u4f18\"><span class=\"ez-toc-section\" id=\"%E4%BA%94_%E6%9E%81%E9%80%9F_OLAP_%E6%95%B0%E6%8D%AE%E5%BA%93%EF%BC%9A%E6%89%8B%E5%8A%A8%E8%B0%83%E4%BC%98_VS_%E8%87%AA%E9%80%82%E5%BA%94_VS_AI_%E8%B0%83%E4%BC%98\"><\/span>\u4e94 \u6781\u901f OLAP \u6570\u636e\u5e93\uff1a\u624b\u52a8\u8c03\u4f18 VS \u81ea\u9002\u5e94 VS AI \u8c03\u4f18<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u56e0\u4e3a\u7528\u6237\u7684\u786c\u4ef6\u6761\u4ef6\u5404\u5f0f\u5404\u6837\uff0c\u7528\u6237\u5efa\u6a21\u65b9\u5f0f\uff0c\u4f7f\u7528\u573a\u666f\uff0c\u67e5\u8be2\u6a21\u5f0f\u65e0\u6cd5\u786e\u5b9a\uff0c\u7528\u6237\u6570\u636e\u7279\u70b9\u5343\u5dee\u4e07\u522b\uff0c\u6240\u4ee5\u4e00\u4e2a\u6570\u636e\u5e93\u7684\u4f18\u5316\u53ef\u80fd\u5728 A \u573a\u666f\u4e0b\u662f\u6b63\u5411\u7684\uff0c\u4f46\u5728 B \u573a\u666f\u4e0b\u5374\u662f\u8d1f\u5411\u7684\uff0c\u6240\u4ee5\u6570\u636e\u5e93\u5f00\u53d1\u8005\u7684\u505a\u6cd5\u4e00\u822c\u662f\u4f1a\u589e\u52a0\u5404\u79cd\u914d\u7f6e\u6216\u8005\u53d8\u91cf\uff0c\u8ba9DBA \u6216\u8005\u7528\u6237\u6709\u4e00\u5b9a\u7684\u8c03\u4f18\u7a7a\u95f4\uff0c\u540c\u4e00\u6761\u67e5\u8be2\uff0c\u5728\u4e0d\u540c\u7684\u914d\u7f6e\u4e0b\uff0c\u6027\u80fd\u53ef\u80fd\u4f1a\u6709\u51e0\u500d\u751a\u81f3\u51e0\u5341\u500d\u7684\u5dee\u8ddd\u3002<\/p>\n\n\n\n<p>\u4f46\u662f\u624b\u52a8\u8c03\u4f18\u4e0d\u4ec5\u9700\u8981\u9ad8\u6602\u7684\u4eba\u529b\u6210\u672c\uff0c\u800c\u4e14\u8c03\u4f18\u7684\u96be\u5ea6\u4e5f\u5341\u5206\u5927\uff0c\u9700\u8981\u8c03\u4f18\u8005\u5bf9\u6570\u636e\u5e93\u672c\u8eab\u7684\u539f\u7406\u548c\u4e1a\u52a1\u573a\u666f\u90fd\u6709\u6df1\u523b\u7406\u89e3\uff0c\u624d\u80fd\u8c03\u51fa\u53ef\u80fd\u7684\u6700\u4f73\u914d\u7f6e\u3002 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