{"id":339,"date":"2020-11-30T17:55:30","date_gmt":"2020-11-30T09:55:30","guid":{"rendered":"https:\/\/blog.frost-s.tk\/?p=339"},"modified":"2020-11-30T18:01:34","modified_gmt":"2020-11-30T10:01:34","slug":"impala%e7%ae%80%e4%bb%8b","status":"publish","type":"post","link":"https:\/\/blog.frost-s.com\/index.php\/2020\/11\/30\/impala%e7%ae%80%e4%bb%8b\/","title":{"rendered":"impala\u7b80\u4ecb"},"content":{"rendered":"\n
\n
apache impala<\/a><\/div>\n<\/div>\n\n\n\n

\u4ec0\u4e48\u662fImpala\uff1f<\/p>\n\n\n\n

Impala\u662f\u7528\u4e8e\u5904\u7406\u5b58\u50a8\u5728Hadoop\u96c6\u7fa4\u4e2d\u7684\u5927\u91cf\u6570\u636e\u7684MPP\uff08\u5927\u89c4\u6a21\u5e76\u884c\u5904\u7406\uff09SQL\u67e5\u8be2\u5f15\u64ce\u3002 \u5b83\u662f\u4e00\u4e2a\u7528C ++\u548cJava\u7f16\u5199\u7684\u5f00\u6e90\u8f6f\u4ef6\u3002 \u4e0e\u5176\u4ed6Hadoop\u7684SQL\u5f15\u64ce\u76f8\u6bd4\uff0c\u5b83\u63d0\u4f9b\u4e86\u9ad8\u6027\u80fd\u548c\u4f4e\u5ef6\u8fdf\u3002<\/p>\n\n\n\n

\u6362\u53e5\u8bdd\u8bf4\uff0cImpala\u662f\u6027\u80fd\u6700\u9ad8\u7684SQL\u5f15\u64ce\uff08\u63d0\u4f9b\u7c7b\u4f3cRDBMS\u7684\u4f53\u9a8c\uff09\uff0c\u5b83\u63d0\u4f9b\u4e86\u8bbf\u95ee\u5b58\u50a8\u5728Hadoop\u5206\u5e03\u5f0f\u6587\u4ef6\u7cfb\u7edf\u4e2d\u7684\u6570\u636e\u7684\u6700\u5feb\u65b9\u6cd5\u3002<\/p>\n\n\n\n

\u4e3a\u4ec0\u4e48\u9009\u62e9Impala\uff1f<\/p>\n\n\n\n

Impala\u901a\u8fc7\u4f7f\u7528\u6807\u51c6\u7ec4\u4ef6\uff08\u5982HDFS\uff0cHBase\uff0cMetastore\uff0cYARN\u548cSentry\uff09\u5c06\u4f20\u7edf\u5206\u6790\u6570\u636e\u5e93\u7684SQL\u652f\u6301\u548c\u591a\u7528\u6237\u6027\u80fd\u4e0eApache Hadoop\u7684\u53ef\u6269\u5c55\u6027\u548c\u7075\u6d3b\u6027\u76f8\u7ed3\u5408\u3002<\/p>\n\n\n\n

  • \u4f7f\u7528Impala\uff0c\u4e0e\u5176\u4ed6SQL\u5f15\u64ce\uff08\u5982Hive\uff09\u76f8\u6bd4\uff0c\u7528\u6237\u53ef\u4ee5\u4f7f\u7528SQL\u67e5\u8be2\u4ee5\u66f4\u5feb\u7684\u65b9\u5f0f\u4e0eHDFS\u6216HBase\u8fdb\u884c\u901a\u4fe1\u3002<\/li>
  • Impala\u53ef\u4ee5\u8bfb\u53d6Hadoop\u4f7f\u7528\u7684\u51e0\u4e4e\u6240\u6709\u6587\u4ef6\u683c\u5f0f\uff0c\u5982Parquet\uff0cAvro\uff0cRCFile\u3002<\/li><\/ul>\n\n\n\n

    Impala\u5c06\u76f8\u540c\u7684\u5143\u6570\u636e\uff0cSQL\u8bed\u6cd5\uff08Hive SQL\uff09\uff0cODBC\u9a71\u52a8\u7a0b\u5e8f\u548c\u7528\u6237\u754c\u9762\uff08Hue Beeswax\uff09\u7528\u4f5cApache Hive\uff0c\u4e3a\u9762\u5411\u6279\u91cf\u6216\u5b9e\u65f6\u67e5\u8be2\u63d0\u4f9b\u719f\u6089\u4e14\u7edf\u4e00\u7684\u5e73\u53f0\u3002<\/p>\n\n\n\n

    \u4e0eApache Hive\u4e0d\u540c\uff0cImpala\u4e0d\u57fa\u4e8eMapReduce\u7b97\u6cd5\u3002 \u5b83\u5b9e\u73b0\u4e86\u4e00\u4e2a\u57fa\u4e8e\u5b88\u62a4\u8fdb\u7a0b\u7684\u5206\u5e03\u5f0f\u67b6\u6784\uff0c\u5b83\u8d1f\u8d23\u5728\u540c\u4e00\u53f0\u673a\u5668\u4e0a\u8fd0\u884c\u7684\u67e5\u8be2\u6267\u884c\u7684\u6240\u6709\u65b9\u9762\u3002<\/p>\n\n\n\n

    \u56e0\u6b64\uff0c\u5b83\u51cf\u5c11\u4e86\u4f7f\u7528MapReduce\u7684\u5ef6\u8fdf\uff0c\u8fd9\u4f7fImpala\u6bd4Apache Hive\u5feb\u3002<\/p>\n\n\n\n

    Impala\u7684\u4f18\u70b9<\/p>\n\n\n\n

    \u4ee5\u4e0b\u662fCloudera Impala\u7684\u4e00\u4e9b\u503c\u5f97\u6ce8\u610f\u7684\u4f18\u70b9\u7684\u5217\u8868\u3002<\/p>\n\n\n\n

    • \u4f7f\u7528impala\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u4f20\u7edf\u7684SQL\u77e5\u8bc6\u4ee5\u6781\u5feb\u7684\u901f\u5ea6\u5904\u7406\u5b58\u50a8\u5728HDFS\u4e2d\u7684\u6570\u636e\u3002<\/li>
    • \u7531\u4e8e\u5728\u6570\u636e\u9a7b\u7559\uff08\u5728Hadoop\u96c6\u7fa4\u4e0a\uff09\u65f6\u6267\u884c\u6570\u636e\u5904\u7406\uff0c\u56e0\u6b64\u5728\u4f7f\u7528Impala\u65f6\uff0c\u4e0d\u9700\u8981\u5bf9\u5b58\u50a8\u5728Hadoop\u4e0a\u7684\u6570\u636e\u8fdb\u884c\u6570\u636e\u8f6c\u6362\u548c\u6570\u636e\u79fb\u52a8\u3002<\/li>
    • \u4f7f\u7528Impala\uff0c\u60a8\u53ef\u4ee5\u8bbf\u95ee\u5b58\u50a8\u5728HDFS\uff0cHBase\u548cAmazon s3\u4e2d\u7684\u6570\u636e\uff0c\u800c\u65e0\u9700\u4e86\u89e3Java\uff08MapReduce\u4f5c\u4e1a\uff09\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528SQL\u67e5\u8be2\u7684\u57fa\u672c\u6982\u5ff5\u8bbf\u95ee\u5b83\u4eec\u3002<\/li>
    • \u4e3a\u4e86\u5728\u4e1a\u52a1\u5de5\u5177\u4e2d\u5199\u5165\u67e5\u8be2\uff0c\u6570\u636e\u5fc5\u987b\u7ecf\u5386\u590d\u6742\u7684\u63d0\u53d6 - \u53d8\u6362\u8d1f\u8f7d\uff08ETL\uff09\u5468\u671f\u3002\u4f46\u662f\uff0c\u4f7f\u7528Impala\uff0c\u6b64\u8fc7\u7a0b\u7f29\u77ed\u4e86\u3002\u52a0\u8f7d\u548c\u91cd\u7ec4\u7684\u8017\u65f6\u9636\u6bb5\u901a\u8fc7\u65b0\u6280\u672f\u514b\u670d\uff0c\u5982\u63a2\u7d22\u6027\u6570\u636e\u5206\u6790\u548c\u6570\u636e\u53d1\u73b0\uff0c\u4f7f\u8fc7\u7a0b\u66f4\u5feb\u3002<\/li>
    • Impala\u6b63\u5728\u7387\u5148\u4f7f\u7528Parquet\u6587\u4ef6\u683c\u5f0f\uff0c\u8fd9\u662f\u4e00\u79cd\u9488\u5bf9\u6570\u636e\u4ed3\u5e93\u573a\u666f\u4e2d\u5178\u578b\u7684\u5927\u89c4\u6a21\u67e5\u8be2\u8fdb\u884c\u4f18\u5316\u7684\u67f1\u72b6\u5b58\u50a8\u5e03\u5c40\u3002<\/li><\/ul>\n\n\n\n

      Impala\u7684\u529f\u80fd<\/p>\n\n\n\n

      \u4ee5\u4e0b\u662fcloudera Impala\u7684\u529f\u80fd - <\/p>\n\n\n\n

      • Impala\u53ef\u4ee5\u6839\u636eApache\u8bb8\u53ef\u8bc1\u4f5c\u4e3a\u5f00\u6e90\u514d\u8d39\u63d0\u4f9b\u3002<\/li>
      • Impala\u652f\u6301\u5185\u5b58\u4e2d\u6570\u636e\u5904\u7406\uff0c\u5373\uff0c\u5b83\u8bbf\u95ee\/\u5206\u6790\u5b58\u50a8\u5728Hadoop\u6570\u636e\u8282\u70b9\u4e0a\u7684\u6570\u636e\uff0c\u800c\u65e0\u9700\u6570\u636e\u79fb\u52a8\u3002<\/li>
      • \u60a8\u53ef\u4ee5\u4f7f\u7528Impala\u4f7f\u7528\u7c7bSQL\u67e5\u8be2\u8bbf\u95ee\u6570\u636e\u3002<\/li>
      • \u4e0e\u5176\u4ed6SQL\u5f15\u64ce\u76f8\u6bd4\uff0cImpala\u4e3aHDFS\u4e2d\u7684\u6570\u636e\u63d0\u4f9b\u4e86\u66f4\u5feb\u7684\u8bbf\u95ee\u3002<\/li>
      • \u4f7f\u7528Impala\uff0c\u60a8\u53ef\u4ee5\u5c06\u6570\u636e\u5b58\u50a8\u5728\u5b58\u50a8\u7cfb\u7edf\u4e2d\uff0c\u5982HDFS\uff0cApache HBase\u548cAmazon s3\u3002<\/li>
      • \u60a8\u53ef\u4ee5\u5c06Impala\u4e0e\u4e1a\u52a1\u667a\u80fd\u5de5\u5177\uff08\u5982Tableau\uff0cPentaho\uff0cMicro\u7b56\u7565\u548c\u7f29\u653e\u6570\u636e\uff09\u96c6\u6210\u3002<\/li>
      • Impala\u652f\u6301\u5404\u79cd\u6587\u4ef6\u683c\u5f0f\uff0c\u5982LZO\uff0c\u5e8f\u5217\u6587\u4ef6\uff0cAvro\uff0cRCFile\u548cParquet\u3002<\/li>
      • Impala\u4f7f\u7528Apache Hive\u7684\u5143\u6570\u636e\uff0cODBC\u9a71\u52a8\u7a0b\u5e8f\u548cSQL\u8bed\u6cd5\u3002<\/li><\/ul>\n\n\n\n

        \u5173\u7cfb\u6570\u636e\u5e93\u548cImpala<\/p>\n\n\n\n

        Impala\u4f7f\u7528\u7c7b\u4f3c\u4e8eSQL\u548cHiveQL\u7684Query\u8bed\u8a00\u3002 \u4e0b\u8868\u63cf\u8ff0\u4e86SQL\u548cImpala\u67e5\u8be2\u8bed\u8a00\u4e4b\u95f4\u7684\u4e00\u4e9b\u5173\u952e\u5dee\u5f02\u3002<\/p>\n\n\n\n

        Impala<\/strong><\/td>\u5173\u7cfb\u578b\u6570\u636e\u5e93<\/strong><\/td><\/tr>
        Impala\u4f7f\u7528\u7c7b\u4f3c\u4e8eHiveQL\u7684\u7c7b\u4f3cSQL\u7684\u67e5\u8be2\u8bed\u8a00\u3002<\/td>\u5173\u7cfb\u6570\u636e\u5e93\u4f7f\u7528SQL\u8bed\u8a00\u3002<\/td><\/tr>
        \u5728Impala\u4e2d\uff0c\u60a8\u65e0\u6cd5\u66f4\u65b0\u6216\u5220\u9664\u5355\u4e2a\u8bb0\u5f55\u3002<\/td>\u5728\u5173\u7cfb\u6570\u636e\u5e93\u4e2d\uff0c\u53ef\u4ee5\u66f4\u65b0\u6216\u5220\u9664\u5355\u4e2a\u8bb0\u5f55\u3002<\/td><\/tr>
        Impala\u4e0d\u652f\u6301\u4e8b\u52a1\u3002<\/td>\u5173\u7cfb\u6570\u636e\u5e93\u652f\u6301\u4e8b\u52a1\u3002<\/td><\/tr>
        Impala\u4e0d\u652f\u6301\u7d22\u5f15\u3002<\/td>\u5173\u7cfb\u6570\u636e\u5e93\u652f\u6301\u7d22\u5f15\u3002<\/td><\/tr>
        Impala\u5b58\u50a8\u548c\u7ba1\u7406\u5927\u91cf\u6570\u636e\uff08PB\uff09\u3002<\/td> \u4e0eImpala\u76f8\u6bd4\uff0c\u5173\u7cfb\u6570\u636e\u5e93\u5904\u7406\u7684\u6570\u636e\u91cf\u8f83\u5c11\uff08TB\uff09\u3002<\/td><\/tr><\/tbody><\/table>
        OLTP\u548cimpala\u5bf9\u6bd4<\/figcaption><\/figure>\n\n\n\n

        Hive\uff0cHbase\u548cImpala<\/p>\n\n\n\n

        \u867d\u7136Cloudera Impala\u4f7f\u7528\u4e0eHive\u76f8\u540c\u7684\u67e5\u8be2\u8bed\u8a00\uff0c\u5143\u6570\u636e\u548c\u7528\u6237\u754c\u9762\uff0c\u4f46\u5728\u67d0\u4e9b\u65b9\u9762\u5b83\u4e0eHive\u548cHBase\u4e0d\u540c\u3002 \u4e0b\u8868\u4ecb\u7ecd\u4e86HBase\uff0cHive\u548cImpala\u4e4b\u95f4\u7684\u6bd4\u8f83\u5206\u6790\u3002<\/p>\n\n\n\n

        HBase<\/strong><\/td>Hive<\/strong><\/td>Impala<\/strong><\/td><\/tr>
        HBase\u662f\u57fa\u4e8eApache Hadoop\u7684\u5bbd\u5217\u5b58\u50a8\u6570\u636e\u5e93\u3002 \u5b83\u4f7f\u7528BigTable\u7684\u6982\u5ff5\u3002<\/td>Hive\u662f\u4e00\u4e2a\u6570\u636e\u4ed3\u5e93\u8f6f\u4ef6\u3002 \u4f7f\u7528\u5b83\uff0c\u6211\u4eec\u53ef\u4ee5\u8bbf\u95ee\u548c\u7ba1\u7406\u57fa\u4e8eHadoop\u7684\u5927\u578b\u5206\u5e03\u5f0f\u6570\u636e\u96c6\u3002<\/td>Impala\u662f\u4e00\u4e2a\u7ba1\u7406\uff0c\u5206\u6790\u5b58\u50a8\u5728Hadoop\u4e0a\u7684\u6570\u636e\u7684\u5de5\u5177\u3002<\/td><\/tr>
        HBase\u7684\u6570\u636e\u6a21\u578b\u662f\u5bbd\u5217\u5b58\u50a8\u3002<\/td>Hive\u9075\u5faa\u5173\u7cfb\u6a21\u578b\u3002<\/td>Impala\u9075\u5faa\u5173\u7cfb\u6a21\u578b\u3002<\/td><\/tr>
        HBase\u662f\u4f7f\u7528Java\u8bed\u8a00\u5f00\u53d1\u7684\u3002<\/td>Hive\u662f\u4f7f\u7528Java\u8bed\u8a00\u5f00\u53d1\u7684\u3002<\/td>Impala\u662f\u4f7f\u7528C ++\u5f00\u53d1\u7684\u3002<\/td><\/tr>
        HBase\u7684\u6570\u636e\u6a21\u578b\u662f\u65e0\u6a21\u5f0f\u7684\u3002<\/td>Hive\u7684\u6570\u636e\u6a21\u578b\u662f\u57fa\u4e8e\u6a21\u5f0f\u7684\u3002<\/td>Impala\u7684\u6570\u636e\u6a21\u578b\u662f\u57fa\u4e8e\u6a21\u5f0f\u7684\u3002<\/td><\/tr>
        HBase\u63d0\u4f9bJava\uff0cRESTful\u548cThrift API\u3002<\/td>Hive\u63d0\u4f9bJDBC\uff0cODBC\uff0cThrift API\u3002<\/td>Impala\u63d0\u4f9bJDBC\u548cODBC API\u3002<\/td><\/tr>
        \u652f\u6301C\uff0cC\uff03\uff0cC ++\uff0cGroovy\uff0cJava PHP\uff0cPython\u548cScala\u7b49\u7f16\u7a0b\u8bed\u8a00\u3002<\/td>\u652f\u6301C ++\uff0cJava\uff0cPHP\u548cPython\u7b49\u7f16\u7a0b\u8bed\u8a00\u3002<\/td>Impala\u652f\u6301\u6240\u6709\u652f\u6301JDBC \/ ODBC\u7684\u8bed\u8a00\u3002<\/td><\/tr>
        HBase\u63d0\u4f9b\u5bf9\u89e6\u53d1\u5668\u7684\u652f\u6301\u3002<\/td>Hive\u4e0d\u63d0\u4f9b\u4efb\u4f55\u89e6\u53d1\u5668\u652f\u6301\u3002<\/td>Impala\u4e0d\u63d0\u4f9b\u5bf9\u89e6\u53d1\u5668\u7684\u4efb\u4f55\u652f\u6301\u3002<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

        \u6240\u6709\u8fd9\u4e09\u4e2a\u6570\u636e\u5e93 - <\/p>\n\n\n\n

        • \u662fNOSQL\u6570\u636e\u5e93\u3002<\/li>
        • \u53ef\u7528\u4f5c\u5f00\u6e90\u3002<\/li>
        • \u652f\u6301\u670d\u52a1\u5668\u7aef\u811a\u672c\u3002<\/li>
        • \u6309\u7167ACID\u5c5e\u6027\uff0c\u5982Durability\u548cConcurrency\u3002<\/li>
        • \u4f7f\u7528\u5206\u7247\u8fdb\u884c\u5206\u533a\u3002<\/li><\/ul>\n\n\n\n

          Impala\u7684\u7f3a\u70b9<\/p>\n\n\n\n

          \u4f7f\u7528Impala\u7684\u4e00\u4e9b\u7f3a\u70b9\u5982\u4e0b - <\/p>\n\n\n\n

          • Impala\u4e0d\u63d0\u4f9b\u4efb\u4f55\u5bf9\u5e8f\u5217\u5316\u548c\u53cd\u5e8f\u5217\u5316\u7684\u652f\u6301\u3002<\/li>
          • Impala\u53ea\u80fd\u8bfb\u53d6\u6587\u672c\u6587\u4ef6\uff0c\u800c\u4e0d\u80fd\u8bfb\u53d6\u81ea\u5b9a\u4e49\u4e8c\u8fdb\u5236\u6587\u4ef6\u3002<\/li>
          • \u6bcf\u5f53\u65b0\u7684\u8bb0\u5f55\/\u6587\u4ef6\u88ab\u6dfb\u52a0\u5230HDFS\u4e2d\u7684\u6570\u636e\u76ee\u5f55\u65f6\uff0c\u8be5\u8868\u9700\u8981\u88ab\u5237\u65b0\u3002<\/li><\/ul>\n","protected":false},"excerpt":{"rendered":"

            \u4ec0\u4e48\u662fImpala\uff1f Impala\u662f\u7528\u4e8e\u5904\u7406\u5b58\u50a8\u5728Hadoop\u96c6\u7fa4\u4e2d\u7684\u5927\u91cf\u6570\u636e\u7684MPP\uff08\u5927\u89c4\u6a21\u5e76\u884c\u5904\u7406\uff09SQL […]<\/p>\n","protected":false},"author":1,"featured_media":340,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[11],"tags":[],"_links":{"self":[{"href":"https:\/\/blog.frost-s.com\/index.php\/wp-json\/wp\/v2\/posts\/339"}],"collection":[{"href":"https:\/\/blog.frost-s.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.frost-s.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.frost-s.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.frost-s.com\/index.php\/wp-json\/wp\/v2\/comments?post=339"}],"version-history":[{"count":2,"href":"https:\/\/blog.frost-s.com\/index.php\/wp-json\/wp\/v2\/posts\/339\/revisions"}],"predecessor-version":[{"id":342,"href":"https:\/\/blog.frost-s.com\/index.php\/wp-json\/wp\/v2\/posts\/339\/revisions\/342"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/blog.frost-s.com\/index.php\/wp-json\/wp\/v2\/media\/340"}],"wp:attachment":[{"href":"https:\/\/blog.frost-s.com\/index.php\/wp-json\/wp\/v2\/media?parent=339"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.frost-s.com\/index.php\/wp-json\/wp\/v2\/categories?post=339"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.frost-s.com\/index.php\/wp-json\/wp\/v2\/tags?post=339"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}