{"id":1581,"date":"2018-08-06T12:15:21","date_gmt":"2018-08-06T04:15:21","guid":{"rendered":"https:\/\/damogame.cn:15443\/wordpress\/?p=1581"},"modified":"2018-08-06T12:15:21","modified_gmt":"2018-08-06T04:15:21","slug":"15%e5%88%86%e9%92%9f%e4%ba%86%e8%a7%a3tidb","status":"publish","type":"post","link":"https:\/\/i007.cc\/wordpress\/archives\/1581","title":{"rendered":"15\u5206\u949f\u4e86\u89e3TiDB"},"content":{"rendered":"<div class=\"article-title-box\">\n<h1 class=\"title-article\">15\u5206\u949f\u4e86\u89e3TiDB<\/h1>\n<\/div>\n<div class=\"article-info-box\">\n<div class=\"article-bar-top d-flex\"><span class=\"time\">2018\u5e7406\u670810\u65e5 15:15:13<\/span><\/p>\n<div class=\"float-right\"><span class=\"read-count\">\u9605\u8bfb\u6570\uff1a6503<\/span><\/div>\n<\/div>\n<\/div>\n<article>\n<div id=\"article_content\" class=\"article_content clearfix csdn-tracking-statistics\" data-pid=\"blog\" data-mod=\"popu_307\" data-dsm=\"post\">\n<div class=\"markdown_views\">\n<p>\u3000\u7531\u4e8e\u76ee\u524d\u7684\u9879\u76ee\u628amysql\u6362\u6210\u4e86TiDb\uff0c\u6240\u4ee5\u7279\u610f\u6765\u4e86\u89e3\u4e0btidb\u3002\u5176\u5b9e\u4e5f\u4e0d\u80fd\u8bf4\u6362\uff0c\u7531\u4e8etidb\u548cmysql\u51e0\u4e4e\u5b8c\u5168\u517c\u5bb9\uff0c\u6240\u4ee5\u6211\u4eec\u7684\u7a0b\u5e8f\u6ca1\u6709\u4efb\u4f55\u6539\u52a8\u5c31\u5b8c\u6210\u4e86\u6570\u636e\u5e93\u4ecemysql\u5230TiDb\u7684\u8f6c\u6362\uff0cTiDB \u662f\u4e00\u4e2a\u5206\u5e03\u5f0f NewSQL (<a href=\"https:\/\/www.coyee.com\/article\/11511-sql-vs-nosql-vs-newsql-comparative-advantages-and-disadvantages\" target=\"_blank\" rel=\"nofollow noopener\">SQL \u3001 NoSQL \u548c NewSQL \u7684\u4f18\u7f3a\u70b9\u6bd4\u8f83\u00a0<\/a>)\u6570\u636e\u5e93\u3002\u5b83\u652f\u6301\u6c34\u5e73\u5f39\u6027\u6269\u5c55\u3001ACID \u4e8b\u52a1\u3001\u6807\u51c6 SQL\u3001MySQL \u8bed\u6cd5\u548c MySQL \u534f\u8bae\uff0c\u5177\u6709\u6570\u636e\u5f3a\u4e00\u81f4\u7684\u9ad8\u53ef\u7528\u7279\u6027\uff0c\u662f\u4e00\u4e2a\u4e0d\u4ec5\u9002\u5408 OLTP \u573a\u666f\u8fd8\u9002\u5408 OLAP \u573a\u666f\u7684\u6df7\u5408\u6570\u636e\u5e93\u3002\u4e0b\u9762\u662f\u5bf9\u6709\u5173\u8d44\u6599\u7684\u6574\u7406\u8fd8\u6709\u4e00\u4e9b\u6269\u5c55\u5185\u5bb9\u4ee5\u94fe\u63a5\u7684\u65b9\u5f0f\u5c55\u793a\uff0c\u6709\u5174\u8da3\u53ef\u4ee5\u70b9\u51fb\u4e86\u89e3\u4e00\u4e0b\u3002<br \/>\n<strong>\u4e00 TiDb\u7b80\u4ecb<\/strong><br \/>\nTiDB \u662f PingCAP \u516c\u53f8\u53d7 Google Spanner \/ F1 \u8bba\u6587\u542f\u53d1\u800c\u8bbe\u8ba1\u7684\u5f00\u6e90\u5206\u5e03\u5f0f HTAP (Hybrid Transactional and Analytical Processing) \u6570\u636e\u5e93\uff0c\u7ed3\u5408\u4e86\u4f20\u7edf\u7684 RDBMS \u548cNoSQL \u7684\u6700\u4f73\u7279\u6027\u3002TiDB \u517c\u5bb9 MySQL\uff0c\u652f\u6301\u65e0\u9650\u7684\u6c34\u5e73\u6269\u5c55\uff0c\u5177\u5907\u5f3a\u4e00\u81f4\u6027\u548c\u9ad8\u53ef\u7528\u6027\u3002TiDB \u7684\u76ee\u6807\u662f\u4e3a OLTP(Online Transactional Processing) \u548c OLAP (Online Analytical Processing) \u573a\u666f\u63d0\u4f9b\u4e00\u7ad9\u5f0f\u7684\u89e3\u51b3\u65b9\u6848\u3002TiDB \u5177\u5907\u5982\u4e0b\u6838\u5fc3\u7279\u70b9\uff1a<br \/>\n<strong><em>1 \u9ad8\u5ea6\u517c\u5bb9 MySQL<\/em><\/strong><br \/>\n\u5927\u591a\u6570\u60c5\u51b5\u4e0b\uff0c\u65e0\u9700\u4fee\u6539\u4ee3\u7801\u5373\u53ef\u4ece MySQL \u8f7b\u677e\u8fc1\u79fb\u81f3 TiDB\uff0c\u5206\u5e93\u5206\u8868\u540e\u7684 MySQL \u96c6\u7fa4\u4ea6\u53ef\u901a\u8fc7 TiDB \u5de5\u5177\u8fdb\u884c\u5b9e\u65f6\u8fc1\u79fb\u3002<br \/>\n<strong><em>2\u6c34\u5e73\u5f39\u6027\u6269\u5c55<\/em><\/strong><br \/>\n\u901a\u8fc7\u7b80\u5355\u5730\u589e\u52a0\u65b0\u8282\u70b9\u5373\u53ef\u5b9e\u73b0 TiDB \u7684\u6c34\u5e73\u6269\u5c55\uff0c\u6309\u9700\u6269\u5c55\u541e\u5410\u6216\u5b58\u50a8\uff0c\u8f7b\u677e\u5e94\u5bf9\u9ad8\u5e76\u53d1\u3001\u6d77\u91cf\u6570\u636e\u573a\u666f\u3002<br \/>\n<strong><em>3\u5206\u5e03\u5f0f\u4e8b\u52a1<\/em><\/strong><br \/>\nTiDB 100% \u652f\u6301\u6807\u51c6\u7684 ACID \u4e8b\u52a1\u3002<br \/>\n<strong><em>4 \u771f\u6b63\u91d1\u878d\u7ea7\u9ad8\u53ef\u7528<\/em><\/strong><br \/>\n\u76f8\u6bd4\u4e8e\u4f20\u7edf\u4e3b\u4ece (M-S) \u590d\u5236\u65b9\u6848\uff0c\u57fa\u4e8e Raft \u7684\u591a\u6570\u6d3e\u9009\u4e3e\u534f\u8bae\u53ef\u4ee5\u63d0\u4f9b\u91d1\u878d\u7ea7\u7684 100% \u6570\u636e\u5f3a\u4e00\u81f4\u6027\u4fdd\u8bc1\uff0c\u4e14\u5728\u4e0d\u4e22\u5931\u5927\u591a\u6570\u526f\u672c\u7684\u524d\u63d0\u4e0b\uff0c\u53ef\u4ee5\u5b9e\u73b0\u6545\u969c\u7684\u81ea\u52a8\u6062\u590d (auto-failover)\uff0c\u65e0\u9700\u4eba\u5de5\u4ecb\u5165\u3002<br \/>\n<strong><em>5 \u4e00\u7ad9\u5f0f HTAP \u89e3\u51b3\u65b9\u6848<\/em><\/strong><br \/>\nTiDB \u4f5c\u4e3a\u5178\u578b\u7684 OLTP \u884c\u5b58\u6570\u636e\u5e93\uff0c\u540c\u65f6\u517c\u5177\u5f3a\u5927\u7684 OLAP \u6027\u80fd\uff0c\u914d\u5408 TiSpark\uff0c\u53ef\u63d0\u4f9b\u4e00\u7ad9\u5f0f HTAP\u89e3\u51b3\u65b9\u6848\uff0c\u4e00\u4efd\u5b58\u50a8\u540c\u65f6\u5904\u7406OLTP &amp; OLAP(<a href=\"https:\/\/www.cnblogs.com\/hhandbibi\/p\/7118740\" target=\"_blank\" rel=\"nofollow noopener\">OLAP\u3001OLTP\u7684\u4ecb\u7ecd\u548c\u6bd4\u8f83\u00a0<\/a>)\u65e0\u9700\u4f20\u7edf\u7e41\u7410\u7684 ETL \u8fc7\u7a0b\u3002<br \/>\n<strong><em>6\u4e91\u539f\u751f SQL \u6570\u636e\u5e93<\/em><\/strong><br \/>\nTiDB \u662f\u4e3a\u4e91\u800c\u8bbe\u8ba1\u7684\u6570\u636e\u5e93\uff0c\u540c Kubernetes \uff08<a href=\"http:\/\/www.dockone.io\/article\/932\" target=\"_blank\" rel=\"nofollow noopener\">\u5341\u5206\u949f\u5e26\u4f60\u7406\u89e3Kubernetes\u6838\u5fc3\u6982\u5ff5\u00a0<\/a>\uff09\u6df1\u5ea6\u8026\u5408\uff0c\u652f\u6301\u516c\u6709\u4e91\u3001\u79c1\u6709\u4e91\u548c\u6df7\u5408\u4e91\uff0c\u4f7f\u90e8\u7f72\u3001\u914d\u7f6e\u548c\u7ef4\u62a4\u53d8\u5f97\u5341\u5206\u7b80\u5355\u3002<br \/>\nTiDB \u7684\u8bbe\u8ba1\u76ee\u6807\u662f 100% \u7684 OLTP \u573a\u666f\u548c 80% \u7684 OLAP \u573a\u666f\uff0c\u66f4\u590d\u6742\u7684 OLAP \u5206\u6790\u53ef\u4ee5\u901a\u8fc7 TiSpark \u9879\u76ee\u6765\u5b8c\u6210\u3002 TiDB \u5bf9\u4e1a\u52a1\u6ca1\u6709\u4efb\u4f55\u4fb5\u5165\u6027\uff0c\u80fd\u4f18\u96c5\u7684\u66ff\u6362\u4f20\u7edf\u7684\u6570\u636e\u5e93\u4e2d\u95f4\u4ef6\u3001\u6570\u636e\u5e93\u5206\u5e93\u5206\u8868\u7b49 Sharding \u65b9\u6848\u3002\u540c\u65f6\u5b83\u4e5f\u8ba9\u5f00\u53d1\u8fd0\u7ef4\u4eba\u5458\u4e0d\u7528\u5173\u6ce8\u6570\u636e\u5e93 Scale \u7684\u7ec6\u8282\u95ee\u9898\uff0c\u4e13\u6ce8\u4e8e\u4e1a\u52a1\u5f00\u53d1\uff0c\u6781\u5927\u7684\u63d0\u5347\u7814\u53d1\u7684\u751f\u4ea7\u529b.<\/p>\n<p><strong>\u4e8c TiDb \u6574\u4f53\u67b6\u6784<\/strong><br \/>\n<img decoding=\"async\" title=\"\" src=\"https:\/\/img-blog.csdn.net\/20180610144130674?watermark\/2\/text\/aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L0RfR3Vjbw==\/font\/5a6L5L2T\/fontsize\/400\/fill\/I0JBQkFCMA==\/dissolve\/70\" alt=\"\u8fd9\u91cc\u5199\u56fe\u7247\u63cf\u8ff0\" \/><br \/>\nTiDB \u96c6\u7fa4\u4e3b\u8981\u5206\u4e3a\u4e09\u4e2a\u7ec4\u4ef6\uff1a<br \/>\n<strong><em>\uff11TiDB Server<\/em><\/strong><br \/>\nTiDB Server \u8d1f\u8d23\u63a5\u6536 SQL \u8bf7\u6c42\uff0c\u5904\u7406 SQL \u76f8\u5173\u7684\u903b\u8f91\uff0c\u5e76\u901a\u8fc7 PD \u627e\u5230\u5b58\u50a8\u8ba1\u7b97\u6240\u9700\u6570\u636e\u7684 TiKV \u5730\u5740\uff0c\u4e0e TiKV \u4ea4\u4e92\u83b7\u53d6\u6570\u636e\uff0c\u6700\u7ec8\u8fd4\u56de\u7ed3\u679c\u3002 TiDB Server\u662f\u65e0\u72b6\u6001\u7684\uff0c\u5176\u672c\u8eab\u5e76\u4e0d\u5b58\u50a8\u6570\u636e\uff0c\u53ea\u8d1f\u8d23\u8ba1\u7b97\uff0c\u53ef\u4ee5\u65e0\u9650\u6c34\u5e73\u6269\u5c55\uff0c\u53ef\u4ee5\u901a\u8fc7\u8d1f\u8f7d\u5747\u8861\u7ec4\u4ef6\uff08\u5982LVS\u3001HAProxy \u6216F5\uff09\u5bf9\u5916\u63d0\u4f9b\u7edf\u4e00\u7684\u63a5\u5165\u5730\u5740\u3002<br \/>\n<strong><em>\uff12PD Server<\/em><\/strong><br \/>\nPlacement Driver (\u7b80\u79f0 PD) \u662f\u6574\u4e2a\u96c6\u7fa4\u7684\u7ba1\u7406\u6a21\u5757\uff0c\u5176\u4e3b\u8981\u5de5\u4f5c\u6709\u4e09\u4e2a\uff1a \u4e00\u662f\u5b58\u50a8\u96c6\u7fa4\u7684\u5143\u4fe1\u606f\uff08\u67d0\u4e2a Key \u5b58\u50a8\u5728\u54ea\u4e2a TiKV \u8282\u70b9\uff09\uff1b\u4e8c\u662f\u5bf9 TiKV \u96c6\u7fa4\u8fdb\u884c\u8c03\u5ea6\u548c\u8d1f\u8f7d\u5747\u8861\uff08\u5982\u6570\u636e\u7684\u8fc1\u79fb\u3001Raft group leader\u7684\u8fc1\u79fb\u7b49\uff09\uff1b\u4e09\u662f\u5206\u914d\u5168\u5c40\u552f\u4e00\u4e14\u9012\u589e\u7684\u4e8b\u52a1 ID\u3002<br \/>\nPD \u662f\u4e00\u4e2a\u96c6\u7fa4\uff0c\u9700\u8981\u90e8\u7f72\u5947\u6570\u4e2a\u8282\u70b9\uff0c\u4e00\u822c\u7ebf\u4e0a\u63a8\u8350\u81f3\u5c11\u90e8\u7f72 3 \u4e2a\u8282\u70b9\u3002<br \/>\n<strong><em>\uff13TiKV Server<\/em><\/strong><br \/>\nTiKV Server \u8d1f\u8d23\u5b58\u50a8\u6570\u636e\uff0c\u4ece\u5916\u90e8\u770b TiKV \u662f\u4e00\u4e2a\u5206\u5e03\u5f0f\u7684\u63d0\u4f9b\u4e8b\u52a1\u7684 Key-Value \u5b58\u50a8\u5f15\u64ce\u3002\u5b58\u50a8\u6570\u636e\u7684\u57fa\u672c\u5355\u4f4d\u662f Region\uff0c\u6bcf\u4e2a Region \u8d1f\u8d23\u5b58\u50a8\u4e00\u4e2a Key Range \uff08\u4ece StartKey \u5230EndKey \u7684\u5de6\u95ed\u53f3\u5f00\u533a\u95f4\uff09\u7684\u6570\u636e\uff0c\u6bcf\u4e2a TiKV \u8282\u70b9\u4f1a\u8d1f\u8d23\u591a\u4e2a Region \u3002TiKV \u4f7f\u7528 Raft\u534f\u8bae\u505a\u590d\u5236\uff0c\u4fdd\u6301\u6570\u636e\u7684\u4e00\u81f4\u6027\u548c\u5bb9\u707e\u3002\u526f\u672c\u4ee5 Region \u4e3a\u5355\u4f4d\u8fdb\u884c\u7ba1\u7406\uff0c\u4e0d\u540c\u8282\u70b9\u4e0a\u7684\u591a\u4e2a Region \u6784\u6210\u4e00\u4e2a RaftGroup\uff0c\u4e92\u4e3a\u526f\u672c\u3002\u6570\u636e\u5728\u591a\u4e2a TiKV \u4e4b\u95f4\u7684\u8d1f\u8f7d\u5747\u8861\u7531 PD \u8c03\u5ea6\uff0c\u8fd9\u91cc\u4e5f\u662f\u4ee5 Region \u4e3a\u5355\u4f4d\u8fdb\u884c\u8c03\u5ea6\u3002<br \/>\n<strong>\u4e09 \u6838\u5fc3\u7279\u6027<\/strong><br \/>\n<strong><em>1 \u6c34\u5e73\u6269\u5c55<\/em><\/strong><br \/>\n\u65e0\u9650\u6c34\u5e73\u6269\u5c55\u662f TiDB \u7684\u4e00\u5927\u7279\u70b9\uff0c\u8fd9\u91cc\u8bf4\u7684\u6c34\u5e73\u6269\u5c55\u5305\u62ec\u4e24\u65b9\u9762\uff1a\u8ba1\u7b97\u80fd\u529b\u548c\u5b58\u50a8\u80fd\u529b\u3002TiDB Server \u8d1f\u8d23\u5904\u7406 SQL \u8bf7\u6c42\uff0c\u968f\u7740\u4e1a\u52a1\u7684\u589e\u957f\uff0c\u53ef\u4ee5\u7b80\u5355\u7684\u6dfb\u52a0 TiDB Server \u8282\u70b9\uff0c\u63d0\u9ad8\u6574\u4f53\u7684\u5904\u7406\u80fd\u529b\uff0c\u63d0\u4f9b\u66f4\u9ad8\u7684\u541e\u5410\u3002TiKV \u8d1f\u8d23\u5b58\u50a8\u6570\u636e\uff0c\u968f\u7740\u6570\u636e\u91cf\u7684\u589e\u957f\uff0c\u53ef\u4ee5\u90e8\u7f72\u66f4\u591a\u7684 TiKV Server \u8282\u70b9\u89e3\u51b3\u6570\u636e Scale \u7684\u95ee\u9898\u3002PD \u4f1a\u5728 TiKV \u8282\u70b9\u4e4b\u95f4\u4ee5 Region \u4e3a\u5355\u4f4d\u505a\u8c03\u5ea6\uff0c\u5c06\u90e8\u5206\u6570\u636e\u8fc1\u79fb\u5230\u65b0\u52a0\u7684\u8282\u70b9\u4e0a\u3002\u6240\u4ee5\u5728\u4e1a\u52a1\u7684\u65e9\u671f\uff0c\u53ef\u4ee5\u53ea\u90e8\u7f72\u5c11\u91cf\u7684\u670d\u52a1\u5b9e\u4f8b\uff08\u63a8\u8350\u81f3\u5c11\u90e8\u7f72 3 \u4e2a TiKV\uff0c 3 \u4e2a PD\uff0c2 \u4e2a TiDB\uff09\uff0c\u968f\u7740\u4e1a\u52a1\u91cf\u7684\u589e\u957f\uff0c\u6309\u7167\u9700\u6c42\u6dfb\u52a0 TiKV \u6216\u8005 TiDB \u5b9e\u4f8b\u3002<br \/>\n<strong><em>2 \u9ad8\u53ef\u7528<\/em><\/strong><br \/>\n\u9ad8\u53ef\u7528\u662f TiDB \u7684\u53e6\u4e00\u5927\u7279\u70b9\uff0cTiDB\/TiKV\/PD \u8fd9\u4e09\u4e2a\u7ec4\u4ef6\u90fd\u80fd\u5bb9\u5fcd\u90e8\u5206\u5b9e\u4f8b\u5931\u6548\uff0c\u4e0d\u5f71\u54cd\u6574\u4e2a\u96c6\u7fa4\u7684\u53ef\u7528\u6027\u3002\u4e0b\u9762\u5206\u522b\u8bf4\u660e\u8fd9\u4e09\u4e2a\u7ec4\u4ef6\u7684\u53ef\u7528\u6027\u3001\u5355\u4e2a\u5b9e\u4f8b\u5931\u6548\u540e\u7684\u540e\u679c\u4ee5\u53ca\u5982\u4f55\u6062\u590d\u3002<br \/>\n<strong><em>TiDB<\/em><\/strong><br \/>\nTiDB \u662f\u65e0\u72b6\u6001\u7684\uff0c\u63a8\u8350\u81f3\u5c11\u90e8\u7f72\u4e24\u4e2a\u5b9e\u4f8b\uff0c\u524d\u7aef\u901a\u8fc7\u8d1f\u8f7d\u5747\u8861\u7ec4\u4ef6\u5bf9\u5916\u63d0\u4f9b\u670d\u52a1\u3002\u5f53\u5355\u4e2a\u5b9e\u4f8b\u5931\u6548\u65f6\uff0c\u4f1a\u5f71\u54cd\u6b63\u5728\u8fd9\u4e2a\u5b9e\u4f8b\u4e0a\u8fdb\u884c\u7684 Session\uff0c\u4ece\u5e94\u7528\u7684\u89d2\u5ea6\u770b\uff0c\u4f1a\u51fa\u73b0\u5355\u6b21\u8bf7\u6c42\u5931\u8d25\u7684\u60c5\u51b5\uff0c\u91cd\u65b0\u8fde\u63a5\u540e\u5373\u53ef\u7ee7\u7eed\u83b7\u5f97\u670d\u52a1\u3002\u5355\u4e2a\u5b9e\u4f8b\u5931\u6548\u540e\uff0c\u53ef\u4ee5\u91cd\u542f\u8fd9\u4e2a\u5b9e\u4f8b\u6216\u8005\u90e8\u7f72\u4e00\u4e2a\u65b0\u7684\u5b9e\u4f8b\u3002<br \/>\n<strong>PD<\/strong><br \/>\nPD \u662f\u4e00\u4e2a\u96c6\u7fa4\uff0c\u901a\u8fc7 Raft \u534f\u8bae\u4fdd\u6301\u6570\u636e\u7684\u4e00\u81f4\u6027\uff0c\u5355\u4e2a\u5b9e\u4f8b\u5931\u6548\u65f6\uff0c\u5982\u679c\u8fd9\u4e2a\u5b9e\u4f8b\u4e0d\u662f Raft \u7684 leader\uff0c\u90a3\u4e48\u670d\u52a1\u5b8c\u5168\u4e0d\u53d7\u5f71\u54cd\uff1b\u5982\u679c\u8fd9\u4e2a\u5b9e\u4f8b\u662f Raft \u7684 leader\uff0c\u4f1a\u91cd\u65b0\u9009\u51fa\u65b0\u7684 Raft leader\uff0c\u81ea\u52a8\u6062\u590d\u670d\u52a1\u3002PD \u5728\u9009\u4e3e\u7684\u8fc7\u7a0b\u4e2d\u65e0\u6cd5\u5bf9\u5916\u63d0\u4f9b\u670d\u52a1\uff0c\u8fd9\u4e2a\u65f6\u95f4\u5927\u7ea6\u662f3\u79d2\u949f\u3002\u63a8\u8350\u81f3\u5c11\u90e8\u7f72\u4e09\u4e2a PD \u5b9e\u4f8b\uff0c\u5355\u4e2a\u5b9e\u4f8b\u5931\u6548\u540e\uff0c\u91cd\u542f\u8fd9\u4e2a\u5b9e\u4f8b\u6216\u8005\u6dfb\u52a0\u65b0\u7684\u5b9e\u4f8b\u3002<br \/>\n<strong>TiKV<\/strong><br \/>\nTiKV \u662f\u4e00\u4e2a\u96c6\u7fa4\uff0c\u901a\u8fc7 Raft \u534f\u8bae\uff08<a href=\"https:\/\/www.cnblogs.com\/MaggieLXC\/p\/7512399.html\" target=\"_blank\" rel=\"nofollow noopener\">raft\u4e00\u81f4\u6027\u54c8\u7b97\u6cd5<\/a>\u4ee5\u53ca<a href=\"https:\/\/www.cnblogs.com\/mindwind\/p\/5231986.html\" target=\"_blank\" rel=\"nofollow noopener\">Raft \u4e3a\u4ec0\u4e48\u662f\u66f4\u6613\u7406\u89e3\u7684\u5206\u5e03\u5f0f\u4e00\u81f4\u6027\u7b97\u6cd5\u00a0<\/a>\uff09\u4fdd\u6301\u6570\u636e\u7684\u4e00\u81f4\u6027\uff08\u526f\u672c\u6570\u91cf\u53ef\u914d\u7f6e\uff0c\u9ed8\u8ba4\u4fdd\u5b58\u4e09\u526f\u672c\uff09\uff0c\u5e76\u901a\u8fc7 PD \u505a\u8d1f\u8f7d\u5747\u8861\u8c03\u5ea6\u3002\u5355\u4e2a\u8282\u70b9\u5931\u6548\u65f6\uff0c\u4f1a\u5f71\u54cd\u8fd9\u4e2a\u8282\u70b9\u4e0a\u5b58\u50a8\u7684\u6240\u6709 Region\u3002\u5bf9\u4e8e Region \u4e2d\u7684 Leader \u7ed3\u70b9\uff0c\u4f1a\u4e2d\u65ad\u670d\u52a1\uff0c\u7b49\u5f85\u91cd\u65b0\u9009\u4e3e\uff1b\u5bf9\u4e8e Region \u4e2d\u7684 Follower \u8282\u70b9\uff0c\u4e0d\u4f1a\u5f71\u54cd\u670d\u52a1\u3002\u5f53\u67d0\u4e2a TiKV \u8282\u70b9\u5931\u6548\uff0c\u5e76\u4e14\u5728\u4e00\u6bb5\u65f6\u95f4\u5185\uff08\u9ed8\u8ba4 30 \u5206\u949f\uff09\u65e0\u6cd5\u6062\u590d\uff0cPD \u4f1a\u5c06\u5176\u4e0a\u7684\u6570\u636e\u8fc1\u79fb\u5230\u5176\u4ed6\u7684 TiKV \u8282\u70b9\u4e0a\u3002<br \/>\n<strong>\u56db TiDb\u6280\u672f\u5185\u5e55<\/strong><br \/>\n1 \u4fdd\u5b58\u6570\u636e\u00a0<a href=\"https:\/\/pingcap.com\/blog-cn\/tidb-internal-1\/\" target=\"_blank\" rel=\"nofollow noopener\">TiDB \u6280\u672f\u5185\u5e55 &#8211; \u8bf4\u5b58\u50a8<\/a><br \/>\n2 \u8ba1\u7b97\uff08\u5f88\u5173\u952e\u5982\u4f55\u505asql\u8fd0\u7b97\uff09\u00a0<a href=\"https:\/\/pingcap.com\/blog-cn\/tidb-internal-2\/\" target=\"_blank\" rel=\"nofollow noopener\">TiDB \u6280\u672f\u5185\u5e55 &#8211; \u8bf4\u8ba1\u7b97<\/a><br \/>\n3 \u8c03\u5ea6(Tidb\u96c6\u7fa4\u7ba1\u7406)\u00a0<a href=\"https:\/\/pingcap.com\/blog-cn\/tidb-internal-3\/\" target=\"_blank\" rel=\"nofollow noopener\">TiDB \u6280\u672f\u5185\u5e55 &#8211; \u8c08\u8c03\u5ea6<\/a><br \/>\n<strong>\u4e94 \u5b89\u88c5\u90e8\u7f72<\/strong><br \/>\ntidb\u5b89\u88c5\u90e8\u7f72\uff0c\u53ef\u80fd\u6bd4\u8f83\u9ebb\u70e6\uff0c\u4e00\u6b65\u6b65\u7167\u7740\u505a\uff0c\u5982\u679c\u516c\u53f8\u6709\u4e13\u95e8\u7684\u8fd0\u7ef4\uff0c\u8fd9\u4e2a\u5de5\u4f5c\u53ef\u4ee5\u7531\u8fd0\u7ef4\u6765\u641e\uff0c\u4f46\u662f\u5927\u591a\u6570\u7684\u4e2d\u5c0f\u516c\u53f8\u662f\u6ca1\u6709\u7684\uff0c\u90fd\u662f\u5f00\u53d1\u8005\u517c\u804c\u8fd0\u7ef4\uff0c\u6240\u4ee5\u4f5c\u4e3a\u4e00\u4e2a\u5f00\u53d1\u8005\uff0c\u8fd8\u662f\u4e86\u89e3\u4e0b\u6bd4\u8f83\u597d\u3002\u00a0<a href=\"https:\/\/my.oschina.net\/dmdgeeker\/blog\/718564\" target=\"_blank\" rel=\"nofollow noopener\">\u5b89\u88c5\u90e8\u7f72<\/a><br \/>\n<strong><em>\u58f0\u660e<\/em><\/strong><br \/>\n\u4ee5\u4e0a\u53ea\u662f\u5bf9tidb\u8d44\u6599\u7684\u7b80\u5355\u6574\u7406\u548c\u5bf9tidb\u7684\u4e00\u4e2a\u57fa\u672c\u4e86\u89e3\uff0c\u66f4\u8be6\u7ec6\u7684\u8d44\u6599\u53ef\u4ee5\u8f6c\u81f3tidb\u7684\u5b98\u65b9\u6587\u6863\uff0c\u6ce8\u610f\u91cc\u9762\u7684\u5e38\u89c1\u95ee\u9898\u548c\u89e3\u7b54\uff0c\u5f88\u6709\u7528\uff1a<a href=\"https:\/\/pingcap.com\/docs-cn\/\" target=\"_blank\" rel=\"nofollow noopener\">PingCAP Tidb\u5b98\u65b9\u6587\u6863<\/a><\/p>\n<\/div>\n<\/div>\n<\/article>\n<div class=\"article-bar-bottom\">\n<div class=\"article-copyright\">\u7248\u6743\u58f0\u660e\uff1a\u672c\u6587\u4e3a\u535a\u4e3b\u539f\u521b\u6587\u7ae0\uff0c\u672a\u7ecf\u535a\u4e3b\u5141\u8bb8\u4e0d\u5f97\u8f6c\u8f7d\u3002 https:\/\/blog.csdn.net\/D_Guco\/article\/details\/80641236<\/div>\n<div class=\"tags-box\"><span class=\"label\">\u4e2a\u4eba\u5206\u7c7b\uff1a<\/span>\u00a0<a class=\"tag-link\" href=\"https:\/\/blog.csdn.net\/D_Guco\/article\/category\/6537836\" target=\"_blank\" rel=\"noopener\">\u6570\u636e\u5e93<\/a><\/div>\n<div class=\"tags-box hot-word\"><span class=\"label\">\u76f8\u5173\u70ed\u8bcd\uff1a<\/span>\u00a0<a class=\"tag-link\" href=\"https:\/\/blog.csdn.net\/impossible1994727\/article\/details\/69566064\" target=\"_blank\" rel=\"noopener\">\u5012\u8ba1\u65f615\u5206\u949f<\/a>\u00a0<a class=\"tag-link\" href=\"https:\/\/blog.csdn.net\/yxhlfx\/article\/details\/79093456\" target=\"_blank\" rel=\"noopener\">15\u5206\u949f\u5b66\u4e60\u65b9\u6cd5<\/a>\u00a0<a class=\"tag-link\" href=\"https:\/\/blog.csdn.net\/wingleo\/article\/details\/58086359\" target=\"_blank\" rel=\"noopener\">15\u5206\u949f\u5206\u4eab<\/a>\u00a0<a class=\"tag-link\" href=\"https:\/\/blog.csdn.net\/shebao3333\/article\/details\/78808066\" target=\"_blank\" rel=\"noopener\">15\u5206\u949f\u9a8c\u8bc1\u7801<\/a>\u00a0<a class=\"tag-link\" href=\"https:\/\/blog.csdn.net\/impossible1994727\/article\/details\/69566064\" target=\"_blank\" rel=\"noopener\">\u8ba1\u65f615\u5206\u949f<\/a><\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>15\u5206\u949f\u4e86\u89e3TiDB 2018\u5e7406\u67081<\/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-1581","post","type-post","status-publish","format-standard","hentry","tag-02-"],"_links":{"self":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/posts\/1581","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=1581"}],"version-history":[{"count":0,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/posts\/1581\/revisions"}],"wp:attachment":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/media?parent=1581"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/categories?post=1581"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/tags?post=1581"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}