{"id":622,"date":"2014-04-13T22:44:37","date_gmt":"2014-04-13T14:44:37","guid":{"rendered":"http:\/\/www.kate1138.com\/?p=622"},"modified":"2019-11-07T22:39:22","modified_gmt":"2019-11-07T14:39:22","slug":"thinking-in-dimensions-mdx-solutions-%e5%88%9d%e5%ad%a6%e7%ac%94%e8%ae%b0","status":"publish","type":"post","link":"https:\/\/blog.miahavero.me\/?p=622","title":{"rendered":"Thinking in Dimensions &#8211; MDX Solutions \u521d\u5b66\u7b14\u8bb0"},"content":{"rendered":"<p>SQL\u51fa\u73b0\u4e8e1970\u5e74\u4ee3\uff0c\u800cMDX\u51fa\u73b0\u4e8e1997\u5e74\uff0c\u6700\u521d\u662f\u5fae\u8f6f\u63a8\u51fa\u89c4\u8303\u7684\uff0c\u5982\u4eca\u6709\u591a\u5bb6\u5546\u4e1a\u5e94\u7528\uff0c\u89c4\u8303\u4e5f\u6539\u7531\u56fd\u9645xml\u7ec4\u7ec7\u7ef4\u62a4\u3002MDX\u662f\u4e3a\u4e86\u6570\u636e\u4ed3\u5e93\u548c\u62a5\u8868\u67e5\u8be2\u8bbe\u8ba1\u7684\u3002<\/p>\n<p>\u6211\u7684\u7406\u89e3\u548c\u95ee\u9898\uff1a<\/p>\n<p>\u5b83\u4e0d\u662f\u4e00\u4e2a\u4ee3\u66ffSQL\u7684\u4e1c\u897f\u3002\u8868\u9762\u4e0a\uff0c\u5b83\u6bd4SQL\u66f4\u8d34\u8fd1reporting\u3002\u7b2c\u4e00\u6b21\u542c\u8bf4MDX\uff0c\u5e76\u4e14\u7565\u5fae\u4f7f\u7528\u540e\uff0c\u6211\u4ee5\u4e3a\uff08\u5230\u76ee\u524d\u6211\u4e5f\u4e0d\u786e\u5b9a\uff09SSAS\u505a\u7684\u4e8b\u60c5\u662f\uff0c\u628a\u6570\u636e\u9884\u5148\u805a\u5408\u597d\uff0c\u5e94\u5bf9\u5b9e\u65f6\u7684\u62a5\u8868\u67e5\u8be2\u3002\u8fd9\u6837\uff0c\u5bf9cube\u7684\u8bbe\u8ba1\u5c31\u5f88\u5173\u952e\uff0c\u8981\u53cd\u5e94\u5b9e\u9645\u7684\u67e5\u8be2\u9700\u6c42\u3002\u76f8\u5f53\u4e8eSQL\u5199\u7684data mart\u4e4b\u7c7b\u7684\u5e94\u7528\uff0c\u53ea\u4e0d\u8fc7\u5185\u90e8\u7684\u5f88\u591a\u4e1c\u897f\u4e0d\u9700\u8981\u81ea\u5df1\u7528SQL\u5199\u3002<\/p>\n<p>\u5728\u8fdb\u5165cube\u5904\u7406\u8fd9\u79cdbackend\u7684\u95ee\u9898\u4e4b\u524d\uff0c\u5148\u8bfbMDX Solutions\u8fd9\u672c\u4e66\u7684\u524d\u51e0\u7ae0\uff0c\u5b66\u4e60\u5982\u4f55\u7528MDX\u5bf9SSAS\u7684cube\u8fdb\u884c\u67e5\u8be2\u3002<\/p>\n<p>\u6211\u7684\u5370\u8c61\u662f\uff1athinking in dimensions\u3002\u6240\u6709\u7684\u6982\u5ff5\u90fd\u662f\u56f4\u7ed5\u591a\u7ef4\u6570\u636e\u96c6\u5c55\u5f00\u3002\u800c\u4e00\u4e2a\u67e5\u8be2\uff0c\u4e5f\u5c31\u662f\u6307\u660e\u4f60\u9700\u8981\u7684\uff08\u591a\u7ef4\uff09\u6570\u636e\uff08tuple\uff09\u653e\u5728\u54ea\u4e2aaxis\u4e0a\u3002<\/p>\n<p>\u57fa\u672c\u6982\u5ff5\uff1a<\/p>\n<p>Tuple\uff1a\u4e00\u4e2a\u5217\u4e3e\u7684\u7ef4\u5ea6\u6392\u5217\u3002\u6bcf\u4e2atuple\u90fd\u6709\u81ea\u5df1\u7684dimensionality\u3002<\/p>\n<p>Set\uff1a\u540c\u6837dimensionality\u7684tuple\u7684\u96c6\u5408\u3002\u6240\u4ee5\u4f60\u4e0d\u80fd\u5199{([time].[July],[Product].[toys]),([Product].[food],[time].[July])}\u8fd9\u6837\u7684set\u3002<\/p>\n<p>\u8fd9\u662f\u5927\u65b9\u5411\u3002\u63a5\u4e0b\u53bb\u5c31\u8981\u60f3\u529e\u6cd5\u5f04\u660e\u767d\u7ec6\u8282\u6982\u5ff5\uff1adimension\u91cc\u7684hierarchy\uff1bhierarchy level\u4e0b\u7684member\uff1bmeasure\u4e5f\u662f\u4e00\u4e2adimension\u2026\u2026<\/p>\n","protected":false},"excerpt":{"rendered":"<p>SQL\u51fa\u73b0\u4e8e1970\u5e74\u4ee3\uff0c\u800cMDX\u51fa\u73b0\u4e8e1997\u5e74\uff0c\u6700\u521d\u662f\u5fae\u8f6f\u63a8\u51fa\u89c4\u8303\u7684\uff0c\u5982\u4eca\u6709\u591a\u5bb6\u5546\u4e1a\u5e94\u7528\uff0c\u89c4\u8303\u4e5f\u6539\u7531\u56fd\u9645xml\u7ec4\u7ec7\u7ef4\u62a4\u3002MDX\u662f\u4e3a\u4e86\u6570\u636e\u4ed3\u5e93\u548c\u62a5\u8868\u67e5\u8be2\u8bbe\u8ba1\u7684\u3002 \u6211\u7684\u7406\u89e3\u548c\u95ee\u9898\uff1a \u5b83\u4e0d\u662f\u4e00\u4e2a\u4ee3\u66ffSQL\u7684\u4e1c\u897f\u3002\u8868\u9762\u4e0a\uff0c\u5b83\u6bd4SQL\u66f4\u8d34\u8fd1reporting\u3002\u7b2c\u4e00\u6b21\u542c\u8bf4MDX\uff0c\u5e76\u4e14\u7565\u5fae\u4f7f\u7528\u540e\uff0c\u6211\u4ee5\u4e3a\uff08\u5230\u76ee\u524d\u6211\u4e5f\u4e0d\u786e\u5b9a\uff09SSAS\u505a\u7684\u4e8b\u60c5\u662f\uff0c\u628a\u6570\u636e\u9884\u5148\u805a\u5408\u597d\uff0c\u5e94\u5bf9\u5b9e\u65f6\u7684\u62a5\u8868\u67e5\u8be2\u3002\u8fd9\u6837\uff0c\u5bf9cube\u7684\u8bbe\u8ba1\u5c31\u5f88\u5173\u952e\uff0c\u8981\u53cd\u5e94\u5b9e\u9645\u7684\u67e5\u8be2\u9700\u6c42\u3002\u76f8\u5f53\u4e8eSQL\u5199\u7684data mart\u4e4b\u7c7b\u7684\u5e94\u7528\uff0c\u53ea\u4e0d\u8fc7\u5185\u90e8\u7684\u5f88\u591a\u4e1c\u897f\u4e0d\u9700\u8981\u81ea\u5df1\u7528SQL\u5199\u3002 \u5728\u8fdb\u5165cube\u5904\u7406\u8fd9\u79cdbackend\u7684\u95ee\u9898\u4e4b\u524d\uff0c\u5148\u8bfbMDX Solutions\u8fd9\u672c\u4e66\u7684\u524d\u51e0\u7ae0\uff0c\u5b66\u4e60\u5982\u4f55\u7528MDX\u5bf9SSAS\u7684cube\u8fdb\u884c\u67e5\u8be2\u3002 \u6211\u7684\u5370\u8c61\u662f\uff1athinking in dimensions\u3002\u6240\u6709\u7684\u6982\u5ff5\u90fd\u662f\u56f4\u7ed5\u591a\u7ef4\u6570\u636e\u96c6\u5c55\u5f00\u3002\u800c\u4e00\u4e2a\u67e5\u8be2\uff0c\u4e5f\u5c31\u662f\u6307\u660e\u4f60\u9700\u8981\u7684\uff08\u591a\u7ef4\uff09\u6570\u636e\uff08tuple\uff09\u653e\u5728\u54ea\u4e2aaxis\u4e0a\u3002 \u57fa\u672c\u6982\u5ff5\uff1a Tuple\uff1a\u4e00\u4e2a\u5217\u4e3e\u7684\u7ef4\u5ea6\u6392\u5217\u3002\u6bcf\u4e2atuple\u90fd\u6709\u81ea\u5df1\u7684dimensionality\u3002 Set\uff1a\u540c\u6837dimensionality\u7684tuple\u7684\u96c6\u5408\u3002\u6240\u4ee5\u4f60\u4e0d\u80fd\u5199{([time].[July],[Product].[toys]),([Product].[food],[time].[July])}\u8fd9\u6837\u7684set\u3002 \u8fd9\u662f\u5927\u65b9\u5411\u3002\u63a5\u4e0b\u53bb\u5c31\u8981\u60f3\u529e\u6cd5\u5f04\u660e\u767d\u7ec6\u8282\u6982\u5ff5\uff1adimension\u91cc\u7684hierarchy\uff1bhierarchy level\u4e0b\u7684member\uff1bmeasure\u4e5f\u662f\u4e00\u4e2adimension\u2026\u2026<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[262],"tags":[149],"class_list":["post-622","post","type-post","status-publish","format-standard","hentry","category-262","tag-mdx"],"_links":{"self":[{"href":"https:\/\/blog.miahavero.me\/index.php?rest_route=\/wp\/v2\/posts\/622","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.miahavero.me\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.miahavero.me\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.miahavero.me\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.miahavero.me\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=622"}],"version-history":[{"count":1,"href":"https:\/\/blog.miahavero.me\/index.php?rest_route=\/wp\/v2\/posts\/622\/revisions"}],"predecessor-version":[{"id":623,"href":"https:\/\/blog.miahavero.me\/index.php?rest_route=\/wp\/v2\/posts\/622\/revisions\/623"}],"wp:attachment":[{"href":"https:\/\/blog.miahavero.me\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=622"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.miahavero.me\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=622"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.miahavero.me\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=622"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}