{"id":297344,"date":"2021-01-18T15:53:27","date_gmt":"2021-01-18T07:53:27","guid":{"rendered":"http:\/\/4563.org\/?p=297344"},"modified":"2021-01-18T15:53:27","modified_gmt":"2021-01-18T07:53:27","slug":"olap-%e6%95%b0%e6%8d%ae%e5%ba%93%e5%bc%80%e5%8f%91%e7%8e%af%e5%a2%83%e7%9a%84%e6%90%ad%e5%bb%ba%e9%97%ae%e9%a2%98","status":"publish","type":"post","link":"http:\/\/4563.org\/?p=297344","title":{"rendered":"OLAP \u6570\u636e\u5e93\u5f00\u53d1\u73af\u5883\u7684\u642d\u5efa\u95ee\u9898"},"content":{"rendered":"
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OLAP \u6570\u636e\u5e93\u5f00\u53d1\u73af\u5883\u7684\u642d\u5efa\u95ee\u9898 <\/h1>\n

<\/p>\n

\n
\u8cc7\u6df1\u5927\u4f6c : levelworm <\/span> <\/i> 8<\/span> <\/div>\n
<\/div>\n<\/p><\/div>\n<\/p><\/div>\n<\/p><\/div>\n
<\/p>\n

\u5411\u8bf8\u4f4d\u4e13\u5bb6\u8bf7\u6559\u4e00\u4e2a\u95ee\u9898\u3002<\/p>\n

\u6211\u4eec\u516c\u53f8\u7684 OLAP \u6570\u636e\u5e93\u662f Vertica\uff0c\u6bd4\u8f83\u7279\u6b8a\u7684\u5730\u65b9\u662f DBA \u548c DevOps \u5728\u603b\u90e8\uff0c\u4e5f\u5c31\u662f\u8bf4\u6211\u4eec\u672c\u5730\u7684 BI \u56e2\u961f\u6bcf\u6b21\u5728\u751f\u4ea7\u73af\u5883\u8fdb\u884cCREATE TABLE<\/code>, ALTER TABLE<\/code>, DROP TABLE<\/code>\u6216\u8005\u66f4\u590d\u6742\u7684\u4e00\u4e9b\u64cd\u4f5c\uff08\u6bd4\u5982 Projection \u76f8\u5173\uff09\u90fd\u9700\u8981\u63d0\u4ea4\u5de5\u5355\u7ed9\u603b\u90e8\u8fdb\u884c\u64cd\u4f5c\uff0c\u6709\u65f6\u5019\u4e5f\u672a\u5fc5\u80fd\u591f\u6279\u51c6\u3002<\/p>\n

\u4f46\u662f\u6211\u4eec\u6709\u4e2a\u672c\u5730\u7684\u5f00\u53d1\u73af\u5883\uff0c\u6743\u9650\u76f8\u5bf9\u6bd4\u8f83\u9ad8\uff0c\u9664\u4e86\u4e0d\u80fd\u52a8 Schema \u4e4b\u5916\uff0c\u5176\u4ed6\u7684\u57fa\u672c\u4e0a\u90fd\u53ef\u4ee5\u3002BI \u56e2\u961f\u6240\u6709\u6210\u5458\u5171\u4eab\u8fd9\u4e2a\u5f00\u53d1\u6570\u636e\u5e93\uff0c\u56e0\u6b64\u91cc\u5934\u5f04\u5f97\u6bd4\u8f83\u4e71\u3002\u56e0\u4e3a\u6211\u7684\u7ea7\u522b\u6bd4\u8f83\u4f4e\uff0c\u6240\u4ee5\u4e0d\u53ef\u80fd\u7ed9\u56e2\u961f\u6362\u73af\u5883\u6216\u8005\u6362\u5f00\u53d1\u65b9\u6cd5\uff0c\u6240\u4ee5\u6211\u5c31\u60f3\u642d\u5efa\u4e00\u4e2a\u81ea\u5df1\u7684\u5f00\u53d1\u73af\u5883\u3002<\/p>\n

\u95ee\u9898\u4e00\uff1a\u662f\u5426\u8981\u653e\u5728\u5f00\u53d1\u673a\u672c\u5730\uff1f\u73b0\u5728\u662f\u8fdc\u7a0b\u529e\u516c\u6240\u4ee5\u6709\u6570\u636e\u6d41\u5931\u7684\u98ce\u9669\uff0c\u5c3d\u7ba1\u6211\u4ece\u6765\u4e0d\u628a\u7b14\u8bb0\u672c\u7535\u8111\u5e26\u56de\u5bb6\u3002\u4f46\u662f\u5982\u679c\u4e0d\u653e\u672c\u5730\u7684\u8bdd\uff0c\u4ee5\u6211\u7684\u7ea7\u522b\uff0c\u4e0d\u592a\u53ef\u80fd\u7533\u8bf7\u5230\u8fdc\u7aef\u7684\u5bb9\u5668\u6216\u8005\u865a\u62df\u673a\u3002<\/p>\n

\u95ee\u9898\u4e8c\uff1a\u5982\u679c\u653e\u5728\u672c\u5730\u7684\u8bdd\uff0c\u5982\u679c\u80fd\u591f\u5c3d\u91cf\u81ea\u52a8\u5316 schema \u7684\u540c\u6b65\uff1f\u6211\u4e2a\u4eba\u7684\u60c5\u51b5\u662f\uff0c\u6bcf\u4e2a\u5c0f\u7248\u672c\uff08\u4e24\u5468\u4e3a\u4e00\u4e2a\u5c0f\u7248\u672c\uff09\u7684\u5f00\u53d1\u73af\u5883\u5927\u81f4\u4e0a\u9700\u8981\u4ece\u751f\u4ea7\u73af\u5883\u62f7\u8d1d\u81f3\u5c11\u4e94\u5f20\u8868\u5230\u5f00\u53d1\u73af\u5883\uff0c\u5e76\u5bfc\u5165 15-30 \u5929\u7684\u6570\u636e\u3002\u5982\u679c\u662f\u5355 node \u7684\u60c5\u51b5\u4e0b\uff0c\u5927\u6982\u6bcf\u6b21\u9700\u8981\u62f7\u8d1d 15-30GB \u7684\u6570\u636e\u3002\u6211\u76ee\u524d\u7684\u6253\u7b97\u662f\u4e00\u4e2a\u5c0f\u7248\u672c\u4e00\u4e2a\u5f00\u53d1\u73af\u5883\uff08\u5373\u4e00\u4e2a Vertica \u6570\u636e\u5e93\uff09\uff0c\u672c\u5730\u6eda\u52a8\u4fdd\u7559\u6700\u65b0\u7684\u4e24\u4e2a\u5c0f\u7248\u672c\uff0c\u5e76\u5c06\u6240\u6709\u7684\u5f00\u53d1\u811a\u672c\u5305\u62ec SQL \u548c Python \u90fd\u6309\u7167\u7248\u672c\u4e0a\u4f20\u5230\u516c\u53f8\u7684\u4ee3\u7801\u4ed3\u5e93\u4e2d\u3002\u7531\u4e8e\u6bcf\u4e2a\u5c0f\u7248\u672c\u5f53\u4e2d schema \u8fd8\u662f\u6709\u53ef\u80fd\u4f1a\u6709\u5fae\u5c0f\u7684\u53d8\u52a8\uff0c\u800c\u5f00\u53d1\u73af\u5883\u5fc5\u987b\u540c\u6b65\u66f4\u65b0\uff0c\u6240\u4ee5\u8fd8\u9700\u8981\u8003\u8651\u5230 schema \u7684\u540c\u6b65\u2014\u2014\u8fd9\u4e00\u70b9\u662f\u6211\u76ee\u524d\u4e0d\u592a\u786e\u5b9a\u5e94\u8be5\u600e\u4e48\u505a\u6bd4\u8f83\u597d\uff0c\u76ee\u524d\u7684\u60f3\u6cd5\u662f\u7528\u811a\u672c\u5728\u51cc\u6668\u81ea\u52a8\u68c0\u6d4b schema \u7684\u53d8\u52a8\uff0c\u4e00\u65e6\u68c0\u6d4b\u5230\u5c31\u628a\u65b0\u7684 schema \u5b58\u5165\u5230\u4e13\u95e8\u7684\u8868\u683c\u4e2d\uff0c\u5e76\u53d1\u7535\u5b50\u90ae\u4ef6\u63d0\u9192\u624b\u52a8\u66f4\u65b0\u3002\u4e4b\u6240\u4ee5\u8981\u624b\u52a8\u66f4\u65b0\uff0c\u662f\u56e0\u4e3a schema \u53d8\u52a8\u7684\u539f\u56e0\u6709\u5f88\u591a\uff0c\u6211\u89c9\u5f97\u4ee5\u6211\u7684\u6c34\u5e73\uff0c\u8fd8\u662f\u624b\u52a8\u64cd\u4f5c\u6bd4\u8f83\u4fdd\u9669\u3002<\/p>\n

\u95ee\u9898\u4e09\uff1a\u4ee5\u6211\u7684\u60c5\u51b5\uff0c\u672c\u5730\u5bb9\u5668\u5316\u662f\u5426\u662f\u6bd4\u8f83\u597d\u7684\u9009\u62e9\uff1f\u4e00\u4e2a\u73af\u5883\u5c31\u662f\u4e00\u4e2a\u5bb9\u5668\uff0c\u91cc\u5934\u6709 Vertica \u6709 Python \u5c31\u8db3\u591f\u4e86\uff0c\u4f46\u662f\u6211\u9700\u8981\u80fd\u591f\u4ece\u672c\u5730\u201c\u8fdc\u7a0b\u201d\u8fdb\u53bb\u5f00\u53d1\u3002\u6211\u4ece\u6765\u6ca1\u5b66\u8fc7\u8fd9\u4e2a\uff0c\u4e5f\u8bb8\u662f\u4e2a\u5b66\u4e60\u7684\u673a\u4f1a\uff1f<\/p>\n

\u603b\u4f53\u6765\u8bf4\uff0c\u6211\u5bf9\u642d\u5efa\u5f00\u53d1\u73af\u5883\u7684\u811a\u672c\u7684\u671f\u671b\uff0c\u5c31\u662f\u6bcf\u4e24\u4e2a\u661f\u671f\u4e00\u65e9\u4e0a\u4e24\u4e09\u70b9\u7684\u65f6\u5019\u8dd1\u4e00\u4f1a\uff0c\u7b49\u4e0a\u73ed\u7684\u65f6\u5019\u5c31\u80fd\u770b\u5230\u65b0\u7684\u73af\u5883\u642d\u5efa\u8d77\u6765\uff0c\u90a3\u5c31\u6700\u597d\u4e86\u3002<\/p>\n<\/p><\/div>\n

\u5927\u4f6c\u6709\u8a71\u8aaa<\/b> (3<\/span>) <\/div>\n
<\/div>\n<\/p><\/div>\n<\/p><\/div>\n
    \n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : liprais <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u81ea\u5df1\u88c5\u4e2a\u5355\u673a\u7248\u7684 vertica \u4e0d\u5c31\u5b8c\u4e86 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : levelworm <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @liprais \u5bf9\uff0c\u6211\u662f\u51c6\u5907\u8fd9\u4e48\u5e72\uff0c\u4f46\u662f\u4e24\u4e2a\u95ee\u9898\u4e0d\u662f\u5f88\u786e\u5b9a\uff0c\u7b2c\u4e00\u662f\u5426\u9002\u5408\u5bb9\u5668\u5316\uff1f\u7b2c\u4e8c schema \u53d8\u5316\u6709\u4ec0\u4e48\u6bd4\u8f83\u597d\u7684\u540c\u6b65\u65b9\u6cd5\uff1f\u6211\u76ee\u524d\u4e5f\u5728\u7f51\u4e0a\u641c\u7d22\uff0c\u5b9e\u5728\u4e0d\u884c\uff0c\u5c31\u6309\u7167\u81ea\u5df1\u7684\u60c5\u51b5\u5199\u51e0\u4e2a\u811a\u672c\u3002 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : levelworm <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @liprais \u8fd8\u6709\u4e2a\u6bd4\u8f83\u5c34\u5c2c\u7684\u5730\u65b9\u662f\u76ee\u524d\u7684\u5f00\u53d1\u673a\u662f Windows 10\uff0c\u53ea\u80fd\u8dd1 VM\uff0c\u5f97\u7b49\u516c\u53f8\u53d1 Mac \u518d\u8bf4\u3002 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n","protected":false},"excerpt":{"rendered":"

    OLAP \u6570\u636e\u5e93\u5f00\u53d1\u73af\u5883\u7684\u642d\u5efa\u95ee\u9898…<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[],"tags":[],"_links":{"self":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/297344"}],"collection":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=297344"}],"version-history":[{"count":0,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/297344\/revisions"}],"wp:attachment":[{"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=297344"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=297344"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=297344"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}