{"id":5465,"date":"2021-08-02T21:03:47","date_gmt":"2021-08-02T13:03:47","guid":{"rendered":"https:\/\/damogame.cn\/wordpress\/?p=5465"},"modified":"2021-08-02T21:03:47","modified_gmt":"2021-08-02T13:03:47","slug":"%e3%80%90%e5%85%a5%e9%97%a8%e3%80%91kylin-%e5%9f%ba%e6%9c%ac%e5%8e%9f%e7%90%86%e5%8f%8a%e6%a6%82%e5%bf%b5","status":"publish","type":"post","link":"https:\/\/i007.cc\/wordpress\/archives\/5465","title":{"rendered":"\u3010\u5165\u95e8\u3011Kylin \u57fa\u672c\u539f\u7406\u53ca\u6982\u5ff5"},"content":{"rendered":"<header class=\"Post-Header\">\n<p class=\"Post-Title\"><a href=\"https:\/\/zhuanlan.zhihu.com\/p\/104466978\">\u539f\u6587\u5730\u5740<\/a><\/p>\n<p>&nbsp;<\/p>\n<div class=\"Post-Author\">\n<div class=\"AuthorInfo\">\n<div class=\"AuthorInfo\">\n<div class=\"Popover\">\n<div id=\"Popover7-toggle\" aria-haspopup=\"true\" aria-expanded=\"false\" aria-owns=\"Popover7-content\"><a class=\"UserLink-link\" href=\"https:\/\/www.zhihu.com\/people\/create17\" target=\"_blank\" rel=\"noopener\" data-za-detail-view-element_name=\"User\"><img loading=\"lazy\" decoding=\"async\" class=\"Avatar Avatar--round AuthorInfo-avatar\" src=\"https:\/\/pic2.zhimg.com\/v2-abe6a08379940c656fe65dc965ee2514_xs.jpg?source=172ae18b\" srcset=\"https:\/\/pic2.zhimg.com\/v2-abe6a08379940c656fe65dc965ee2514_l.jpg?source=172ae18b 2x\" alt=\"\u5927\u6570\u636e\u5b9e\u6218\u6f14\u7ec3\" width=\"38\" height=\"38\" \/><\/a><\/div>\n<\/div>\n<div class=\"AuthorInfo-content\">\n<div class=\"AuthorInfo-head\">\n<div class=\"Popover\">\n<div id=\"Popover8-toggle\" aria-haspopup=\"true\" aria-expanded=\"false\" aria-owns=\"Popover8-content\"><a class=\"UserLink-link\" href=\"https:\/\/www.zhihu.com\/people\/create17\" target=\"_blank\" rel=\"noopener\" data-za-detail-view-element_name=\"User\">\u5927\u6570\u636e\u5b9e\u6218\u6f14\u7ec3<\/a><\/div>\n<\/div>\n<\/div>\n<div class=\"AuthorInfo-detail\">\n<div class=\"AuthorInfo-badge\">\n<div class=\"ztext AuthorInfo-badgeText\">\u6b22\u8fce\u5173\u6ce8\u6211\u7684\u516c\u4f17\u53f7\u3010\u5927\u6570\u636e\u5b9e\u6218\u6f14\u7ec3\u3011<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><button class=\"Button FollowButton Button--primary Button--blue\" type=\"button\">\u200b\u5173\u6ce8\u4ed6<\/button><\/div>\n<div class=\"LabelContainer-wrapper\"><\/div>\n<div tabindex=\"0\" role=\"button\"><span class=\"Voters\"><button class=\"Button Button--plain\" type=\"button\">16 \u4eba\u8d5e\u540c\u4e86\u8be5\u6587\u7ae0<\/button><\/span><\/div>\n<\/header>\n<div class=\"Post-RichTextContainer\">\n<div class=\"RichText ztext Post-RichText\">\n<p>&nbsp;<\/p>\n<blockquote><p>Kylin\u7248\u672c\uff1a2.5.1<br \/>\n\u524d\u8a00<\/p><\/blockquote>\n<p>\u819c\u62dc\u5927\u795e\uff0c<code>Kylin<\/code>\u4f5c\u4e3a\u7b2c\u4e00\u4e2a\u7531\u56fd\u4eba\u4e3b\u5bfc\u5e76\u8d21\u732e\u5230<code>Apache<\/code>\u57fa\u91d1\u4f1a\u7684\u5f00\u6e90\u9879\u76ee\uff0c\u582a\u79f0\u5927\u6570\u636e\u5206\u6790\u754c\u7684\u201c<b>\u795e\u517d<\/b>\u201d\u3002\u6240\u4ee5\u6211\u4e5f\u662f\u6293\u7d27\u65f6\u95f4\u6765\u5b66\u4e60<code>Kylin<\/code>\uff0c\u611f\u53d7<code>Kylin<\/code>\u6240\u5e26\u6765\u7684\u9b45\u529b\u3002<\/p>\n<hr \/>\n<h3>\u4e00\u3001Kylin\u7b80\u4ecb<\/h3>\n<p><code>Kylin<\/code>\u7684\u51fa\u73b0\u5c31\u662f\u4e3a\u4e86\u89e3\u51b3\u5927\u6570\u636e\u7cfb\u7edf\u4e2d<code>TB<\/code>\u7ea7\u522b\u6570\u636e\u7684\u6570\u636e\u5206\u6790\u9700\u6c42\uff0c\u5b83\u63d0\u4f9b<code>Hadoop\/Spark<\/code>\u4e4b\u4e0a\u7684<code>SQL<\/code>\u67e5\u8be2\u63a5\u53e3\u53ca\u591a\u7ef4\u5206\u6790(<code>OLAP<\/code>)\u80fd\u529b\u4ee5\u652f\u6301\u8d85\u5927\u89c4\u6a21\u6570\u636e\uff0c\u5b83\u80fd\u5728\u4e9a\u79d2\u5185\u67e5\u8be2\u5de8\u5927\u7684<code>Hive<\/code>\u8868\u3002\u5176\u6838\u5fc3\u662f\u9884\u8ba1\u7b97\uff0c\u8ba1\u7b97\u7ed3\u679c\u5b58\u5728<code>HBase<\/code>\u4e2d\u3002<\/p>\n<p>\u4f5c\u4e3a\u5927\u6570\u636e\u5206\u6790\u795e\u5668\uff0c\u5b83\u4e5f\u9700\u8981\u7ad9\u5728\u5de8\u4eba\u7684\u80a9\u8180\u4e0a\uff0c\u4f9d\u8d56<code>HDFS<\/code>\u3001<code>MapReduce\/Spark<\/code>\u3001<code>Hive\/Kafka<\/code>\u3001<code>HBase<\/code>\u7b49\u670d\u52a1\u3002<\/p>\n<h3>\u4e8c\u3001Kylin\u4f18\u52bf<\/h3>\n<p><code>Kylin<\/code>\u7684\u4e3b\u8981\u4f18\u52bf\u4e3a\u4ee5\u4e0b\u51e0\u70b9\uff1a<\/p>\n<ul>\n<li>\u53ef\u6269\u5c55\u8d85\u5feb<code>OLAP<\/code>\u5f15\u64ce\uff1a<code>Kylin<\/code>\u662f\u4e3a\u51cf\u5c11\u5728<code>Hadoop\/Spark<\/code>\u4e0a\u767e\u4ebf\u89c4\u6a21\u6570\u636e\u67e5\u8be2\u5ef6\u8fdf\u800c\u8bbe\u8ba1<\/li>\n<li><code>Hadoop ANSI SQL<\/code>\u00a0\u63a5\u53e3\uff1a<code>Kylin<\/code>\u4e3a<code>Hadoop<\/code>\u63d0\u4f9b\u6807\u51c6<code>SQL<\/code>\u652f\u6301\u5927\u90e8\u5206\u67e5\u8be2\u529f\u80fd<\/li>\n<li>\u4ea4\u4e92\u5f0f\u67e5\u8be2\u80fd\u529b\uff1a\u901a\u8fc7<code>Kylin<\/code>\uff0c\u7528\u6237\u53ef\u4ee5\u4e0e<code>Hadoop<\/code>\u6570\u636e\u8fdb\u884c\u4e9a\u79d2\u7ea7\u4ea4\u4e92\uff0c\u5728\u540c\u6837\u7684\u6570\u636e\u96c6\u4e0a\u63d0\u4f9b\u6bd4<code>Hive<\/code>\u66f4\u597d\u7684\u6027\u80fd<\/li>\n<li>\u591a\u7ef4\u7acb\u65b9\u4f53\uff08<code>MOLAP Cube<\/code>\uff09\uff1a\u7528\u6237\u80fd\u591f\u5728<code>Kylin<\/code>\u91cc\u4e3a\u767e\u4ebf\u4ee5\u4e0a\u6570\u636e\u96c6\u5b9a\u4e49\u6570\u636e\u6a21\u578b\u5e76\u6784\u5efa\u7acb\u65b9\u4f53<\/li>\n<li>\u4e0e<code>BI<\/code>\u5de5\u5177\u65e0\u7f1d\u6574\u5408\uff1a<code>Kylin<\/code>\u63d0\u4f9b\u4e0eBI\u5de5\u5177\u7684\u6574\u5408\u80fd\u529b\uff0c\u5982<code>Tableau<\/code>\uff0c<code>PowerBI\/Excel<\/code>\uff0c<code>MSTR<\/code>\uff0c<code>QlikSense<\/code>\uff0c<code>Hue<\/code>\u548c<code>SuperSet<\/code><\/li>\n<li>\u5176\u5b83\u7279\u6027\uff1a<code>Job<\/code>\u7ba1\u7406\u4e0e\u76d1\u63a7\uff1b\u538b\u7f29\u4e0e\u7f16\u7801\uff1b\u589e\u91cf\u66f4\u65b0\uff1b\u5229\u7528<code>HBase Coprocessor<\/code>\uff1b\u57fa\u4e8e<code>HyperLogLog<\/code>\u7684<code>Dinstinc Count<\/code>\u8fd1\u4f3c\u7b97\u6cd5\uff1b\u53cb\u597d\u7684<code>web<\/code>\u754c\u9762\u4ee5\u7ba1\u7406\uff0c\u76d1\u63a7\u548c\u4f7f\u7528\u7acb\u65b9\u4f53\uff1b\u9879\u76ee\u53ca\u8868\u7ea7\u522b\u7684\u8bbf\u95ee\u63a7\u5236\u5b89\u5168\uff1b\u652f\u6301<code>LDAP<\/code>\u3001<code>SSO<\/code><\/li>\n<\/ul>\n<p>\u6b63\u662f\u6709\u4ee5\u4e0a<b>\u90a3\u4e48\u591a<\/b>\u7684<b>\u4f18\u52bf<\/b>\u5b58\u5728\uff0c\u4e5f\u5438\u5f15\u4e86\u5f88\u591a\u4f01\u4e1a\u4f7f\u7528<code>Kylin<\/code>\u6765\u5206\u6790\u6570\u636e\uff0c\u5982\u56fe\u6240\u793a\uff1a<\/p>\n<figure data-size=\"normal\"><img decoding=\"async\" class=\"origin_image zh-lightbox-thumb lazy\" src=\"https:\/\/pic2.zhimg.com\/80\/v2-4cbd0c68a6c0e1a5891d546d548a665d_1440w.jpg\" width=\"682\" data-caption=\"\" data-size=\"normal\" data-rawwidth=\"682\" data-rawheight=\"533\" data-original=\"https:\/\/pic2.zhimg.com\/v2-4cbd0c68a6c0e1a5891d546d548a665d_r.jpg\" data-actualsrc=\"https:\/\/pic2.zhimg.com\/v2-4cbd0c68a6c0e1a5891d546d548a665d_b.jpg\" data-lazy-status=\"ok\" \/><\/figure>\n<h3>\u4e09\u3001\u57fa\u672c\u539f\u7406<\/h3>\n<p><code>Kylin<\/code>\u7684\u6838\u5fc3\u601d\u60f3\u662f<b>\u9884\u8ba1\u7b97<\/b>\u3002<\/p>\n<p>\u7406\u8bba\u57fa\u7840\u662f\uff1a\u4ee5<b>\u7a7a\u95f4\u6362\u65f6\u95f4<\/b>\u3002\u5373<b>\u591a\u7ef4\u5206\u6790<\/b>\u53ef\u80fd\u7528\u5230\u7684\u5ea6\u91cf\u8fdb\u884c\u9884\u8ba1\u7b97\uff0c\u5c06\u8ba1\u7b97\u597d\u7684\u7ed3\u679c\u4fdd\u5b58\u6210<code>Cube<\/code>\u5e76\u5b58\u50a8\u5230<code>HBase<\/code>\u4e2d\uff0c\u4f9b\u67e5\u8be2\u65f6\u76f4\u63a5\u8bbf\u95ee\u3002<\/p>\n<p>\u5927\u81f4\u6d41\u7a0b\uff1a\u5c06\u6570\u636e\u6e90(\u6bd4\u5982<code>Hive<\/code>)\u4e2d\u7684\u6570\u636e\u6309\u7167\u6307\u5b9a\u7684\u7ef4\u5ea6\u548c\u6307\u6807\uff0c\u7531\u8ba1\u7b97\u5f15\u64ce<code>Mapreduce<\/code>\u79bb\u7ebf\u8ba1\u7b97\u51fa\u6240\u6709\u53ef\u80fd\u7684\u67e5\u8be2\u7ed3\u679c(\u5373<code>Cube<\/code>)\u5b58\u50a8\u5230<code>HBase<\/code>\u4e2d\u3002<code>HBase<\/code>\u4e2d\u6bcf\u884c\u8bb0\u5f55\u7684<code>Rowkey<\/code>\u7531<b>\u5404\u7ef4\u5ea6\u7684\u503c\u62fc\u63a5<\/b>\u800c\u6210\uff0c\u5ea6\u91cf\u4f1a\u4fdd\u5b58\u5728<code>column family<\/code>\u4e2d\u3002\u4e3a\u4e86\u51cf\u5c11\u5b58\u50a8\u4ee3\u4ef7\uff0c\u8fd9\u91cc\u4f1a\u5bf9\u7ef4\u5ea6\u548c\u5ea6\u91cf\u8fdb\u884c\u7f16\u7801\u3002\u67e5\u8be2\u9636\u6bb5\uff0c\u5229\u7528<code>HBase<\/code>\u5217\u5b58\u50a8\u7684\u7279\u6027\u5c31\u53ef\u4ee5\u4fdd\u8bc1<code>Kylin<\/code>\u6709\u826f\u597d\u7684\u5feb\u901f\u54cd\u5e94\u548c\u9ad8\u5e76\u53d1\u3002\u5982\u4e0b\u56fe\u6240\u793a\uff1a<\/p>\n<figure data-size=\"normal\"><img decoding=\"async\" class=\"origin_image zh-lightbox-thumb lazy\" src=\"https:\/\/pic3.zhimg.com\/80\/v2-3de13ae1ed8d569b774fc6903bdbd0f2_1440w.jpg\" width=\"554\" data-caption=\"\" data-size=\"normal\" data-rawwidth=\"554\" data-rawheight=\"147\" data-original=\"https:\/\/pic3.zhimg.com\/v2-3de13ae1ed8d569b774fc6903bdbd0f2_r.jpg\" data-actualsrc=\"https:\/\/pic3.zhimg.com\/v2-3de13ae1ed8d569b774fc6903bdbd0f2_b.jpg\" data-lazy-status=\"ok\" \/><\/figure>\n<h3>\u56db\u3001\u67b6\u6784<\/h3>\n<figure data-size=\"normal\"><img decoding=\"async\" class=\"origin_image zh-lightbox-thumb lazy\" src=\"https:\/\/pic1.zhimg.com\/80\/v2-d5945417752e5dec0540cef1d1e75664_1440w.jpg\" width=\"958\" data-caption=\"\" data-size=\"normal\" data-rawwidth=\"958\" data-rawheight=\"478\" data-original=\"https:\/\/pic1.zhimg.com\/v2-d5945417752e5dec0540cef1d1e75664_r.jpg\" data-actualsrc=\"https:\/\/pic1.zhimg.com\/v2-d5945417752e5dec0540cef1d1e75664_b.jpg\" data-lazy-status=\"ok\" \/><\/figure>\n<figure data-size=\"normal\"><img decoding=\"async\" class=\"origin_image zh-lightbox-thumb lazy\" src=\"https:\/\/pic4.zhimg.com\/80\/v2-6c5ae03329356958c0807860eba8e0eb_1440w.jpg\" width=\"554\" data-caption=\"\" data-size=\"normal\" data-rawwidth=\"554\" data-rawheight=\"275\" data-original=\"https:\/\/pic4.zhimg.com\/v2-6c5ae03329356958c0807860eba8e0eb_r.jpg\" data-actualsrc=\"https:\/\/pic4.zhimg.com\/v2-6c5ae03329356958c0807860eba8e0eb_b.jpg\" data-lazy-status=\"ok\" \/><\/figure>\n<p>\u5982\u4e0a\u56fe\u6240\u793a\uff0c<code>Kylin<\/code>\u5728\u67b6\u6784\u8bbe\u8ba1\u4e0a\uff0c\u53ef\u5927\u4f53\u5206\u4e3a\u56db\u4e2a\u90e8\u5206\uff1a<b>\u6570\u636e\u6e90<\/b>\uff0c<b>\u6784\u5efaCube\u7684\u8ba1\u7b97\u5f15\u64ce<\/b>\uff0c<b>\u5b58\u50a8\u5f15\u64ce<\/b>\uff0c<b>\u5bf9\u5916\u67e5\u8be2\u63a5\u53e3<\/b>\u3002<\/p>\n<p>\u5176\u4e2d\u6570\u636e\u6e90\u4e3b\u8981\u662f<code>Hive<\/code>\u3001<code>Kafka<\/code>\uff1b\u8ba1\u7b97\u6846\u67b6\u9ed8\u8ba4\u4e3a<code>MapReduce<\/code>\uff0c\u4e5f\u652f\u6301<code>Spark<\/code>\uff1b\u7ed3\u679c\u5b58\u50a8\u5728<code>HBase<\/code>\u4e2d\uff1b\u5bf9\u5916\u67e5\u8be2\u63a5\u53e3\u652f\u6301<code>REST API<\/code>\u3001<code>JDBC<\/code>\u3001<code>ODBC<\/code>\u3002<\/p>\n<p>\u6784\u5efa<code>Cube<\/code>\u7684\u8ba1\u7b97\u5f15\u64ce\u6a21\u5757\u5982\u4e0b\uff1a<\/p>\n<h3>1. REST Server<\/h3>\n<p><code>REST Server<\/code>\u662f\u4e00\u5957\u9762\u5411\u5e94\u7528\u7a0b\u5e8f\u5f00\u53d1\u7684\u5165\u53e3\u70b9\uff0c\u65e8\u5728\u5b9e\u73b0\u9488\u5bf9<code>Kylin<\/code>\u5e73\u53f0\u7684\u5e94\u7528\u5f00\u53d1\u5de5\u4f5c\u3002\u6b64\u7c7b\u5e94\u7528\u7a0b\u5e8f\u53ef\u4ee5\u63d0\u4f9b\u67e5\u8be2\u3001\u83b7\u53d6\u7ed3\u679c\u3001\u89e6\u53d1<code>cube<\/code>\u6784\u5efa\u4efb\u52a1\u3001\u83b7\u53d6\u5143\u6570\u636e\u4ee5\u53ca\u83b7\u53d6\u7528\u6237\u6743\u9650\u7b49\u7b49\u3002\u53e6\u5916\u53ef\u4ee5\u901a\u8fc7<code>Restful<\/code>\u63a5\u53e3\u5b9e\u73b0<code>SQL<\/code>\u67e5\u8be2\u3002<\/p>\n<h3>2. \u67e5\u8be2\u5f15\u64ce(Query Engine)<\/h3>\n<p>\u5f53<code>cube<\/code>\u51c6\u5907\u5c31\u7eea\u540e\uff0c\u67e5\u8be2\u5f15\u64ce\u5c31\u80fd\u591f\u83b7\u53d6\u5e76\u89e3\u6790\u7528\u6237\u67e5\u8be2\u3002\u5b83\u968f\u540e\u4f1a\u4e0e\u7cfb\u7edf\u4e2d\u7684\u5176\u4ed6\u7ec4\u4ef6\u8fdb\u884c\u4ea4\u4e92\uff0c\u4ece\u800c\u5411\u7528\u6237\u8fd4\u56de\u5bf9\u5e94\u7684\u7ed3\u679c\u3002<\/p>\n<h3>3. Routing<\/h3>\n<p>\u8d1f\u8d23\u5c06\u89e3\u6790\u7684<code>SQL<\/code>\u751f\u6210\u7684\u6267\u884c\u8ba1\u5212\u8f6c\u6362\u6210<code>cube<\/code>\u7f13\u5b58\u7684\u67e5\u8be2\uff0c<code>cube<\/code>\u662f\u901a\u8fc7\u9884\u8ba1\u7b97\u7f13\u5b58\u5728<code>HBase<\/code>\u4e2d\uff0c\u8fd9\u90e8\u5206\u67e5\u8be2\u53ef\u4ee5\u5728\u79d2\u7ea7\u751a\u81f3\u6beb\u79d2\u7ea7\u5b8c\u6210\uff0c\u8fd8\u6709\u4e00\u4e9b\u64cd\u4f5c\u4f7f\u7528\u8fc7\u7684\u539f\u59cb\u6570\u636e(\u5b58\u50a8\u5728<code>Hadoop<\/code>\u7684<code>hdfs<\/code>\u4e2d\u901a\u8fc7<code>hive<\/code>\u67e5\u8be2)\uff0c\u8fd9\u90e8\u5206\u67e5\u8be2\u5ef6\u8fdf\u8f83\u9ad8\u3002<\/p>\n<h3>4. \u5143\u6570\u636e\u7ba1\u7406\u5de5\u5177(Metadata Manager)<\/h3>\n<p><code>Kylin<\/code>\u662f\u4e00\u6b3e\u5143\u6570\u636e\u9a71\u52a8\u578b\u5e94\u7528\u7a0b\u5e8f\u3002\u5143\u6570\u636e\u7ba1\u7406\u5de5\u5177\u662f\u4e00\u5927\u5173\u952e\u6027\u7ec4\u4ef6\uff0c\u7528\u4e8e\u5bf9\u4fdd\u5b58\u5728<code>Kylin<\/code>\u5f53\u4e2d\u7684\u6240\u6709\u5143\u6570\u636e\u8fdb\u884c\u7ba1\u7406\uff0c\u5176\u4e2d\u5305\u62ec\u6700\u4e3a\u91cd\u8981\u7684<code>cube<\/code>\u5143\u6570\u636e\uff0c\u5176\u5b83\u5168\u90e8\u7ec4\u5efa\u7684\u6b63\u5e38\u8fd0\u4f5c\u90fd\u9700\u4ee5\u5143\u6570\u636e\u7ba1\u7406\u5de5\u5177\u4e3a\u57fa\u7840\uff0c\u5305\u62ec<code>cube<\/code>\u7684\u5b9a\u4e49\u3001\u661f\u72b6\u6a21\u578b\u7684\u5b9a\u4e49\u3001<code>job<\/code>\u7684\u4fe1\u606f\u3001<code>job<\/code>\u7684\u8f93\u51fa\u4fe1\u606f\u3001\u7ef4\u5ea6\u7684<code>directory<\/code>\u4fe1\u606f\u7b49\u7b49\uff0c<code>Kylin<\/code>\u7684\u5143\u6570\u636e\u548c<code>cube<\/code>\u90fd\u5b58\u50a8\u5728<code>HBase<\/code>\u4e2d\u3002<\/p>\n<h3>5. \u4efb\u52a1\u5f15\u64ce(Cube Build Engine)<\/h3>\n<p>\u8fd9\u5957\u5f15\u64ce\u7684\u8bbe\u8ba1\u76ee\u7684\u5728\u4e8e\u5904\u7406\u6240\u6709\u79bb\u7ebf\u4efb\u52a1\uff0c\u5176\u4e2d\u5305\u62ec<code>shell<\/code>\u811a\u672c\u3001<code>Java API<\/code>\u4ee5\u53ca<code>MapReduce<\/code>\u4efb\u52a1\u7b49\u7b49\u3002\u4efb\u52a1\u5f15\u64ce\u5bf9<code>Kylin<\/code>\u5f53\u4e2d\u7684\u5168\u90e8\u4efb\u52a1\u52a0\u4ee5\u7ba1\u7406\u4e0e\u534f\u8c03\uff0c\u4ece\u800c\u786e\u4fdd\u6bcf\u4e00\u9879\u4efb\u52a1\u90fd\u80fd\u5f97\u5230\u5207\u5b9e\u6267\u884c\u5e76\u89e3\u51b3\u671f\u95f4\u51fa\u73b0\u7684\u969c\u788d\u3002<\/p>\n<h3>6. \u5b58\u50a8\u5f15\u64ce(Storage Engine)<\/h3>\n<p>\u8fd9\u5957\u5f15\u64ce\u8d1f\u8d23\u7ba1\u7406\u5e95\u5c42\u5b58\u50a8\uff0c\u7279\u522b\u662f<code>cuboid<\/code>\uff0c\u5176\u4ee5\u952e\u503c\u5bf9\u7684\u5f62\u5f0f\u8fdb\u884c\u4fdd\u5b58\u3002\u5b58\u50a8\u5f15\u64ce\u4f7f\u7528\u7684\u662f<code>HBase<\/code>\uff0c\u8fd9\u662f\u76ee\u524d<code>Hadoop<\/code>\u751f\u6001\u7cfb\u7edf\u5f53\u4e2d\u6700\u7406\u60f3\u7684\u952e\u503c\u7cfb\u7edf\u4f7f\u7528\u65b9\u6848\u3002<code>Kylin<\/code>\u8fd8\u80fd\u591f\u901a\u8fc7\u6269\u5c55\u5b9e\u73b0\u5bf9\u5176\u5b83\u952e\u503c\u7cfb\u7edf\u7684\u652f\u6301\uff0c\u4f8b\u5982<code>Redis<\/code>\u3002<\/p>\n<h3>\u4e94\u3001\u57fa\u672c\u6982\u5ff5<\/h3>\n<h3>1. Table(\u8868)<\/h3>\n<p>\u8868\u5b9a\u4e49\u5728<code>Hive<\/code>\u4e2d\uff0c\u662f<code>Data cube<\/code>\u00a0(\u6570\u636e\u7acb\u65b9\u4f53)\u7684\u6570\u636e\u6e90\uff0c\u5728<code>build cube<\/code>\u4e4b\u524d\uff0c<code>Hive<\/code>\u8868\u5fc5\u987b\u540c\u6b65\u5728<code>Kylin<\/code>\u4e2d\u3002<\/p>\n<h3>2. Model(\u6a21\u578b)<\/h3>\n<p>\u7528\u6765\u5b9a\u4e49\u4e00\u4e2a<code>Fact Table<\/code>(\u4e8b\u5b9e\u8868)\u548c\u591a\u4e2a<code>Lookup Table<\/code>(\u67e5\u627e\u8868)\uff0c\u53ca\u6240\u5305\u542b\u7684<code>dimension<\/code>(\u7ef4\u5ea6)\u5217\u3001<code>Messures<\/code>(\u5ea6\u91cf)\u5217\u3001<code>partition<\/code>(\u5206\u533a)\u5217\u548c<code>date<\/code>(\u65e5\u671f)\u683c\u5f0f<\/p>\n<h3>3. Cube(\u7acb\u65b9\u4f53)<\/h3>\n<p>\u5b83\u5b9a\u4e49\u4e86\u4f7f\u7528\u7684\u6a21\u578b\u3001\u6a21\u578b\u4e2d\u7684\u8868\u7684\u7ef4\u5ea6\uff08<code>dimensions<\/code>\uff09\u3001\u5ea6\u91cf\uff08<code>messures<\/code>\uff09\u3001\u5982\u4f55\u5bf9\u6bb5\u5206\u533a\uff08\u00a0<code>segments partitions<\/code>\uff09\u3001\u5408\u5e76\u6bb5\uff08<code>segments auto-merge<\/code>\uff09\u7b49\u7684\u89c4\u5219\u3002<\/p>\n<h3>4. Cube Segments(\u7acb\u65b9\u4f53\u6bb5)<\/h3>\n<p>\u5b83\u662f\u7acb\u65b9\u4f53\u6784\u5efa(<code>build<\/code>)\u540e\u7684\u6570\u636e\u8f7d\u4f53\uff0c\u4e00\u4e2a<code>segment<\/code>\u6620\u5c04<code>HBase<\/code>\u4e2d\u7684\u4e00\u5f20\u8868\u3002<code>Cube<\/code>\u5b9e\u4f8b\u6784\u5efa\u540e\uff0c\u4f1a\u4ea7\u751f\u4e00\u4e2a\u65b0\u7684<code>Segment<\/code>\u3002\u4e00\u65e6\u67d0\u4e2a\u5df2\u7ecf\u6784\u5efa\u7684<code>Cube<\/code>\u7684\u539f\u59cb\u6570\u636e\u53d1\u751f\u53d8\u5316\uff0c\u53ea\u9700\u8981\u5237\u65b0(<code>fresh<\/code>)\u53d8\u5316\u7684\u65f6\u95f4\u6bb5\u6240\u5173\u8054\u7684<code>segment<\/code>\u5373\u53ef\u3002<\/p>\n<h3>5. dimension (\u7ef4\u5ea6)<\/h3>\n<p>\u7ef4\u5ea6\u53ef\u4ee5\u7b80\u5355\u7406\u89e3\u4e3a\u89c2\u5bdf\u6570\u636e\u7684\u89d2\u5ea6\uff0c\u4e00\u822c\u662f\u4e00\u7ec4\u79bb\u6563\u7684\u503c\u3002<\/p>\n<h3>6. Cardinality (\u7ef4\u5ea6\u7684\u57fa\u6570)<\/h3>\n<p>\u6307\u7684\u662f\u8be5\u7ef4\u5ea6\u5728\u6570\u636e\u96c6\u4e2d\u51fa\u73b0\u7684\u4e0d\u540c\u503c\u7684\u4e2a\u6570\u3002\u6bd4\u5982\u201c\u57ce\u5e02\u201d\u662f\u4e00\u4e2a\u7ef4\u5ea6\uff0c\u5982\u679c\u8be5\u7ef4\u5ea6\u4e0b\u6709<code>2000<\/code>\u4e2a\u4e0d\u540c\u7684\u503c\uff0c\u90a3\u4e48\u8be5\u7ef4\u5ea6\u7684\u57fa\u6570\u5c31\u662f<code>2000<\/code>\u3002\u901a\u5e38\u4e00\u4e2a\u7ef4\u5ea6\u7684\u57fa\u6570\u4f1a\u4ece\u51e0\u5341\u5230\u51e0\u4e07\u4e2a\u4e0d\u7b49\uff0c\u4e2a\u522b\u7ef4\u5ea6\u5982<code>id<\/code>\u7684\u57fa\u6570\u4f1a\u8d85\u8fc7\u767e\u4e07\u751a\u81f3\u5343\u4e07\u3002<\/p>\n<p>\u57fa\u6570\u8d85\u8fc7\u4e00\u767e\u4e07\u7684\u7ef4\u5ea6\u901a\u5e38\u88ab\u79f0\u4e3a\u8d85\u9ad8\u57fa\u6570\u7ef4\u5ea6(<code>Ultra High Cardinality, UHC<\/code>)\uff0c\u9700\u8981\u5f15\u8d77\u8bbe\u8ba1\u8005\u7684\u6ce8\u610f\u3002<\/p>\n<p><b>\u53cb\u60c5\u63d0\u793a\uff1a<\/b><\/p>\n<p><code>Cube<\/code>\u4e2d\u6240\u6709\u7ef4\u5ea6\u7684\u57fa\u6570\u90fd\u53ef\u4ee5\u4f53\u73b0\u51fa<code>Cube<\/code>\u7684\u590d\u6742\u5ea6\uff0c\u5982\u679c\u4e00\u4e2a<code>Cube<\/code>\u4e2d\u6709\u597d\u51e0\u4e2a\u8d85\u9ad8\u57fa\u6570\u7ef4\u5ea6\uff0c\u90a3\u4e48\u8fd9\u4e2a<code>Cube<\/code>\u81a8\u80c0\u7684\u6982\u7387\u5c31\u4f1a\u5f88\u9ad8\u3002\u5728\u521b\u5efa<code>Cube<\/code>\u524d\u9700\u8981\u5bf9\u6240\u6709\u7ef4\u5ea6\u7684\u57fa\u6570\u505a\u4e00\u4e2a\u4e86\u89e3\uff0c\u8fd9\u6837\u6709\u52a9\u4e8e\u8bbe\u8ba1\u5408\u7406\u7684<code>Cube<\/code>\u3002<\/p>\n<p>\u8ba1\u7b97\u57fa\u6570\u6709\u591a\u79cd\u9014\u5f84\uff0c\u6700\u7b80\u5355\u7684\u65b9\u6cd5\u5c31\u662f\u8ba9<code>Hive<\/code>\u6267\u884c\u4e00\u4e2a<code>count distinct<\/code>\u7684<code>SQL<\/code>\u67e5\u8be2\u3002<code>Kylin<\/code>\u4e5f\u63d0\u4f9b\u4e86\u8ba1\u7b97\u57fa\u6570\u7684\u65b9\u6cd5\uff0c<code>Kylin<\/code>\u5bf9\u57fa\u6570\u7684\u8ba1\u7b97\u65b9\u6cd5\u91c7\u7528\u7684\u662f<code>HyperLogLog<\/code>\u7684\u8fd1\u4f3c\u7b97\u6cd5\uff0c\u4e0e\u7cbe\u786e\u503c\u7565\u6709\u8bef\u5dee\uff0c\u4f46\u4f5c\u4e3a\u53c2\u8003\u503c\u5df2\u7ecf\u8db3\u591f\u4e86\u3002<\/p>\n<h3>7. Measures(\u5ea6\u91cf)<\/h3>\n<p>\u5ea6\u91cf\u5c31\u662f\u88ab\u805a\u5408\u7684\u7edf\u8ba1\u503c\uff0c\u4e5f\u662f\u805a\u5408\u8fd0\u7b97\u7684\u7ed3\u679c\uff0c\u4e00\u822c\u6307\u805a\u5408\u51fd\u6570(\u5982\uff1a<code>sum<\/code>\u3001<code>count<\/code>\u3001<code>average<\/code>\u7b49)\u3002\u6bd4\u5982\u5b66\u751f\u6210\u7ee9\u3001\u9500\u552e\u989d\u7b49\u3002<\/p>\n<p>\u5ea6\u91cf\u4e3b\u8981\u7528\u4e8e\u5206\u6790\u6216\u8005\u8bc4\u4f30\uff0c\u6bd4\u5982\u5bf9\u8d8b\u52bf\u7684\u5224\u65ad\uff0c\u5bf9\u4e1a\u7ee9\u6216\u6548\u679c\u7684\u8bc4\u5b9a\u7b49\u7b49\u3002<\/p>\n<h3>8. Fact table(\u4e8b\u5b9e\u8868)<\/h3>\n<p>\u4e8b\u5b9e\u8868\u662f\u6307\u5305\u542b\u4e86\u5927\u91cf\u4e0d\u5197\u4f59\u6570\u636e\u7684\u8868\uff0c\u5176\u5217\u4e00\u822c\u6709\u4e24\u79cd\uff0c\u5206\u522b\u4e3a\u5305\u542b\u4e8b\u5b9e\u6570\u636e\u7684\u5217\uff0c\u5305\u542b\u7ef4\u5ea6<code>foreign key<\/code>\u7684\u5217\u3002<\/p>\n<h3>9. Lookup table(\u67e5\u770b\u8868)<\/h3>\n<p>\u5305\u542b\u4e86\u5bf9\u4e8b\u5b9e\u8868\u7684\u67d0\u4e9b\u5217\u6269\u5145\u8bf4\u660e\u7684\u5b57\u6bb5\u3002<\/p>\n<h3>10. Dimenssion Table(\u7ef4\u8868)<\/h3>\n<p>\u7531<code>Fact table<\/code>\u548c<code>Lookup table<\/code>\u62bd\u8c61\u51fa\u6765\u7684\u8868\uff0c\u5305\u542b\u4e86\u591a\u4e2a\u76f8\u5173\u7684\u5217\uff0c\u4ee5\u63d0\u4f9b\u5bf9\u6570\u636e\u4e0d\u540c\u7ef4\u5ea6\u7684\u89c2\u5bdf\uff0c\u5176\u4e2d\u6bcf\u5217\u7684\u503c\u7684\u6570\u76ee\u79f0\u4e3a<code>Cardinatily<\/code>\u3002<\/p>\n<h3>\u516d\u3001\u603b\u7ed3<\/h3>\n<p>\u672c\u6587\u4e3b\u8981\u4ecb\u7ecd\u4e86<code>Kylin<\/code>\u7684<b>\u539f\u7406<\/b>\u3001<b>\u67b6\u6784<\/b>\u3001\u53ca<b>\u57fa\u672c\u6982\u5ff5<\/b>\u3002\u8bfb\u5b8c\u672c\u6587\u4e4b\u540e\uff0c\u5e94\u8be5\u5c31\u80fd\u4e86\u89e3<code>Kylin<\/code>\u7684<b>\u5b9a\u4f4d\u53ca\u610f\u4e49<\/b>\u3002\u66f4\u591a\u5185\u5bb9\u53ef\u4ee5\u53bb<code>Kylin<\/code>\u5b98\u7f51\u8fdb\u884c\u4e86\u89e3\uff1a<a class=\" wrap external\" href=\"https:\/\/link.zhihu.com\/?target=http%3A\/\/kylin.apache.org\/cn\/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" data-za-detail-view-id=\"1043\">\u4f20\u9001\u95e8<\/a><\/p>\n<p>\u540e\u7eed\u8fd8\u4f1a\u6709<b>\u66f4\u6df1\u5c42\u6b21\u7684<code>Kylin<\/code>\u7cfb\u5217\u535a\u6587<\/b>\uff0c\u5173\u6ce8\u4e00\u4e0b\u5566<\/p>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u539f\u6587\u5730\u5740 &nbsp; \u5927\u6570\u636e\u5b9e\u6218\u6f14\u7ec3 <\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"colormag_page_container_layout":"default_layout","colormag_page_sidebar_layout":"default_layout","footnotes":""},"categories":[],"tags":[118],"class_list":["post-5465","post","type-post","status-publish","format-standard","hentry","tag-02-"],"_links":{"self":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/posts\/5465","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/comments?post=5465"}],"version-history":[{"count":0,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/posts\/5465\/revisions"}],"wp:attachment":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/media?parent=5465"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/categories?post=5465"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/tags?post=5465"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}