{"id":104250,"date":"2026-09-12T08:25:14","date_gmt":"2026-09-12T00:25:14","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/104250.html"},"modified":"2026-09-12T08:25:14","modified_gmt":"2026-09-12T00:25:14","slug":"mysql-%e5%88%86%e5%b8%83%e5%bc%8f%e9%9b%86%e7%be%a4%e7%b3%bb%e5%88%97-%c2%b7-%e7%ac%ac%e4%ba%8c%e7%af%87%ef%bc%9a%e6%9e%b6%e6%9e%84%e6%b7%b1%e5%ba%a6%e6%8b%86%e8%a7%a3-ndb-%e4%b8%89%e5%a4%a7%e6%a0%b8","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/104250.html","title":{"rendered":"MySQL \u5206\u5e03\u5f0f\u96c6\u7fa4\u7cfb\u5217 \u00b7 \u7b2c\u4e8c\u7bc7\uff1a\u67b6\u6784\u6df1\u5ea6\u62c6\u89e3--NDB \u4e09\u5927\u6838\u5fc3\u8282\u70b9"},"content":{"rendered":"

\u76ee \u00a0\u5f55<\/span><\/span><\/h2>\n

\n

\u56de\u987e\u4e0e\u5bfc\u8bfb：\u4ece"\u662f\u4ec0\u4e48"\u5230"\u600e\u4e48\u5de5\u4f5c"<\/span><\/span><\/p>\n

\u7b2c\u4e00\u7ae0 NDB \u6807\u51c6\u4e09\u5c42\u67b6\u6784\u603b\u89c8<\/span><\/span><\/p>\n

1.1 \u4e00\u4e2a\u96c6\u7fa4 = \u4e09\u7c7b\u89d2\u8272<\/span><\/span><\/p>\n

1.2 \u4e00\u5f20\u62d3\u6251\u56fe\u8bfb\u61c2\u4e09\u5c42\u67b6\u6784<\/span><\/span><\/p>\n

1.3 \u4e00\u6b21\u67e5\u8be2\u7684\u5b8c\u6574\u65c5\u7a0b<\/span><\/span><\/p>\n

\u7b2c\u4e8c\u7ae0 \u7ba1\u7406\u8282\u70b9 ndb_mgmd：\u96c6\u7fa4\u7684"\u5927\u8111"<\/span><\/span><\/p>\n

2.1 \u7ba1\u7406\u8282\u70b9\u7684\u89d2\u8272\u5b9a\u4f4d<\/span><\/span><\/p>\n

2.2 \u4e94\u5927\u6838\u5fc3\u804c\u80fd<\/span><\/span><\/p>\n

2.3 \u7ba1\u7406\u8282\u70b9\u7684\u5bb9\u9519\u8bbe\u8ba1<\/span><\/span><\/p>\n

\u7b2c\u4e09\u7ae0 \u6570\u636e\u8282\u70b9 ndbd：\u6838\u5fc3\u6570\u636e\u5b58\u50a8\u5c42<\/span><\/span><\/p>\n

3.1 \u6570\u636e\u8282\u70b9\u7684\u89d2\u8272\u5b9a\u4f4d<\/span><\/span><\/p>\n

3.2 \u5185\u5b58 + \u78c1\u76d8\u53cc\u5b58\u50a8\u4f53\u7cfb<\/span><\/span><\/p>\n

3.3 \u81ea\u52a8\u5206\u7247：\u6570\u636e\u5982\u4f55\u6253\u6563\u5230\u591a\u8282\u70b9<\/span><\/span><\/p>\n

3.4 \u6570\u636e\u5197\u4f59：\u4e3b\u526f\u672c\u4e0e\u5907\u4efd\u526f\u672c<\/span><\/span><\/p>\n

3.5 \u5197\u4f59\u5982\u4f55\u4fdd\u8bc1\u53ef\u7528\u6027<\/span><\/span><\/p>\n

\u7b2c\u56db\u7ae0 SQL \u8282\u70b9 mysqld：\u4e1a\u52a1\u63a5\u5165\u5c42<\/span><\/span><\/p>\n

4.1 SQL \u8282\u70b9\u7684\u89d2\u8272\u5b9a\u4f4d<\/span><\/span><\/p>\n

4.2 SQL \u8282\u70b9\u7684\u6838\u5fc3\u5de5\u4f5c<\/span><\/span><\/p>\n

4.3 \u65e0\u6570\u636e\u5b58\u50a8\u80fd\u529b<\/span><\/span><\/p>\n

4.4 \u591a SQL \u8282\u70b9\u4e0e\u8fde\u63a5\u8def\u7531<\/span><\/span><\/p>\n

\u7b2c\u4e94\u7ae0 \u4e09\u79cd\u5178\u578b\u90e8\u7f72\u67b6\u6784<\/span><\/span><\/p>\n

5.1 \u6700\u4f4e\u751f\u4ea7\u90e8\u7f72\u67b6\u6784<\/span><\/span><\/p>\n

5.2 \u6807\u51c6\u9ad8\u53ef\u7528\u67b6\u6784<\/span><\/span><\/p>\n

5.3 \u6269\u5bb9\u67b6\u6784<\/span><\/span><\/p>\n

\u7b2c\u516d\u7ae0 \u65e0\u5355\u70b9\u6545\u969c\u7684\u5e95\u5c42\u539f\u7406<\/span><\/span><\/p>\n

6.1 \u7b2c\u4e00\u5c42：\u8282\u70b9\u5197\u4f59\u2014\u2014\u6570\u636e\u5904\u5904\u6709\u5907\u4efd<\/span><\/span><\/p>\n

6.2 \u7b2c\u4e8c\u5c42：\u5fc3\u8df3\u673a\u5236\u2014\u2014\u5065\u5eb7\u72b6\u6001\u5b9e\u65f6\u611f\u77e5<\/span><\/span><\/p>\n

6.3 \u7b2c\u4e09\u5c42：\u81ea\u52a8\u5bb9\u9519\u5207\u6362\u2014\u2014\u6545\u969c\u540e\u4e1a\u52a1\u65e0\u611f\u77e5<\/span><\/span><\/p>\n

6.4 \u7f51\u7edc\u5206\u533a\u4e0e\u4ef2\u88c1\u673a\u5236<\/span><\/span><\/p>\n

\u8bfb\u8005\u6536\u83b7\u4e0e\u4e0b\u4e00\u6b65<\/span><\/span><\/p>\n

7.1 \u8bfb\u5b8c\u672c\u7bc7，\u4f60\u5e94\u8be5\u5e26\u8d70\u4ec0\u4e48<\/span><\/span><\/p>\n

7.2 \u4e0b\u4e00\u6b65\u5efa\u8bae<\/span><\/span><\/p>\n<\/p>\n

\u56de\u987e\u4e0e\u5bfc\u8bfb：\u4ece"\u662f\u4ec0\u4e48"\u5230"\u600e\u4e48\u5de5\u4f5c"<\/span><\/span><\/h2>\n

\u7b2c\u4e00\u7bc7\u6211\u4eec\u5efa\u7acb\u4e86 NDB \u7684\u6574\u4f53\u8ba4\u77e5：\u5b83\u662f MySQL \u5185\u7f6e\u7684\u5206\u5e03\u5f0f\u96c6\u7fa4\u5b58\u50a8\u5f15\u64ce，\u5177\u5907\u9ad8\u53ef\u7528\u3001\u4f4e\u5ef6\u8fdf\u3001\u591a\u4e3b\u5199\u5165\u3001\u6a2a\u5411\u6269\u5bb9\u56db\u5927\u80fd\u529b\u3002\u4f46"\u4e3a\u4ec0\u4e48\u80fd\u505a\u5230"\u624d\u662f\u786c\u6838\u95ee\u9898\u2014\u2014NDB \u7a76\u7adf\u7531\u54ea\u4e9b\u90e8\u5206\u7ec4\u6210？\u6bcf\u4e2a\u90e8\u5206\u5728\u627f\u62c5\u4ec0\u4e48\u804c\u8d23？\u6570\u636e\u5982\u4f55\u5728\u8282\u70b9\u4e4b\u95f4\u6d41\u8f6c？\u6545\u969c\u53d1\u751f\u65f6\u7cfb\u7edf\u5982\u4f55\u81ea\u52a8\u6062\u590d？<\/span><\/span><\/p>\n

\u8fd9\u4e00\u7bc7\u5c06\u6df1\u5165 NDB \u96c6\u7fa4\u7684\u7269\u7406\u4e0e\u903b\u8f91\u9aa8\u67b6，\u62c6\u89e3\u4e09\u5927\u6838\u5fc3\u8282\u70b9\u7684\u5b8c\u6574\u5de5\u4f5c\u673a\u5236，\u5e76\u8bb2\u6e05\u695a"\u65e0\u5355\u70b9\u6545\u969c"\u5230\u5e95\u662f\u5982\u4f55\u4ece\u67b6\u6784\u5c42\u9762\u5b9e\u73b0\u7684\u3002\u8bfb\u5b8c\u8fd9\u4e00\u7bc7，\u4f60\u5c06\u5bf9 NDB \u6709\u4e00\u4e2a\u5de5\u7a0b\u5e08\u7ea7\u522b\u7684\u6574\u4f53\u8ba4\u77e5，\u4e3a\u540e\u7eed\u7684\u90e8\u7f72\u5b9e\u64cd\u4e0e\u8fd0\u7ef4\u8c03\u4f18\u7bc7\u7ae0\u6253\u4e0b\u575a\u5b9e\u57fa\u7840\u3002<\/span><\/span><\/p>\n

\u7b2c\u4e00\u7ae0 NDB \u6807\u51c6\u4e09\u5c42\u67b6\u6784\u603b\u89c8<\/span><\/span><\/h2>\n

1.1 \u4e00\u4e2a\u96c6\u7fa4 = \u4e09\u7c7b\u89d2\u8272<\/span><\/span><\/h3>\n

NDB Cluster \u7531\u4e09\u79cd\u4e0d\u540c\u7c7b\u578b\u7684\u8282\u70b9\u8fdb\u7a0b\u7ec4\u6210，\u5b83\u4eec\u5206\u5de5\u660e\u786e\u3001\u5404\u53f8\u5176\u804c，\u5171\u540c\u5bf9\u5916\u63d0\u4f9b\u5b8c\u6574\u7684\u5206\u5e03\u5f0f\u6570\u636e\u5e93\u670d\u52a1：<\/span><\/span><\/p>\n

    \n
  • \u7ba1\u7406\u8282\u70b9（ndb_mgmd）：\u96c6\u7fa4\u7684"\u5927\u8111"，\u8d1f\u8d23\u914d\u7f6e\u7ba1\u7406\u3001\u8282\u70b9\u6ce8\u518c\u3001\u5fc3\u8df3\u76d1\u63a7\u4e0e\u6545\u969c\u534f\u8c03\u3002<\/span><\/li>\n
  • \u6570\u636e\u8282\u70b9（ndbd \/ ndbmtd）：\u96c6\u7fa4\u7684"\u8eaf\u5e72"，\u5b9e\u9645\u5b58\u50a8\u6570\u636e，\u627f\u62c5\u5206\u7247\u3001\u590d\u5236\u4e0e\u4e8b\u52a1\u6267\u884c\u3002<\/span><\/li>\n
  • SQL \u8282\u70b9（mysqld）：\u96c6\u7fa4\u7684"\u8138\u9762"，\u9762\u5411\u4e1a\u52a1\u63d0\u4f9b\u6807\u51c6 MySQL \u63a5\u53e3，\u89e3\u6790 SQL \u5e76\u8f6c\u53d1\u7ed9\u6570\u636e\u8282\u70b9\u3002<\/span><\/li>\n<\/ul>\n

    \u8fd9\u4e09\u7c7b\u89d2\u8272\u53ef\u4ee5\u90e8\u7f72\u5728\u540c\u4e00\u53f0\u7269\u7406\u673a\u4e0a（\u5f00\u53d1\u73af\u5883），\u4f46\u5728\u751f\u4ea7\u73af\u5883\u4e2d，\u5b98\u65b9\u63a8\u8350\u5c06\u4e0d\u540c\u7c7b\u578b\u8282\u70b9\u90e8\u7f72\u5728\u4e0d\u540c\u4e3b\u673a\u4e0a，\u5c24\u5176\u662f\u6570\u636e\u8282\u70b9，\u6bcf\u4e2a\u5e94\u72ec\u5360\u4e00\u53f0\u670d\u52a1\u5668\u3002<\/span><\/span><\/p>\n

    1.2 \u4e00\u5f20\u62d3\u6251\u56fe\u8bfb\u61c2\u4e09\u5c42\u67b6\u6784<\/span><\/span><\/h3>\n

    \u4e00\u4e2a\u5178\u578b\u7684 NDB \u96c6\u7fa4\u62d3\u6251\u5982\u4e0b（\u4ee5 2 \u4e2a\u7ba1\u7406\u8282\u70b9\u30014 \u4e2a\u6570\u636e\u8282\u70b9\u30012 \u4e2a SQL \u8282\u70b9\u4e3a\u4f8b）：<\/span><\/span><\/p>\n\n\n\n\n\n\n
    \n

    \u5c42\u7ea7<\/span><\/span><\/p>\n<\/td>\n

    		\n

    \u8282\u70b9\u8fdb\u7a0b<\/span><\/span><\/p>\n<\/td>\n

    		\n

    \u5178\u578b\u6570\u91cf<\/span><\/span><\/p>\n<\/td>\n

    		\n

    \u6838\u5fc3\u804c\u8d23<\/span><\/span><\/p>\n<\/td>\n<\/tr>\n

    \n

    \u63a5\u5165\u5c42<\/span><\/span><\/p>\n<\/td>\n

    		\n

    mysqld（SQL \u8282\u70b9）<\/span><\/span><\/p>\n<\/td>\n

    		\n

    2+ \u53f0<\/span><\/span><\/p>\n<\/td>\n

    		\n

    \u63a5\u6536\u4e1a\u52a1 SQL，\u89e3\u6790\u4f18\u5316，\u5bf9\u63a5\u6570\u636e\u8282\u70b9<\/span><\/span><\/p>\n<\/td>\n<\/tr>\n

    \n

    \u7ba1\u63a7\u5c42<\/span><\/span><\/p>\n<\/td>\n

    		\n

    ndb_mgmd（\u7ba1\u7406\u8282\u70b9）<\/span><\/span><\/p>\n<\/td>\n

    		\n

    1~2 \u53f0<\/span><\/span><\/p>\n<\/td>\n

    		\n

    \u914d\u7f6e\u5206\u53d1\u3001\u5fc3\u8df3\u76d1\u63a7\u3001\u8282\u70b9\u8c03\u5ea6\u3001\u6545\u969c\u4ef2\u88c1<\/span><\/span><\/p>\n<\/td>\n<\/tr>\n

    \n

    \u5b58\u50a8\u5c42<\/span><\/span><\/p>\n<\/td>\n

    		\n

    ndbd \/ ndbmtd（\u6570\u636e\u8282\u70b9）<\/span><\/span><\/p>\n<\/td>\n

    		\n

    2~4+ \u53f0<\/span><\/span><\/p>\n<\/td>\n

    		\n

    \u6570\u636e\u5206\u7247\u5b58\u50a8\u3001\u591a\u526f\u672c\u590d\u5236\u3001\u4e8b\u52a1\u6267\u884c<\/span><\/span><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    \u4e1a\u52a1\u5e94\u7528\u53ea\u4e0e SQL \u8282\u70b9\u901a\u4fe1，SQL \u8282\u70b9\u4e0e\u7ba1\u7406\u8282\u70b9\u3001\u6570\u636e\u8282\u70b9\u901a\u4fe1，\u7ba1\u7406\u8282\u70b9\u4e0e\u6240\u6709\u8282\u70b9\u901a\u4fe1\u3002\u6570\u636e\u8282\u70b9\u4e4b\u95f4\u5219\u901a\u8fc7\u4e13\u7528\u7684\u5185\u90e8\u7f51\u7edc（NDB transport）\u9ad8\u901f\u4e92\u8054，\u5b8c\u6210\u540c\u6b65\u590d\u5236\u3002\u6574\u4e2a\u96c6\u7fa4\u901a\u8fc7\u6807\u51c6 TCP\/IP \u4e92\u8054，\u4e5f\u53ef\u5728\u8282\u70b9\u95f4\u4f7f\u7528\u5171\u4eab\u5185\u5b58\u6216\u9ad8\u901f\u4e92\u8fde（\u5982 InfiniBand）\u8fdb\u4e00\u6b65\u63d0\u5347\u6027\u80fd\u3002<\/span><\/span><\/p>\n

    1.3 \u4e00\u6b21\u67e5\u8be2\u7684\u5b8c\u6574\u65c5\u7a0b<\/span><\/span><\/h3>\n

    \u4e3a\u4e86\u76f4\u89c2\u7406\u89e3\u4e09\u5c42\u5206\u5de5，\u8fd9\u91cc\u5148\u7ed9\u51fa\u4e00\u6b21\u5178\u578b\u8bfb\u8bf7\u6c42\u7684\u6d41\u8f6c\u8fc7\u7a0b（\u540e\u7eed\u7ae0\u8282\u4f1a\u9010\u4e00\u8be6\u89e3\u5404\u73af\u8282）：<\/span><\/span><\/p>\n

      \n
    • \u6b65\u9aa4 1：\u5e94\u7528\u5411\u4efb\u610f SQL \u8282\u70b9\u53d1\u8d77 SELECT \u8bed\u53e5\u3002<\/span><\/li>\n
    • \u6b65\u9aa4 2：SQL \u8282\u70b9\u89e3\u6790\u5e76\u4f18\u5316 SQL，\u6839\u636e\u5206\u533a\u89c4\u5219\u5b9a\u4f4d\u6570\u636e\u6240\u5728\u7684\u6570\u636e\u8282\u70b9，\u5c06\u8bf7\u6c42\u62c6\u5206\u4e3a\u9488\u5bf9\u5177\u4f53\u5206\u533a\u7684\u5185\u90e8\u64cd\u4f5c\u3002<\/span><\/li>\n
    • \u6b65\u9aa4 3：\u6570\u636e\u8282\u70b9\u6267\u884c\u64cd\u4f5c，\u8bfb\u53d6\u5185\u5b58\u4e2d\u7684\u6570\u636e（\u4e3b\u526f\u672c\u6216\u5907\u4efd\u526f\u672c，\u7531\u5f15\u64ce\u81ea\u52a8\u9009\u62e9），\u8fd4\u56de\u7ed3\u679c\u3002<\/span><\/li>\n
    • \u6b65\u9aa4 4：SQL \u8282\u70b9\u6c47\u603b\u5404\u5206\u533a\u7ed3\u679c，\u7ec4\u88c5\u6210\u6807\u51c6\u7ed3\u679c\u96c6\u8fd4\u56de\u5e94\u7528\u3002<\/span><\/li>\n<\/ul>\n

      \u7ba1\u7406\u8282\u70b9\u5728\u8fd9\u4e00\u8fc7\u7a0b\u4e2d\u4e0d\u53c2\u4e0e\u6570\u636e\u9762，\u53ea\u8d1f\u8d23"\u770b\u62a4"\u6574\u4e2a\u96c6\u7fa4\u7684\u5065\u5eb7\u72b6\u6001\u3002\u8fd9\u79cd"\u7ba1\u63a7\u4e0e\u6570\u636e\u5206\u79bb"\u7684\u8bbe\u8ba1，\u6b63\u662f NDB \u9ad8\u53ef\u7528\u67b6\u6784\u7684\u57fa\u77f3\u3002<\/span><\/span><\/p>\n

      \u7b2c\u4e8c\u7ae0 \u7ba1\u7406\u8282\u70b9 ndb_mgmd：\u96c6\u7fa4\u7684"\u5927\u8111"<\/span><\/span><\/h2>\n

      2.1 \u7ba1\u7406\u8282\u70b9\u7684\u89d2\u8272\u5b9a\u4f4d<\/span><\/span><\/h3>\n

      \u7ba1\u7406\u8282\u70b9\u8fd0\u884c ndb_mgmd（NDB Management Server Daemon）\u8fdb\u7a0b，\u662f\u96c6\u7fa4\u7684\u63a7\u5236\u5e73\u9762\u3002\u5b83\u4e0d\u5b58\u50a8\u4efb\u4f55\u4e1a\u52a1\u6570\u636e，\u4e5f\u4e0d\u53c2\u4e0e SQL \u5904\u7406，\u4f46\u6240\u6709\u8282\u70b9\u5728\u542f\u52a8\u65f6\u90fd\u5fc5\u987b\u5148\u5411\u7ba1\u7406\u8282\u70b9\u6ce8\u518c，\u5e76\u4ece\u7ba1\u7406\u8282\u70b9\u83b7\u53d6\u96c6\u7fa4\u914d\u7f6e\u3002<\/span><\/span><\/p>\n

      \u53ef\u4ee5\u8fd9\u6837\u7406\u89e3：\u6570\u636e\u8282\u70b9\u548c SQL \u8282\u70b9\u662f"\u5e72\u6d3b\u7684\u4eba"，\u7ba1\u7406\u8282\u70b9\u662f"HR + \u76d1\u5de5 + \u8c03\u5ea6\u53f0"\u2014\u2014\u8d1f\u8d23\u767b\u8bb0\u8c01\u52a0\u5165\u4e86\u96c6\u7fa4\u3001\u8c01\u8fd8\u6d3b\u7740\u3001\u914d\u7f6e\u662f\u4ec0\u4e48\u3001\u51fa\u4e86\u95ee\u9898\u600e\u4e48\u534f\u8c03\u3002<\/span><\/span><\/p>\n

      2.2 \u4e94\u5927\u6838\u5fc3\u804c\u80fd<\/span><\/span><\/h3>\n
        \n
      • \u96c6\u7fa4\u7edf\u4e00\u7ba1\u63a7：\u7ef4\u62a4\u96c6\u7fa4\u6210\u5458\u5217\u8868，\u65b0\u8282\u70b9\u542f\u52a8\u65f6\u5b8c\u6210\u6ce8\u518c\u4e0e\u8eab\u4efd\u786e\u8ba4，\u8282\u70b9\u72b6\u6001\u53d8\u5316\u5b9e\u65f6\u540c\u6b65\u7ed9\u96c6\u7fa4\u5185\u5176\u4ed6\u6210\u5458\u3002<\/span><\/li>\n
      • \u914d\u7f6e\u540c\u6b65：\u4fdd\u5b58\u5e76\u5206\u53d1\u5168\u5c40\u914d\u7f6e\u6587\u4ef6（config.ini）\u3002\u6240\u6709\u8282\u70b9\u542f\u52a8\u65f6\u4ece\u7ba1\u7406\u8282\u70b9\u62c9\u53d6\u914d\u7f6e，\u786e\u4fdd\u6574\u4e2a\u96c6\u7fa4\u4f7f\u7528\u4e00\u81f4\u7684\u53c2\u6570\u4f53\u7cfb，\u907f\u514d\u56e0\u914d\u7f6e\u6f02\u79fb\u5bfc\u81f4\u7684\u8fd0\u884c\u5f02\u5e38\u3002<\/span><\/li>\n
      • \u5fc3\u8df3\u68c0\u6d4b：\u6301\u7eed\u63a5\u6536\u5404\u6570\u636e\u8282\u70b9\u3001SQL \u8282\u70b9\u4e0a\u62a5\u7684\u5fc3\u8df3\u4fe1\u53f7，\u5b9e\u65f6\u638c\u63e1\u6bcf\u4e2a\u8282\u70b9\u7684\u5b58\u6d3b\u72b6\u6001\u3002<\/span><\/li>\n
      • \u6545\u969c\u76d1\u63a7：\u68c0\u6d4b\u5230\u8282\u70b9\u5931\u8054\u6216\u5f02\u5e38\u65f6，\u7acb\u5373\u89e6\u53d1\u96c6\u7fa4\u7ea7\u4e8b\u4ef6（\u5982\u65e5\u5fd7\u544a\u8b66\u3001\u6545\u969c\u8f6c\u79fb\u534f\u8c03），\u5e76\u5728\u5fc5\u8981\u65f6\u542f\u52a8\u4ef2\u88c1\u6d41\u7a0b\u3002<\/span><\/li>\n
      • \u8282\u70b9\u8c03\u5ea6：\u5728\u96c6\u7fa4\u542f\u52a8\u3001\u8282\u70b9\u52a0\u5165\/\u9000\u51fa\u3001\u5728\u7ebf\u6269\u5bb9\u7b49\u573a\u666f\u4e0b，\u534f\u8c03\u5404\u8282\u70b9\u7684\u521d\u59cb\u5316\u987a\u5e8f\u4e0e\u72b6\u6001\u8fc1\u79fb\u3002<\/span><\/li>\n<\/ul>\n

        2.3 \u7ba1\u7406\u8282\u70b9\u7684\u5bb9\u9519\u8bbe\u8ba1<\/span><\/span><\/h3>\n

        \u7ba1\u7406\u8282\u70b9\u672c\u8eab\u4e5f\u662f\u96c6\u7fa4\u7684\u4e00\u90e8\u5206，\u540c\u6837\u9075\u5faa"\u65e0\u5355\u70b9\u6545\u969c"\u539f\u5219\u3002\u751f\u4ea7\u73af\u5883\u4e2d\u901a\u5e38\u90e8\u7f72\u4e24\u4e2a\u7ba1\u7406\u8282\u70b9\u5f62\u6210\u5197\u4f59：\u4e00\u4e2a\u4f5c\u4e3a\u4e3b\u7ba1\u7406\u8282\u70b9，\u53e6\u4e00\u4e2a\u4f5c\u4e3a\u70ed\u5907\u3002\u4e3b\u7ba1\u7406\u8282\u70b9\u6545\u969c\u65f6，\u5907\u7528\u7ba1\u7406\u8282\u70b9\u81ea\u52a8\u63a5\u7ba1\u7ba1\u63a7\u804c\u8d23\u3002<\/span><\/span><\/p>\n

        \u9700\u8981\u6f84\u6e05\u4e00\u4e2a\u5e38\u89c1\u8bef\u533a：\u7ba1\u7406\u8282\u70b9\u77ed\u6682\u4e0d\u53ef\u7528，\u5e76\u4e0d\u4f1a\u5bfc\u81f4\u6b63\u5728\u8fd0\u884c\u7684\u6570\u636e\u8282\u70b9\u548c SQL \u8282\u70b9\u7acb\u5373\u505c\u6446\u3002\u5df2\u6ce8\u518c\u7684\u8282\u70b9\u4ecd\u53ef\u7ee7\u7eed\u63d0\u4f9b\u6570\u636e\u670d\u52a1；\u4f46\u96c6\u7fa4\u91cd\u542f\u3001\u65b0\u8282\u70b9\u52a0\u5165\u3001\u914d\u7f6e\u53d8\u66f4\u7b49"\u4f9d\u8d56\u7ba1\u7406\u9762"\u7684\u64cd\u4f5c\u4f1a\u6682\u65f6\u65e0\u6cd5\u8fdb\u884c\u3002\u56e0\u6b64，\u53cc\u7ba1\u7406\u8282\u70b9\u5197\u4f59\u7684\u610f\u4e49\u5728\u4e8e\u4fdd\u8bc1\u96c6\u7fa4\u751f\u547d\u5468\u671f\u7ba1\u7406\u80fd\u529b\u4e0d\u4e2d\u65ad\u3002<\/span><\/span><\/p>\n

        \u7b2c\u4e09\u7ae0 \u6570\u636e\u8282\u70b9 ndbd：\u6838\u5fc3\u6570\u636e\u5b58\u50a8\u5c42<\/span><\/span><\/h2>\n

        3.1 \u6570\u636e\u8282\u70b9\u7684\u89d2\u8272\u5b9a\u4f4d<\/span><\/span><\/h3>\n

        \u6570\u636e\u8282\u70b9\u8fd0\u884c ndbd（\u5355\u7ebf\u7a0b\u5b88\u62a4\u8fdb\u7a0b）\u6216 ndbmtd（\u591a\u7ebf\u7a0b\u5b88\u62a4\u8fdb\u7a0b），\u662f NDB \u96c6\u7fa4\u771f\u6b63\u5b58\u653e\u6570\u636e\u7684\u5730\u65b9\u3002\u6240\u6709\u4e1a\u52a1\u6570\u636e\u7684\u5b58\u50a8\u3001\u8bfb\u53d6\u3001\u590d\u5236\u3001\u4e8b\u52a1\u6267\u884c\u90fd\u5728\u6570\u636e\u8282\u70b9\u4e0a\u5b8c\u6210\u3002\u5b98\u65b9\u5f3a\u70c8\u5efa\u8bae\u6bcf\u4e2a\u6570\u636e\u8282\u70b9\u90e8\u7f72\u5728\u72ec\u7acb\u7684\u7269\u7406\u670d\u52a1\u5668\u4e0a\u3002<\/span><\/span><\/p>\n

        \u6570\u636e\u8282\u70b9\u662f NDB \u7684"\u6838\u5fc3\u8d44\u4ea7"\u2014\u2014\u5b83\u4eec\u7684\u6570\u91cf\u51b3\u5b9a\u4e86\u96c6\u7fa4\u7684\u5bb9\u91cf\u4e0a\u9650\u4e0e\u5199\u5165\u541e\u5410；\u5b83\u4eec\u7684\u5065\u5eb7\u72b6\u6001\u76f4\u63a5\u51b3\u5b9a\u4e86\u96c6\u7fa4\u80fd\u5426\u5bf9\u5916\u670d\u52a1\u3002<\/span><\/span><\/p>\n

        3.2 \u5185\u5b58 + \u78c1\u76d8\u53cc\u5b58\u50a8\u4f53\u7cfb<\/span><\/span><\/h3>\n
          \n
        • \u5185\u5b58\u5b58\u50a8（\u4e3b\u5b58\u50a8）：NDB \u662f\u5185\u5b58\u4f18\u5148\u5f15\u64ce，\u8868\u6570\u636e\u4e3b\u8981\u9a7b\u7559\u5728\u6570\u636e\u8282\u70b9\u5185\u5b58\u4e2d，\u8bfb\u5199\u8def\u5f84\u4e0d\u7ecf\u8fc7\u78c1\u76d8，\u4ece\u800c\u83b7\u5f97\u6781\u4f4e\u5ef6\u8fdf\u3002\u6bcf\u4e2a\u6570\u636e\u8282\u70b9\u7684\u5185\u5b58\u5bb9\u91cf\u76f4\u63a5\u51b3\u5b9a\u5176\u80fd\u627f\u8f7d\u7684\u6570\u636e\u91cf\u3002<\/span><\/li>\n
        • \u78c1\u76d8\u5b58\u50a8（\u8865\u5145\u5c42）：NDB \u652f\u6301\u78c1\u76d8\u6570\u636e\u8868（Disk Data Tables），\u5c06\u4e00\u90e8\u5206\u4e0d\u5e38\u8bbf\u95ee\u6216\u4f53\u91cf\u8f83\u5927\u7684\u6570\u636e\u843d\u5230\u78c1\u76d8，\u4f5c\u4e3a\u5185\u5b58\u5bb9\u91cf\u7684\u5ef6\u4f38\u3002\u91cd\u505a\u65e5\u5fd7（Redo Log）\u3001\u5907\u4efd\u6587\u4ef6\u7b49\u4e5f\u843d\u76d8\u4fdd\u5b58，\u4fdd\u8bc1\u5185\u5b58\u6570\u636e\u53ef\u6062\u590d\u3002<\/span><\/li>\n<\/ul>\n

          \u7406\u89e3\u53cc\u5b58\u50a8\u7684\u5173\u952e：\u5185\u5b58\u63d0\u4f9b\u901f\u5ea6，\u78c1\u76d8\u63d0\u4f9b\u5bb9\u91cf\u4e0e\u6301\u4e45\u6027\u515c\u5e95\u3002\u4e24\u8005\u7ed3\u5408，\u4f7f NDB \u5728"\u4f4e\u5ef6\u8fdf"\u4e0e"\u6570\u636e\u89c4\u6a21"\u4e4b\u95f4\u83b7\u5f97\u5e73\u8861\u3002<\/span><\/span><\/p>\n

          3.3 \u81ea\u52a8\u5206\u7247：\u6570\u636e\u5982\u4f55\u6253\u6563\u5230\u591a\u8282\u70b9<\/span><\/span><\/h3>\n

          NDB \u8868\u521b\u5efa\u540e，\u6570\u636e\u4f1a\u6309\u5206\u533a\u952e\u81ea\u52a8\u5207\u5206\u6210\u591a\u4e2a\u5206\u533a（Partition）\u3002\u5206\u533a\u6570\u91cf\u7531\u6570\u636e\u8282\u70b9\u6570\u4e0e LDM \u7ebf\u7a0b\u6570\u51b3\u5b9a：\u5206\u533a\u6570 = \u6570\u636e\u8282\u70b9\u6570 \u00d7 LDM \u7ebf\u7a0b\u6570\u3002<\/span><\/span><\/p>\n

          \u6bcf\u4e2a\u5206\u533a\u4f1a\u88ab\u5206\u914d\u5230\u4e00\u4e2a"\u8282\u70b9\u7ec4"（Node Group）\u4e0a\u3002\u8282\u70b9\u7ec4\u662f NDB \u9ad8\u53ef\u7528\u7684\u57fa\u672c\u5355\u5143，\u5176\u6570\u91cf = \u6570\u636e\u8282\u70b9\u6570 \u00f7 \u526f\u672c\u6570（NoOfReplicas）\u3002\u4f8b\u5982：4 \u4e2a\u6570\u636e\u8282\u70b9\u3001\u526f\u672c\u6570\u4e3a 2，\u5219\u5f62\u6210 2 \u4e2a\u8282\u70b9\u7ec4，\u6bcf\u7ec4 2 \u4e2a\u8282\u70b9\u3002<\/span><\/span><\/p>\n\n\n\n\n\n\n
          \n

          \u6982\u5ff5<\/span><\/span><\/p>\n<\/td>\n

          		\n

          \u5b98\u65b9\u5b9a\u4e49<\/span><\/span><\/p>\n<\/td>\n

          		\n

          \u901a\u4fd7\u7406\u89e3<\/span><\/span><\/p>\n<\/td>\n<\/tr>\n

          \n

          \u5206\u533a Partition<\/span><\/span><\/p>\n<\/td>\n

          		\n

          \u96c6\u7fa4\u5b58\u50a8\u6570\u636e\u7684\u4e00\u90e8\u5206，\u6309\u5206\u533a\u952e\u5207\u5206<\/span><\/span><\/p>\n<\/td>\n

          		\n

          \u628a\u4e00\u5f20\u5927\u8868\u5207\u6210\u82e5\u5e72"\u6570\u636e\u5757"<\/span><\/span><\/p>\n<\/td>\n<\/tr>\n

          \n

          \u7247\u6bb5\u526f\u672c Fragment Replica<\/span><\/span><\/p>\n<\/td>\n

          		\n

          \u5206\u533a\u7684\u526f\u672c，\u8282\u70b9\u7ec4\u5185\u6bcf\u4e2a\u8282\u70b9\u5404\u5b58\u4e00\u4efd<\/span><\/span><\/p>\n<\/td>\n

          		\n

          \u6bcf\u4e2a"\u6570\u636e\u5757"\u5728\u6bcf\u4e2a\u7ec4\u5458\u5404\u5b58\u4e00\u4efd<\/span><\/span><\/p>\n<\/td>\n<\/tr>\n

          \n

          \u8282\u70b9\u7ec4 Node Group<\/span><\/span><\/p>\n<\/td>\n

          		\n

          \u5b58\u653e\u4e00\u7ec4\u5206\u533a\u526f\u672c\u7684\u8282\u70b9\u96c6\u5408<\/span><\/span><\/p>\n<\/td>\n

          		\n

          \u4e00\u4e2a"\u4e92\u4e3a\u5907\u4efd\u7684\u5c0f\u5206\u961f"<\/span><\/span><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

          3.4 \u6570\u636e\u5197\u4f59：\u4e3b\u526f\u672c\u4e0e\u5907\u4efd\u526f\u672c<\/span><\/span><\/h3>\n

          \u4ee5 4 \u6570\u636e\u8282\u70b9（\u8282\u70b9\u7ec4 0 \u542b\u8282\u70b9 1\u30012；\u8282\u70b9\u7ec4 1 \u542b\u8282\u70b9 3\u30014）\u3001\u526f\u672c\u6570 2 \u7684\u7ecf\u5178 2\u00d72 \u5e03\u5c40\u4e3a\u4f8b：<\/span><\/span><\/p>\n

            \n
          • \u5206\u533a 0 \u5b58\u653e\u5728\u8282\u70b9\u7ec4 0：\u4e3b\u526f\u672c\u5728\u8282\u70b9 1，\u5907\u4efd\u526f\u672c\u5728\u8282\u70b9 2\u3002<\/span><\/li>\n
          • \u5206\u533a 1 \u5b58\u653e\u5728\u8282\u70b9\u7ec4 1：\u4e3b\u526f\u672c\u5728\u8282\u70b9 3，\u5907\u4efd\u526f\u672c\u5728\u8282\u70b9 4\u3002<\/span><\/li>\n
          • \u5206\u533a 2 \u5b58\u653e\u5728\u8282\u70b9\u7ec4 0，\u4f46\u4e3b\u5907\u4e92\u6362：\u4e3b\u526f\u672c\u5728\u8282\u70b9 2，\u5907\u4efd\u526f\u672c\u5728\u8282\u70b9 1\u3002<\/span><\/li>\n
          • \u5206\u533a 3 \u5b58\u653e\u5728\u8282\u70b9\u7ec4 1，\u540c\u6837\u4e3b\u5907\u4e92\u6362：\u4e3b\u526f\u672c\u5728\u8282\u70b9 4，\u5907\u4efd\u526f\u672c\u5728\u8282\u70b9 3\u3002<\/span><\/li>\n<\/ul>\n

            \u8fd9\u79cd"\u4e3b\u5907\u4ea4\u53c9"\u7684\u6446\u653e\u7b56\u7565\u975e\u5e38\u5173\u952e：\u5b83\u8ba9\u8d1f\u8f7d\u5747\u5300\u5206\u5e03\u5728\u5404\u8282\u70b9\u4e0a，\u4efb\u4f55\u4e00\u4e2a\u6570\u636e\u8282\u70b9\u90fd\u4e0d\u4f1a\u6210\u4e3a\u6240\u6709\u5206\u533a\u7684\u4e3b\u526f\u672c\u6240\u5728\u5730，\u4ece\u800c\u907f\u514d\u70ed\u70b9\u3002<\/span><\/span><\/p>\n

            3.5 \u5197\u4f59\u5982\u4f55\u4fdd\u8bc1\u53ef\u7528\u6027<\/span><\/span><\/h3>\n

            \u5b98\u65b9\u6587\u6863\u7ed9\u51fa\u4e86\u4e00\u4e2a\u6781\u7b80\u800c\u6709\u529b\u7684\u7ed3\u8bba：\u53ea\u8981\u6bcf\u4e2a\u8282\u70b9\u7ec4\u81f3\u5c11\u6709\u4e00\u4e2a\u8282\u70b9\u5b58\u6d3b，\u96c6\u7fa4\u5c31\u62e5\u6709\u5168\u90e8\u6570\u636e\u7684\u5b8c\u6574\u526f\u672c，\u53ef\u4ee5\u7ee7\u7eed\u5bf9\u5916\u670d\u52a1\u3002<\/span><\/span><\/p>\n

            \u4ee5\u4e0a\u9762\u7684 2\u00d72 \u96c6\u7fa4\u4e3a\u4f8b：\u8282\u70b9\u7ec4 0 \u6302\u4e86 1 \u4e2a\u3001\u8282\u70b9\u7ec4 1 \u6302\u4e86 1 \u4e2a，\u96c6\u7fa4\u4f9d\u7136\u5b8c\u6574\u53ef\u7528；\u4f46\u5982\u679c\u67d0\u4e2a\u8282\u70b9\u7ec4\u5185\u7684\u4e24\u4e2a\u8282\u70b9\u540c\u65f6\u6545\u969c，\u8be5\u7ec4\u8d1f\u8d23\u7684\u5206\u533a\u5c31\u5f7b\u5e95\u4e22\u5931，\u96c6\u7fa4\u5c06\u65e0\u6cd5\u518d\u63d0\u4f9b\u5b8c\u6574\u6570\u636e\u8bbf\u95ee\u3002<\/span><\/span><\/p>\n

            \u56e0\u6b64，\u526f\u672c\u6570 2 \u7684\u96c6\u7fa4\u6700\u591a\u5bb9\u5fcd"\u6bcf\u4e2a\u8282\u70b9\u7ec4\u5404\u6302 1 \u4e2a\u8282\u70b9"；\u60f3\u5bb9\u5fcd\u66f4\u591a\u6545\u969c，\u9700\u8981\u63d0\u9ad8\u526f\u672c\u6570（\u5982 NoOfReplicas=4）\u6216\u589e\u52a0\u8282\u70b9\u7ec4\u6570\u91cf\u3002<\/span><\/span><\/p>\n

            \u7b2c\u56db\u7ae0 SQL \u8282\u70b9 mysqld：\u4e1a\u52a1\u63a5\u5165\u5c42<\/span><\/span><\/h2>\n

            4.1 SQL \u8282\u70b9\u7684\u89d2\u8272\u5b9a\u4f4d<\/span><\/span><\/h3>\n

            SQL \u8282\u70b9\u8fd0\u884c\u6807\u51c6 mysqld \u8fdb\u7a0b，\u662f\u4e1a\u52a1\u5e94\u7528\u8bbf\u95ee\u96c6\u7fa4\u7684\u552f\u4e00\u5165\u53e3\u3002\u5b83\u5bf9\u5916\u63d0\u4f9b\u5b8c\u5168\u6807\u51c6\u7684 MySQL \u534f\u8bae\u4e0e SQL \u8bed\u6cd5\u2014\u2014\u5e94\u7528\u8fde\u63a5 SQL \u8282\u70b9，\u5c31\u50cf\u8fde\u63a5\u4e00\u53f0\u666e\u901a MySQL \u670d\u52a1\u5668\u4e00\u6837，\u65e0\u9700\u4efb\u4f55\u7279\u6b8a\u9a71\u52a8\u6216\u4e2d\u95f4\u4ef6\u3002<\/span><\/span><\/p>\n

            4.2 SQL \u8282\u70b9\u7684\u6838\u5fc3\u5de5\u4f5c<\/span><\/span><\/h3>\n
              \n
            • \u627f\u63a5 SQL \u8bf7\u6c42：\u76d1\u542c\u6807\u51c6 MySQL \u7aef\u53e3（\u9ed8\u8ba4 3306），\u63a5\u6536\u5e94\u7528\u7684\u8fde\u63a5\u4e0e\u67e5\u8be2\u3002<\/span><\/li>\n
            • SQL \u89e3\u6790\u4e0e\u4f18\u5316：\u6267\u884c\u8bcd\u6cd5\/\u8bed\u6cd5\u89e3\u6790\u3001\u8bed\u4e49\u5206\u6790\u3001\u67e5\u8be2\u4f18\u5316，\u751f\u6210\u6267\u884c\u8ba1\u5212\u3002<\/span><\/li>\n
            • \u8bf7\u6c42\u5206\u53d1：\u6839\u636e\u5206\u533a\u89c4\u5219，\u5c06\u9488\u5bf9\u67d0\u5206\u533a\u7684\u64cd\u4f5c\u8def\u7531\u5230\u5bf9\u5e94\u7684\u6570\u636e\u8282\u70b9，\u5e76\u884c\u4e0b\u53d1\u3002<\/span><\/li>\n
            • \u7ed3\u679c\u6c47\u603b：\u6536\u96c6\u5404\u6570\u636e\u8282\u70b9\u8fd4\u56de\u7684\u5206\u533a\u7ed3\u679c，\u7ec4\u88c5\u6210\u5b8c\u6574\u7ed3\u679c\u96c6，\u8fd4\u56de\u7ed9\u5e94\u7528\u3002<\/span><\/li>\n
            • \u4e8b\u52a1\u534f\u8c03：\u4f5c\u4e3a\u4e8b\u52a1\u7684\u53d1\u8d77\u65b9\u4e0e\u534f\u8c03\u8005，\u5411\u6570\u636e\u8282\u70b9\u63d0\u4ea4\u4e8b\u52a1\u64cd\u4f5c，\u5e76\u6c47\u603b\u63d0\u4ea4\u7ed3\u679c\u3002<\/span><\/li>\n<\/ul>\n

              4.3 \u65e0\u6570\u636e\u5b58\u50a8\u80fd\u529b<\/span><\/span><\/h3>\n

              \u8fd9\u662f\u7406\u89e3 NDB \u67b6\u6784\u7684\u5173\u952e\u4e00\u70b9：SQL \u8282\u70b9\u81ea\u8eab\u4e0d\u5b58\u50a8\u4efb\u4f55 NDB \u8868\u6570\u636e，\u5b83\u662f\u7eaf\u7cb9\u7684\u8ba1\u7b97\u4e0e\u8f6c\u53d1\u5c42\u3002\u8fd9\u610f\u5473\u7740：<\/span><\/span><\/p>\n

                \n
              • SQL \u8282\u70b9\u5b95\u673a\u4e0d\u5f71\u54cd\u6570\u636e\u5b89\u5168\u2014\u2014\u6570\u636e\u5168\u90e8\u5728\u6570\u636e\u8282\u70b9\u4e0a\u3002<\/span><\/li>\n
              • SQL \u8282\u70b9\u53ef\u4ee5\u968f\u65f6\u589e\u5220\u2014\u2014\u96c6\u7fa4\u4e2d\u53ef\u90e8\u7f72\u591a\u4e2a SQL \u8282\u70b9，\u4e1a\u52a1\u8fde\u63a5\u4efb\u4e00\u8282\u70b9\u5373\u53ef，\u5929\u7136\u652f\u6301\u8d1f\u8f7d\u5747\u8861\u4e0e\u6c34\u5e73\u6269\u5c55\u3002<\/span><\/li>\n
              • SQL \u8282\u70b9\u4e4b\u95f4\u65e0\u72b6\u6001（\u5bf9 NDB \u6570\u636e\u800c\u8a00），\u53ef\u4ee5\u7406\u89e3\u4e3a"\u96c6\u7fa4\u7684\u53ea\u8bfb\u95e8\u9762"（\u5bf9\u6570\u636e\u9762\u800c\u8a00）\u3002<\/span><\/li>\n<\/ul>\n

                4.4 \u591a SQL \u8282\u70b9\u4e0e\u8fde\u63a5\u8def\u7531<\/span><\/span><\/h3>\n

                \u751f\u4ea7\u73af\u5883\u901a\u5e38\u90e8\u7f72\u591a\u4e2a SQL \u8282\u70b9：\u4e1a\u52a1\u5c42\u901a\u8fc7\u8d1f\u8f7d\u5747\u8861\u5668（\u5982 MySQL Router\u3001HAProxy \u6216\u5e94\u7528\u5c42\u8fde\u63a5\u6c60）\u628a\u8bf7\u6c42\u5206\u6563\u5230\u5404 SQL \u8282\u70b9，\u4efb\u4f55\u4e00\u4e2a SQL \u8282\u70b9\u6545\u969c，\u6d41\u91cf\u81ea\u52a8\u8f6c\u79fb\u5230\u5176\u4ed6\u8282\u70b9，\u4e1a\u52a1\u65e0\u611f\u77e5\u3002<\/span><\/span><\/p>\n

                \u6b64\u5916，NDB \u96c6\u7fa4\u8fd8\u652f\u6301 NoSQL \u98ce\u683c\u7684\u76f4\u63a5\u8bbf\u95ee\u65b9\u5f0f\u2014\u2014\u5e94\u7528\u53ef\u901a\u8fc7 NDB API \/ ClusterJ \u7b49\u539f\u751f\u63a5\u53e3\u7ed5\u8fc7 SQL \u8282\u70b9\u76f4\u8fde\u6570\u636e\u8282\u70b9，\u83b7\u5f97\u66f4\u4f4e\u7684\u8bbf\u95ee\u5ef6\u8fdf（\u672c\u7cfb\u5217\u540e\u7eed\u7bc7\u7ae0\u4f1a\u5c55\u5f00）\u3002<\/span><\/span><\/p>\n

                \u7b2c\u4e94\u7ae0 \u4e09\u79cd\u5178\u578b\u90e8\u7f72\u67b6\u6784<\/span><\/span><\/h2>\n

                \u6839\u636e\u4e1a\u52a1\u89c4\u6a21\u4e0e\u53ef\u7528\u6027\u8981\u6c42，NDB \u96c6\u7fa4\u5b58\u5728\u4e09\u79cd\u5178\u578b\u7684\u90e8\u7f72\u5f62\u6001\u3002\u7406\u89e3\u5b83\u4eec\u7684\u5dee\u5f02，\u6709\u52a9\u4e8e\u5728\u771f\u5b9e\u573a\u666f\u4e2d\u505a\u51fa\u6b63\u786e\u7684\u5bb9\u91cf\u89c4\u5212\u3002<\/span><\/span><\/p>\n

                5.1 \u6700\u4f4e\u751f\u4ea7\u90e8\u7f72\u67b6\u6784<\/span><\/span><\/h3>\n

                \u6ee1\u8db3"\u53ef\u5bf9\u5916\u63d0\u4f9b\u751f\u4ea7\u7ea7\u670d\u52a1"\u7684\u6700\u4f4e\u914d\u7f6e：<\/span><\/span><\/p>\n\n\n\n\n\n\n
                \n

                \u8282\u70b9\u7c7b\u578b<\/span><\/span><\/p>\n<\/td>\n

                		\n

                \u6570\u91cf<\/span><\/span><\/p>\n<\/td>\n

                		\n

                \u8bf4\u660e<\/span><\/span><\/p>\n<\/td>\n<\/tr>\n

                \n

                \u7ba1\u7406\u8282\u70b9 ndb_mgmd<\/span><\/span><\/p>\n<\/td>\n

                		\n

                1 \u53f0<\/span><\/span><\/p>\n<\/td>\n

                		\n

                \u627f\u62c5\u96c6\u7fa4\u7ba1\u63a7<\/span><\/span><\/p>\n<\/td>\n<\/tr>\n

                \n

                \u6570\u636e\u8282\u70b9 ndbd<\/span><\/span><\/p>\n<\/td>\n

                		\n

                2 \u53f0<\/span><\/span><\/p>\n<\/td>\n

                		\n

                \u5f62\u6210 1 \u4e2a\u8282\u70b9\u7ec4，\u526f\u672c\u6570 2，\u4e92\u4e3a\u5907\u4efd<\/span><\/span><\/p>\n<\/td>\n<\/tr>\n

                \n

                SQL \u8282\u70b9 mysqld<\/span><\/span><\/p>\n<\/td>\n

                		\n

                1~2 \u53f0<\/span><\/span><\/p>\n<\/td>\n

                		\n

                \u4e1a\u52a1\u63a5\u5165<\/span><\/span><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

                \u8981\u70b9：\u81f3\u5c11 2 \u4e2a\u6570\u636e\u8282\u70b9\u624d\u80fd\u6784\u6210"\u53cc\u526f\u672c"，\u8fd9\u662f NDB \u9ad8\u53ef\u7528\u7684\u5e95\u7ebf\u2014\u2014\u4efb\u4e00\u6570\u636e\u8282\u70b9\u6545\u969c，\u53e6\u4e00\u4e2a\u4ecd\u6301\u6709\u5168\u90e8\u6570\u636e\u526f\u672c\u3002\u6b64\u67b6\u6784\u9002\u5408\u4e1a\u52a1\u521d\u671f\u7684\u8d77\u6b65\u9636\u6bb5，\u4f46\u7ba1\u7406\u8282\u70b9\u4e3a\u5355\u70b9，\u96c6\u7fa4\u751f\u547d\u5468\u671f\u7ba1\u7406\u5b58\u5728\u98ce\u9669\u3002<\/span><\/span><\/p>\n

                5.2 \u6807\u51c6\u9ad8\u53ef\u7528\u67b6\u6784<\/span><\/span><\/h3>\n

                \u9762\u5411\u751f\u4ea7\u5173\u952e\u4e1a\u52a1\u7684\u6807\u51c6\u914d\u7f6e：<\/span><\/span><\/p>\n\n\n\n\n\n\n
                \n

                \u8282\u70b9\u7c7b\u578b<\/span><\/span><\/p>\n<\/td>\n

                		\n

                \u6570\u91cf<\/span><\/span><\/p>\n<\/td>\n

                		\n

                \u8bf4\u660e<\/span><\/span><\/p>\n<\/td>\n<\/tr>\n

                \n

                \u7ba1\u7406\u8282\u70b9 ndb_mgmd<\/span><\/span><\/p>\n<\/td>\n

                		\n

                2 \u53f0<\/span><\/span><\/p>\n<\/td>\n

                		\n

                \u4e3b\u5907\u5197\u4f59，\u7ba1\u63a7\u9762\u65e0\u5355\u70b9<\/span><\/span><\/p>\n<\/td>\n<\/tr>\n

                \n

                \u6570\u636e\u8282\u70b9 ndbd<\/span><\/span><\/p>\n<\/td>\n

                		\n

                4 \u53f0<\/span><\/span><\/p>\n<\/td>\n

                		\n

                2 \u4e2a\u8282\u70b9\u7ec4 \u00d7 \u6bcf\u7ec4 2 \u8282\u70b9，\u53cc\u526f\u672c\u4ea4\u53c9\u5b58\u653e<\/span><\/span><\/p>\n<\/td>\n<\/tr>\n

                \n

                SQL \u8282\u70b9 mysqld<\/span><\/span><\/p>\n<\/td>\n

                		\n

                2+ \u53f0<\/span><\/span><\/p>\n<\/td>\n

                		\n

                \u914d\u5408\u8d1f\u8f7d\u5747\u8861，\u63a5\u5165\u9762\u65e0\u5355\u70b9<\/span><\/span><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

                \u8981\u70b9：\u6570\u636e\u8282\u70b9\u6784\u6210 2\u00d72 \u5e03\u5c40\u540e，\u4efb\u610f"\u6bcf\u4e2a\u8282\u70b9\u7ec4\u6302 1 \u53f0"\u7684\u7ec4\u5408\u90fd\u4e0d\u4f1a\u4e2d\u65ad\u670d\u52a1；\u7ba1\u7406\u8282\u70b9\u53cc\u6d3b\u6d88\u9664\u7ba1\u63a7\u9762\u5355\u70b9；SQL \u8282\u70b9\u591a\u5b9e\u4f8b\u914d\u5408\u8d1f\u8f7d\u5747\u8861\u6d88\u9664\u63a5\u5165\u9762\u5355\u70b9\u3002\u8fd9\u662f\u5b98\u65b9\u63a8\u8350\u7684\u751f\u4ea7\u7ea7\u9ad8\u53ef\u7528\u5f62\u6001，\u4e5f\u662f\u672c\u7cfb\u5217\u540e\u7eed\u90e8\u7f72\u7bc7\u7ae0\u7684\u76ee\u6807\u67b6\u6784\u3002<\/span><\/span><\/p>\n

                5.3 \u6269\u5bb9\u67b6\u6784<\/span><\/span><\/h3>\n

                \u5f53\u5bb9\u91cf\u6216\u541e\u5410\u903c\u8fd1\u4e0a\u9650\u65f6，NDB \u652f\u6301\u5728\u7ebf\u6269\u5bb9\u2014\u2014\u65e0\u9700\u505c\u673a\u3001\u65e0\u9700\u5bfc\u51fa\u5bfc\u5165\u6570\u636e：<\/span><\/span><\/p>\n

                  \n
                • \u6a2a\u5411\u52a0\u6570\u636e\u8282\u70b9：\u5411\u96c6\u7fa4\u5728\u7ebf\u6dfb\u52a0\u65b0\u7684\u6570\u636e\u8282\u70b9（\u5f62\u6210\u65b0\u7684\u8282\u70b9\u7ec4），\u6570\u636e\u81ea\u52a8\u91cd\u65b0\u5206\u5e03，\u5bb9\u91cf\u4e0e\u5199\u5165\u541e\u5410\u8fd1\u4e4e\u7ebf\u6027\u589e\u957f\u3002<\/span><\/li>\n
                • \u7eb5\u5411\u52a0 SQL \u8282\u70b9：\u968f\u65f6\u589e\u52a0 SQL \u8282\u70b9\u5b9e\u4f8b，\u63d0\u5347\u63a5\u5165\u5e76\u53d1\u80fd\u529b，\u914d\u5408\u8d1f\u8f7d\u5747\u8861\u5373\u53ef\u3002<\/span><\/li>\n
                • \u63d0\u9ad8\u526f\u672c\u6570：\u901a\u8fc7\u8c03\u6574 NoOfReplicas \u63d0\u5347\u6570\u636e\u5197\u4f59\u5ea6，\u6362\u53d6\u66f4\u9ad8\u7684\u6545\u969c\u5bb9\u5fcd\u80fd\u529b（\u4ee3\u4ef7\u662f\u5199\u5165\u5f00\u9500\u589e\u52a0）\u3002<\/span><\/li>\n<\/ul>\n

                  \u6269\u5bb9\u67b6\u6784\u7684\u5173\u952e\u4f18\u52bf\u5728\u4e8e"\u5728\u7ebf"：\u4e1a\u52a1\u4e0d\u505c\u3001\u6570\u636e\u4e0d\u52a8\u624b\u642c\u8fd0，\u96c6\u7fa4\u81ea\u52a8\u5b8c\u6210\u6570\u636e\u518d\u5e73\u8861\u3002\u8fd9\u4e5f\u662f NDB \u76f8\u6bd4\u4f20\u7edf\u4e3b\u4ece\u65b9\u6848\u5728\u6269\u5c55\u6027\u4e0a\u7684\u6839\u672c\u5dee\u5f02\u3002<\/span><\/span><\/p>\n\n\n\n\n\n\n
                  \n

                  \u67b6\u6784\u5f62\u6001<\/span><\/span><\/p>\n<\/td>\n

                  		\n

                  \u5173\u952e\u914d\u7f6e<\/span><\/span><\/p>\n<\/td>\n

                  		\n

                  \u9002\u7528\u9636\u6bb5<\/span><\/span><\/p>\n<\/td>\n<\/tr>\n

                  \n

                  \u6700\u4f4e\u751f\u4ea7\u90e8\u7f72<\/span><\/span><\/p>\n<\/td>\n

                  		\n

                  1 \u7ba1\u7406 + 2 \u6570\u636e + 1~2 SQL<\/span><\/span><\/p>\n<\/td>\n

                  		\n

                  \u4e1a\u52a1\u8d77\u6b65\u3001POC \u9a8c\u8bc1<\/span><\/span><\/p>\n<\/td>\n<\/tr>\n

                  \n

                  \u6807\u51c6\u9ad8\u53ef\u7528<\/span><\/span><\/p>\n<\/td>\n

                  		\n

                  2 \u7ba1\u7406 + 4 \u6570\u636e + 2+ SQL<\/span><\/span><\/p>\n<\/td>\n

                  		\n

                  \u751f\u4ea7\u5173\u952e\u4e1a\u52a1\u3001\u591a\u6d3b\u8bc9\u6c42<\/span><\/span><\/p>\n<\/td>\n<\/tr>\n

                  \n

                  \u6269\u5bb9\u67b6\u6784<\/span><\/span><\/p>\n<\/td>\n

                  		\n

                  \u5728\u6807\u51c6\u67b6\u6784\u4e0a\u5728\u7ebf\u52a0\u8282\u70b9<\/span><\/span><\/p>\n<\/td>\n

                  		\n

                  \u4e1a\u52a1\u589e\u957f\u3001\u5bb9\u91cf\/\u541e\u5410\u903c\u8fd1\u4e0a\u9650<\/span><\/span><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

                  \u7b2c\u516d\u7ae0 \u65e0\u5355\u70b9\u6545\u969c\u7684\u5e95\u5c42\u539f\u7406<\/span><\/span><\/h2>\n

                  NDB \u5ba3\u79f0"\u65e0\u5355\u70b9\u6545\u969c"，\u8fd9\u4e0d\u662f\u8425\u9500\u8bdd\u672f，\u800c\u662f\u7531\u4e09\u5c42\u673a\u5236\u4ece\u67b6\u6784\u5c42\u9762\u4fdd\u8bc1\u7684\u3002\u8fd9\u4e00\u7ae0\u628a\u5e95\u5c42\u903b\u8f91\u5f7b\u5e95\u62c6\u5f00\u3002<\/span><\/span><\/p>\n

                  6.1 \u7b2c\u4e00\u5c42：\u8282\u70b9\u5197\u4f59\u2014\u2014\u6570\u636e\u5904\u5904\u6709\u5907\u4efd<\/span><\/span><\/h3>\n

                  NDB \u7684\u53ef\u7528\u6027\u6839\u57fa\u662f"\u591a\u526f\u672c + \u4ea4\u53c9\u6446\u653e"：\u6570\u636e\u6309\u5206\u533a\u6253\u6563\u5230\u5404\u8282\u70b9\u7ec4，\u7ec4\u5185\u6bcf\u4e2a\u8282\u70b9\u90fd\u4fdd\u5b58\u4e00\u4efd\u7247\u6bb5\u526f\u672c，\u4e14\u4e3b\u526f\u672c\u4f4d\u7f6e\u5728\u5404\u5206\u533a\u95f4\u8f6e\u6362，\u907f\u514d\u70ed\u70b9\u3002<\/span><\/span><\/p>\n

                  \u7531\u6b64\u5e26\u6765\u7684\u5bb9\u9519\u80fd\u529b\u662f\u6570\u5b66\u4e0a\u53ef\u8bc1\u660e\u7684：\u53ea\u8981\u6bcf\u4e2a\u8282\u70b9\u7ec4\u81f3\u5c11\u6709\u4e00\u4e2a\u8282\u70b9\u5b58\u6d3b，\u96c6\u7fa4\u5c31\u80fd\u63d0\u4f9b\u5168\u90e8\u6570\u636e\u7684\u5b8c\u6574\u8bbf\u95ee\u3002\u526f\u672c\u6570\u8d8a\u9ad8\u3001\u8282\u70b9\u7ec4\u8d8a\u591a，\u53ef\u5bb9\u5fcd\u7684\u6545\u969c\u6570\u91cf\u8d8a\u591a\u3002<\/span><\/span><\/p>\n

                  6.2 \u7b2c\u4e8c\u5c42：\u5fc3\u8df3\u673a\u5236\u2014\u2014\u5065\u5eb7\u72b6\u6001\u5b9e\u65f6\u611f\u77e5<\/span><\/span><\/h3>\n

                  \u96c6\u7fa4\u5185\u6240\u6709\u8282\u70b9（\u6570\u636e\u8282\u70b9\u3001SQL \u8282\u70b9）\u5b9a\u671f\u5411\u7ba1\u7406\u8282\u70b9\u53d1\u9001\u5fc3\u8df3\u4fe1\u53f7，\u540c\u65f6\u6570\u636e\u8282\u70b9\u4e4b\u95f4\u4e5f\u5b58\u5728\u5fc3\u8df3\u68c0\u6d4b\u3002\u4e00\u65e6\u67d0\u4e2a\u8282\u70b9\u8d85\u8fc7\u9608\u503c\u672a\u4e0a\u62a5\u5fc3\u8df3，\u5373\u88ab\u5224\u5b9a\u4e3a\u5931\u8054\u3002<\/span><\/span><\/p>\n

                  \u5fc3\u8df3\u673a\u5236\u7684\u4ef7\u503c\u5728\u4e8e"\u53ca\u65f6\u6027"：\u6545\u969c\u53d1\u73b0\u65e0\u9700\u7b49\u5f85\u4eba\u5de5\u4ecb\u5165，\u800c\u662f\u79d2\u7ea7\u81ea\u52a8\u89e6\u53d1，\u4e3a\u540e\u7eed\u7684\u5bb9\u9519\u5207\u6362\u8d62\u5f97\u65f6\u95f4\u3002<\/span><\/span><\/p>\n

                  6.3 \u7b2c\u4e09\u5c42：\u81ea\u52a8\u5bb9\u9519\u5207\u6362\u2014\u2014\u6545\u969c\u540e\u4e1a\u52a1\u65e0\u611f\u77e5<\/span><\/span><\/h3>\n

                  \u5f53\u6570\u636e\u8282\u70b9\u6545\u969c\u88ab\u611f\u77e5\u540e，\u96c6\u7fa4\u81ea\u52a8\u5b8c\u6210\u4ee5\u4e0b\u52a8\u4f5c：<\/span><\/span><\/p>\n

                    \n
                  • \u6545\u969c\u8282\u70b9\u6240\u5c5e\u8282\u70b9\u7ec4\u5185\u7684\u5b58\u6d3b\u8282\u70b9，\u7acb\u5373\u63a5\u7ba1\u5176\u4e3b\u526f\u672c\u804c\u8d23\u2014\u2014\u8bfb\u8bf7\u6c42\u81ea\u52a8\u8def\u7531\u5230\u5907\u4efd\u526f\u672c，\u5199\u5165\u5207\u6362\u5230\u5b58\u6d3b\u8282\u70b9\u3002<\/span><\/li>\n
                  • \u6d89\u53ca\u8be5\u8282\u70b9\u7684\u672a\u5b8c\u6210\u4e8b\u52a1\u88ab\u56de\u6eda\u6216\u7531\u5176\u4ed6\u8282\u70b9\u91cd\u65b0\u6267\u884c，\u4fdd\u8bc1\u4e00\u81f4\u6027\u3002<\/span><\/li>\n
                  • \u96c6\u7fa4\u8bb0\u5f55\u6545\u969c\u4e8b\u4ef6\u5e76\u6301\u7eed\u76d1\u63a7，\u6545\u969c\u8282\u70b9\u6062\u590d\u540e\u53ef\u901a\u8fc7\u6eda\u52a8\u91cd\u542f\u91cd\u65b0\u52a0\u5165\u96c6\u7fa4，\u6570\u636e\u81ea\u52a8\u91cd\u65b0\u540c\u6b65\u8865\u9f50\u3002<\/span><\/li>\n<\/ul>\n

                    \u6574\u4e2a\u8fc7\u7a0b\u7531\u5f15\u64ce\u81ea\u52a8\u5b8c\u6210，\u5e94\u7528\u5c42\u65e0\u611f\u77e5\u3002\u8fd9\u6b63\u662f NDB \u8fbe\u5230 99.999% \u53ef\u7528\u6027\u76ee\u6807\u7684\u673a\u5236\u57fa\u7840\u3002<\/span><\/span><\/p>\n

                    6.4 \u7f51\u7edc\u5206\u533a\u4e0e\u4ef2\u88c1\u673a\u5236<\/span><\/span><\/h3>\n

                    \u96c6\u7fa4\u6545\u969c\u8fd8\u6709\u4e00\u4e2a\u68d8\u624b\u573a\u666f：\u7f51\u7edc\u5206\u533a（\u8111\u88c2），\u5373\u8282\u70b9\u95f4\u7f51\u7edc\u4e2d\u65ad\u4f46\u8282\u70b9\u672c\u8eab\u90fd\u6d3b\u7740\u3002\u6b64\u65f6\u8282\u70b9\u7ec4\u5185\u6210\u5458\u4e92\u76f8"\u5931\u8054"，\u5404\u81ea\u90fd\u8ba4\u4e3a\u81ea\u5df1\u624d\u662f\u5e78\u5b58\u65b9，\u82e5\u53cc\u65b9\u540c\u65f6\u5bf9\u5916\u63d0\u4f9b\u5199\u5165，\u5c31\u4f1a\u4ea7\u751f\u6570\u636e\u5206\u88c2\u3002<\/span><\/span><\/p>\n

                      \n
                    • NDB \u901a\u8fc7\u4ef2\u88c1（Arbitration）\u673a\u5236\u89e3\u51b3\u8111\u88c2：\u53d1\u751f\u5206\u6b67\u65f6，\u8282\u70b9\u7ec4\u5411\u4ef2\u88c1\u8005（\u901a\u5e38\u7531 SQL \u8282\u70b9\u6216\u7ba1\u7406\u8282\u70b9\u62c5\u4efb）\u8bf7\u6c42\u88c1\u51b3，\u53ea\u6709\u83b7\u5f97\u4ef2\u88c1\u8005\u652f\u6301\u7684\u4e00\u65b9\u7ee7\u7eed\u63d0\u4f9b\u670d\u52a1\u3002<\/span><\/li>\n
                    • \u4ef2\u88c1\u8005\u4fdd\u6301\u4e2d\u7acb\u4e14\u4e0d\u5b58\u50a8\u6570\u636e，\u5b83\u7684"\u4e00\u7968"\u7528\u4e8e\u6253\u7834\u5e73\u5c40，\u786e\u4fdd\u96c6\u7fa4\u5728\u4efb\u4f55\u65f6\u523b\u53ea\u6709\u4e00\u4e2a"\u6743\u5a01\u89c6\u56fe"\u3002<\/span><\/li>\n<\/ul>\n

                      \u7406\u89e3\u65e0\u5355\u70b9\u6545\u969c\u7684\u6b63\u786e\u59ff\u52bf：\u4e0d\u662f"\u6bcf\u4e2a\u7ec4\u4ef6\u90fd\u6709\u5907\u4efd"\u8fd9\u4e48\u7b80\u5355，\u800c\u662f"\u5197\u4f59 + \u5fc3\u8df3 + \u81ea\u52a8\u5207\u6362 + \u4ef2\u88c1"\u56db\u8005\u534f\u540c，\u6784\u6210\u4e00\u4e2a\u5b8c\u6574\u7684\u81ea\u6108\u95ed\u73af\u3002<\/span><\/span><\/p>\n\n\n\n\n\n\n\n
                      \n

                      \u673a\u5236<\/span><\/span><\/p>\n<\/td>\n

                      		\n

                      \u4f5c\u7528<\/span><\/span><\/p>\n<\/td>\n

                      		\n

                      \u5931\u8d25\u573a\u666f\u4e0b\u7684\u8868\u73b0<\/span><\/span><\/p>\n<\/td>\n<\/tr>\n

                      \n

                      \u8282\u70b9\u5197\u4f59<\/span><\/span><\/p>\n<\/td>\n

                      		\n

                      \u6570\u636e\u591a\u526f\u672c\u4ea4\u53c9\u5b58\u653e<\/span><\/span><\/p>\n<\/td>\n

                      		\n

                      \u5355\u8282\u70b9\u6545\u969c，\u526f\u672c\u7acb\u5373\u63a5\u7ba1<\/span><\/span><\/p>\n<\/td>\n<\/tr>\n

                      \n

                      \u5fc3\u8df3\u68c0\u6d4b<\/span><\/span><\/p>\n<\/td>\n

                      		\n

                      \u79d2\u7ea7\u611f\u77e5\u8282\u70b9\u5931\u8054<\/span><\/span><\/p>\n<\/td>\n

                      		\n

                      \u6545\u969c\u88ab\u5feb\u901f\u53d1\u73b0\u5e76\u89e6\u53d1\u5207\u6362<\/span><\/span><\/p>\n<\/td>\n<\/tr>\n

                      \n

                      \u81ea\u52a8\u5bb9\u9519\u5207\u6362<\/span><\/span><\/p>\n<\/td>\n

                      		\n

                      \u4e3b\u526f\u672c\u804c\u8d23\u81ea\u52a8\u8fc1\u79fb<\/span><\/span><\/p>\n<\/td>\n

                      		\n

                      \u8bfb\u5199\u5728\u5b58\u6d3b\u8282\u70b9\u95f4\u91cd\u65b0\u8def\u7531<\/span><\/span><\/p>\n<\/td>\n<\/tr>\n

                      \n

                      \u4ef2\u88c1\u673a\u5236<\/span><\/span><\/p>\n<\/td>\n

                      		\n

                      \u7f51\u7edc\u5206\u533a\u65f6\u88c1\u5b9a\u6743\u5a01\u89c6\u56fe<\/span><\/span><\/p>\n<\/td>\n

                      		\n

                      \u907f\u514d\u8111\u88c2\u5bfc\u81f4\u6570\u636e\u5206\u88c2<\/span><\/span><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

                      \u76ee \u00a0\u5f55 \u56de\u987e\u4e0e\u5bfc\u8bfb：\u4ece\\”\u662f\u4ec0\u4e48\\”\u5230\\”\u600e\u4e48\u5de5\u4f5c\\” \u7b2c\u4e00\u7ae0 NDB \u6807\u51c6\u4e09\u5c42\u67b6\u6784\u603b\u89c8 1.1 \u4e00\u4e2a\u96c6\u7fa4 \u4e09\u7c7b\u89d2\u8272 1.2 \u4e00\u5f20\u62d3\u6251\u56fe\u8bfb\u61c2\u4e09\u5c42\u67b6\u6784 1.3 \u4e00\u6b21\u67e5\u8be2\u7684\u5b8c\u6574\u65c5\u7a0b \u7b2c\u4e8c\u7ae0 \u7ba1\u7406\u8282\u70b9 ndb_mgmd：\u96c6\u7fa4\u7684\\”\u5927\u8111\\” 2.1 \u7ba1\u7406\u8282\u70b9\u7684\u89d2\u8272\u5b9a\u4f4d 2.2 \u4e94\u5927\u6838\u5fc3\u804c\u80fd 2.3 \u7ba1\u7406\u8282\u70b9\u7684\u5bb9\u9519\u8bbe\u8ba1 \u7b2c\u4e09\u7ae0 \u6570\u636e\u8282\u70b9 ndbd：\u6838\u5fc3\u6570\u636e\u5b58\u50a8\u5c42 3.1 \u6570\u636e\u8282\u70b9\u7684\u89d2\u8272\u5b9a\u4f4d 3.2 \u5185\u5b58 \u78c1\u76d8\u53cc\u5b58\u50a8\u4f53\u7cfb 3.3 \u81ea\u52a8\u5206\u7247&#xff1a<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[114,664,188],"topic":[],"class_list":["post-104250","post","type-post","status-publish","format-standard","hentry","category-server","tag-mysql","tag-664","tag-188"],"yoast_head":"\nMySQL \u5206\u5e03\u5f0f\u96c6\u7fa4\u7cfb\u5217 \u00b7 \u7b2c\u4e8c\u7bc7\uff1a\u67b6\u6784\u6df1\u5ea6\u62c6\u89e3-NDB \u4e09\u5927\u6838\u5fc3\u8282\u70b9 - 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