{"id":1969,"date":"2020-07-29T21:47:52","date_gmt":"2020-07-29T13:47:52","guid":{"rendered":"http:\/\/39.97.231.10\/?p=1969"},"modified":"2020-07-29T21:47:52","modified_gmt":"2020-07-29T13:47:52","slug":"postgresql%e5%a4%9a%e4%b8%bb%e5%a4%8d%e5%88%b6%e6%96%b9%e6%a1%88","status":"publish","type":"post","link":"http:\/\/www.weijing.co\/?p=1969","title":{"rendered":"PostgreSQL\u591a\u4e3b\u590d\u5236\u65b9\u6848"},"content":{"rendered":"<div class=\\\"blog_title\\\">\n<div>\n<span style=\\\"font-size: 1rem;\\\">\u968f\u7740\u6570\u636e\u91cf\u7684\u5feb\u901f\u589e\u957f\uff0c\u53ef\u4f38\u7f29\u6027\u5df2\u7ecf\u6210\u4e3a\u6570\u636e\u5e93\u9886\u57df\u6700\u70ed\u95e8\u7684\u8bdd\u9898\u4e4b\u4e00\uff0c\u53ef\u4f38\u7f29\u6027\u5206\u4e3a\u5782\u76f4\u6269\u5c55\u548c\u6c34\u5e73\u6269\u5c55\u3002\u5782\u76f4\u6269\u5c55\u610f\u5473\u7740\u7ed9\u5df2\u7ecf\u5b58\u5728\u7684\u8282\u70b9\u589e\u52a0\u66f4\u591a\u7684\u786c\u4ef6\u8d44\u6e90\uff0c\u4ee5\u63d0\u5347\u5355\u4e2a\u8282\u70b9\u5b58\u50a8\u548c\u5904\u7406\u66f4\u591a\u6570\u636e\u7684\u80fd\u529b\uff0c\u6bd4\u5982\u589e\u52a0\u66f4\u591a\u7684CPU\uff0c\u78c1\u76d8\u7a7a\u95f4\u548c\u5185\u5b58\u3002\u51e0\u4e4e\u6240\u6709\u7684DBMS\u5f15\u64ce\u901a\u8fc7\u6539\u8fdb\u9501\/\u4e92\u65a5\u673a\u5236\u548c\u5e76\u53d1\u6027\u6765\u63d0\u9ad8\u5176\u5782\u76f4\u6269\u5c55\u80fd\u529b\uff0c\u4ee5\u4fbf\u66f4\u6709\u6548\u7684\u5229\u7528\u65b0\u6dfb\u52a0\u7684\u8d44\u6e90\uff0c\u6570\u636e\u5e93\u5f15\u64ce\u901a\u5e38\u63d0\u4f9b\u76f8\u5173\u7684\u914d\u7f6e\u53c2\u6570\uff0c\u6765\u66f4\u6709\u6548\u7684\u5229\u7528\u786c\u4ef6\u8d44\u6e90\u3002<\/span>\n<\/div>\n<\/div>\n<div class=\\\"blog_content\\\">\n<div class=\\\"blog_detail\\\">\n\u7531\u4e8e\u786c\u4ef6\u6210\u672c\u4ee5\u53ca\u5728\u73b0\u6709\u8282\u70b9\u4e2d\u6dfb\u52a0\u65b0\u786c\u4ef6\u7684\u9650\u5236\uff0c\u4e0d\u53ef\u80fd\u603b\u662f\u9760\u6dfb\u52a0\u65b0\u786c\u4ef6\u8d44\u6e90\u6765\u89e3\u51b3\u6570\u636e\u5e93\u6027\u80fd\u74f6\u9888\uff0c\u56e0\u6b64\uff0c\u6c34\u5e73\u6269\u5c55\u6210\u4e3a\u89e3\u51b3\u6027\u80fd\u74f6\u9888\u7684\u53e6\u4e00\u79cd\u53ef\u9009\u65b9\u6848\u3002\u76f8\u5bf9\u4e8e\u5782\u76f4\u6269\u5c55\uff0c\u6c34\u5e73\u6269\u5c55\u66f4\u96be\u5b9e\u73b0\uff0c\u5b83\u9700\u8981\u66f4\u591a\u7684\u5f00\u53d1\u5de5\u4f5c\u4ee5\u53ca\u76f8\u5173\u7684\u914d\u5957\u5de5\u5177\u3002PostgreSQL\u4e3a\u5782\u76f4\u6269\u5c55\u548c\u6c34\u5e73\u6269\u5c55\u63d0\u4f9b\u4e86\u76f8\u5f53\u4e30\u5bcc\u7684\u529f\u80fd\u7279\u6027\uff0c\u5b83\u652f\u6301\u5728\u591a\u4e2a\u5904\u7406\u5668\u548c\u5927\u91cf\u5185\u5b58\u7684\u673a\u5668\u4e0a\u6267\u884c\uff0c\u5e76\u63d0\u4f9b\u914d\u7f6e\u53c2\u6570\u6765\u7ba1\u7406\u548c\u5145\u5206\u5229\u7528\u8fd9\u4e9b\u8d44\u6e90\u3002PostgreSQL\u5e76\u53d1\u6267\u884c\u7684\u7279\u6027\u4f7f\u5176\u5728\u5782\u76f4\u6269\u5c55\u4e0a\u66f4\u52a0\u7a81\u51fa\uff0c\u540c\u65f6\u4e5f\u4e0d\u7f3a\u4e4f\u6c34\u5e73\u6269\u5c55\u6027\u3002\u590d\u5236\u529f\u80fd\u662fPostgreSQL\u6c34\u5e73\u6269\u5c55\u7684\u6838\u5fc3\uff0c\u76ee\u524d\u652f\u6301\u7684\u5355\u5411\u4e3b\u4ece\u590d\u5236\u5df2\u7ecf\u80fd\u591f\u89e3\u51b3\u5927\u591a\u6570\u5e94\u7528\u573a\u666f\u3002<\/p>\n<h4>\u4e00\u3001\u5173\u952e\u6982\u5ff5<\/h4>\n<h5>1.1 \u6570\u636e\u590d\u5236<\/h5>\n<p>\u6570\u636e\u590d\u5236\u662f\u6307\u5728\u5176\u4ed6\u670d\u52a1\u5668\u4e0a\u590d\u5236\u6570\u636e\uff0c\u5e76\u5c06\u5176\u5b58\u50a8\u5728\u591a\u4e2a\u8282\u70b9\u4e0a\u3002\u5728\u8fd9\u4e2a\u8fc7\u7a0b\u4e2d\uff0c\u6570\u636e\u5e93\u5b9e\u4f8b\u4ece\u4e00\u4e2a\u8282\u70b9\u4f20\u8f93\u5230\u53e6\u4e00\u4e2a\u8282\u70b9\uff0c\u5e76\u751f\u6210\u4e00\u4e2a\u7cbe\u786e\u7684\u526f\u672c\u3002\u6570\u636e\u590d\u5236\u7528\u4e8e\u63d0\u9ad8\u6570\u636e\u53ef\u7528\u6027\uff0c\u8fd9\u662fHA\u7684\u4e00\u4e2a\u5173\u952e\u7279\u6027\u3002\u53ef\u4ee5\u5bf9\u5b8c\u6574\u7684\u6570\u636e\u5e93\u5b9e\u4f8b\u8fdb\u884c\u590d\u5236\uff0c\u4e5f\u53ef\u4ee5\u5c06\u4e00\u4e9b\u5e38\u7528\u7684\u6216\u5fc5\u9700\u7684\u5bf9\u8c61\u590d\u5236\u5230\u53e6\u4e00\u4e2a\u670d\u52a1\u5668\u3002\u7531\u4e8e\u590d\u5236\u63d0\u4f9b\u4e86\u6570\u636e\u5e93\u7684\u591a\u4e2a\u4e00\u81f4\u6027\u526f\u672c\uff0c\u5b83\u4e0d\u4ec5\u63d0\u4f9b\u4e86\u9ad8\u53ef\u7528\u6027\uff0c\u800c\u4e14\u8fd8\u63d0\u9ad8\u4e86\u5e94\u7528\u6027\u80fd\uff0c\u6bd4\u5982\u8bfb\u5199\u5206\u79bb\u3002<\/p>\n<h5>2.2 \u540c\u6b65\u590d\u5236<\/h5>\n<p>\u5728\u78c1\u76d8\u4e0a\u5199\u5165\u6570\u636e\u65f6\u6709\u4e24\u79cd\u7b56\u7565\uff1a\u540c\u6b65\u548c\u5f02\u6b65\u3002\u540c\u6b65\u590d\u5236\u610f\u5473\u7740\u6570\u636e\u540c\u65f6\u5199\u5165\u4e3b\u8bbe\u5907\u548c\u4ece\u8bbe\u5907\uff0c\u6362\u53e5\u8bdd\u8bf4\uff0c\u201c\u540c\u6b65\u590d\u5236\u201d\u610f\u5473\u7740\u4e00\u4e2a\u4e8b\u52a1\u63d0\u4ea4\uff0c\u9700\u8981\u7b49\u5f85\u8fdc\u7aef\u4ece\u8282\u70b9\u5199\u5165\uff0c\u5e76\u5237\u5230\u78c1\u76d8\u3002\u540c\u6b65\u590d\u5236\u901a\u5e38\u7528\u4e8e\u5bf9\u77ac\u65f6\u6545\u969c\u8f6c\u79fb\u8981\u6c42\u9ad8\u7684\u4e8b\u52a1\u573a\u666f\u3002<\/p>\n<h5>2.3 \u5f02\u6b65\u590d\u5236<\/h5>\n<p>\u5f02\u6b65\u610f\u5473\u7740\u6570\u636e\u9996\u5148\u5199\u5165\u4e3b\u5e93\uff0c\u7136\u540e\u590d\u5236\u5230\u5907\u5e93\u3002\u5728\u4e3b\u5e93\u5d29\u6e83\u7684\u60c5\u51b5\u4e0b\uff0c\u53ef\u80fd\u4f1a\u53d1\u751f\u6570\u636e\u4e22\u5931\uff0c\u4f46\u662f\u56e0\u4e3a\u5f02\u6b65\u590d\u5236\u7684\u5f00\u9500\u5f88\u5c11\uff0c\u4e0d\u4f1a\u963b\u585e\u4e3b\u5e93\u4e8b\u52a1\u63d0\u4ea4\uff0c\u56e0\u6b64\u5728\u5927\u591a\u6570\u4e1a\u52a1\u573a\u666f\u4e0b\u662f\u53ef\u4ee5\u63a5\u53d7\u7684\u3002\u7136\u800c\u4e0e\u540c\u6b65\u590d\u5236\u76f8\u6bd4\uff0cfailover\u6545\u969c\u8f6c\u79fb\u6240\u9700\u7684\u65f6\u95f4\u66f4\u957f\u3002<\/p>\n<h5>2.4 \u5355\u4e3b\u590d\u5236<\/h5>\n<p>\u5355\u4e3b\u590d\u5236\u610f\u5473\u7740\u53ea\u5141\u8bb8\u5728\u5355\u4e2a\u8282\u70b9\u4e0a\u5199\u5165\u6570\u636e\uff0c\u8fd9\u4e9b\u4fee\u6539\u5c06\u590d\u5236\u5230\u4e00\u4e2a\u6216\u591a\u4e2a\u8282\u70b9\u3002\u6570\u636e\u66f4\u65b0\u548c\u63d2\u5165\u53ea\u80fd\u5728\u4e3b\u8282\u70b9\u4e0a\u8fdb\u884c\uff0c\u5e94\u7528\u7a0b\u5e8f\u9700\u8981\u5c06\u6d41\u91cf\u8def\u7531\u5230\u4e3b\u8282\u70b9\uff0c\u56e0\u4e3a\u53ea\u6709\u4e00\u4e2a\u4e3b\u8282\u70b9\uff0c\u6240\u4ee5\u4e0d\u53ef\u80fd\u53d1\u751f\u6570\u636e\u51b2\u7a81\u3002\u5927\u591a\u6570\u60c5\u51b5\u4e0b\uff0c\u5355\u4e3b\u590d\u5236\u5bf9\u5e94\u7528\u7a0b\u5e8f\u6765\u8bf4\u5df2\u7ecf\u8db3\u591f\u4e86\uff0c\u56e0\u4e3a\u5b83\u7684\u914d\u7f6e\u548c\u7ba1\u7406\u4e0d\u592a\u590d\u6742\uff0c\u4f46\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u5355\u4e3b\u590d\u5236\u662f\u4e0d\u591f\u7684\uff0c\u4e0d\u80fd\u6ee1\u8db3\u67d0\u4e9b\u573a\u666f\u7684\u9700\u6c42\uff0c\u56e0\u6b64\u9700\u8981\u591a\u4e3b\u673a\u590d\u5236\u3002<\/p>\n<h4>\u4e8c\u3001\u591a\u4e3b\u590d\u5236<\/h4>\n<p>\u591a\u4e3b\u590d\u5236\u610f\u5473\u7740\u6709\u591a\u4e2a\u8282\u70b9\u5145\u5f53\u4e3b\u8282\u70b9\u3002\u6570\u636e\u5728\u8282\u70b9\u4e4b\u95f4\u590d\u5236\uff0c\u63d2\u5165\u548c\u66f4\u65b0\u53ef\u4ee5\u5728\u4e00\u7ec4\u4e3b\u8282\u70b9\u4e0a\u6267\u884c\u3002\u6570\u636e\u6709\u591a\u4e2a\u526f\u672c\uff0c\u7cfb\u7edf\u8d1f\u8d23\u89e3\u51b3\u5e76\u53d1\u66f4\u6539\u4e4b\u95f4\u53d1\u751f\u7684\u4efb\u4f55\u51b2\u7a81\u3002<br \/>\n\u4f7f\u7528\u591a\u4e3b\u590d\u5236\u4e3b\u8981\u6709\u4e24\u4e2a\u539f\u56e0\uff1a\u4e00\u662f\u9ad8\u53ef\u7528\u6027\uff0c\u4e8c\u662f\u6027\u80fd\u3002\u5728\u5927\u591a\u6570\u60c5\u51b5\u4e0b\uff0c\u6709\u4e9b\u8282\u70b9\u4e13\u7528\u4e8e\u5bc6\u96c6\u7684\u5199\u64cd\u4f5c\uff0c\u800c\u6709\u4e9b\u8282\u70b9\u4e13\u7528\u4e8e\u8bfb\u64cd\u4f5c\u6216\u6545\u969c\u8f6c\u79fb\u3002<br \/>\n\u5173\u4e8e\u591a\u4e3b\u590d\u5236\u7684\u4f18\u7f3a\u70b9\uff0c\u5982\u4e0b\uff1a<br \/>\n<strong>\u4f18\u70b9\uff1a<\/strong><\/p>\n<ol>\n<li>\u5982\u679c\u4e00\u4e2a\u4e3b\u8282\u70b9\u51fa\u73b0\u6545\u969c\uff0c\u53e6\u5916\u4e00\u4e2a\u4e3b\u8282\u70b9\u5c06\u4f1a\u63a5\u66ff\u5b83\u7684\u5de5\u4f5c\uff0c\u907f\u514d\u4e1a\u52a1\u4e2d\u65ad\u3002<\/li>\n<li>\u4e3b\u8282\u70b9\u4f4d\u4e8e\u591a\u4e2a\u4e0d\u540c\u7684\u4f4d\u7f6e\uff0c\u964d\u4f4e\u6240\u6709\u4e3b\u8282\u70b9\u90fd\u53d1\u751f\u6545\u969c\u7684\u6982\u7387\u3002<\/li>\n<li>\u53ef\u4ee5\u5728\u591a\u4e2a\u4e3b\u8282\u70b9\u4e0a\u5199\u5165\u6570\u636e\u3002<\/li>\n<li>\u5e94\u7528\u670d\u52a1\u4e0d\u9700\u8981\u5c06\u5199\u6d41\u91cf\u53ea\u8def\u7531\u5230\u4e00\u4e2a\u8282\u70b9\u3002<\/li>\n<\/ol>\n<p><strong>\u7f3a\u70b9\uff1a<\/strong><\/p>\n<ol>\n<li>\u590d\u6742\u6027\u589e\u52a0\u3002<\/li>\n<li>\u51b2\u7a81\u89e3\u51b3\u975e\u5e38\u56f0\u96be\uff0c\u56e0\u4e3a\u53ef\u4ee5\u5728\u591a\u4e2a\u8282\u70b9\u4e0a\u540c\u65f6\u5199\u5165\u3002<\/li>\n<li>\u6709\u65f6\u53d1\u751f\u51b2\u7a81\u65f6\u9700\u8981\u4eba\u5de5\u5e72\u9884\u3002<\/li>\n<li>\u53ef\u80fd\u5bfc\u81f4\u6570\u636e\u4e0d\u4e00\u81f4\u3002<\/li>\n<\/ol>\n<p>\u6b63\u5982\u4e0a\u8ff0\u8ba8\u8bba\u8fc7\u7684\uff0c\u5728\u5927\u591a\u6570\u60c5\u51b5\u4e0b\uff0c\u5355\u4e3b\u590d\u5236\u5df2\u7ecf\u8db3\u591f\u6ee1\u8db3\u4e1a\u52a1\u9700\u6c42\uff0c\u5927\u591a\u6570\u573a\u666f\u4e0b\u90fd\u5efa\u8bae\u4f7f\u7528\u5355\u4e3b\u590d\u5236\uff0c\u4f46\u662f\u4ecd\u7136\u6709\u4e00\u4e9b\u60c5\u51b5\u9700\u8981\u591a\u4e3b\u590d\u5236\u3002PostgreSQL\u5185\u7f6e\u4e86\u5355\u4e3b\u590d\u5236\uff0c\u4f46\u9057\u61be\u7684\u662f\uff0c\u5728PostgreSQL\u4e3b\u5206\u652f\u4e2d\u5e76\u6ca1\u6709\u591a\u4e3b\u590d\u5236\u529f\u80fd\u3002<br \/>\n\u6709\u4e00\u4e9b\u591a\u4e3b\u590d\u5236\u89e3\u51b3\u65b9\u6848\u53ef\u7528\uff0c\u5176\u4e2d\u4e00\u4e9b\u662f\u5728\u5e94\u7528\u7a0b\u5e8f\u7aef\u5b9e\u73b0\uff0c\u6709\u4e00\u4e9b\u662fPostgreSQL\u5206\u53c9\u7684fork\u7248\u672c\u5b9e\u73b0\uff0c\u8fd9\u4e9bfork\u6709\u81ea\u5df1\u7684\u5c0f\u578b\u793e\u533a\uff0c\u4e3b\u8981\u7531\u4e00\u5bb6\u516c\u53f8\u7ba1\u7406\uff0c\u4f46\u4e0d\u662f\u7531PostgreSQL\u4e3b\u7ebf\u793e\u533a\u7ba1\u7406\u3002<br \/>\n\u5e38\u7528\u7684PostgreSQL\u591a\u4e3b\u89e3\u51b3\u65b9\u6848\u5982\u4e0b\uff1a<\/p>\n<ol>\n<li>BDR (Bi-Directional Replication)<\/li>\n<li>xDB<\/li>\n<li>PostgreSQL-XL<\/li>\n<li>PostgreSQL-XC \/ PostgreSQL-XC2<\/li>\n<li>Rubyrep<\/li>\n<li>Bucardo<\/li>\n<\/ol>\n<h5>2.1 BDR (Bi-Directional Replication)<\/h5>\n<p>BDR\u662f\u4e00\u4e2a\u591a\u4e3b\u590d\u5236\u89e3\u51b3\u65b9\u6848\uff0c\u5b83\u6709\u4e0d\u540c\u7684\u7248\u672c\u3002\u65e9\u671f\u7248\u672c\u7684BDR\u662f\u5f00\u6e90\u7684\uff0c\u4f46\u6700\u65b0\u7248\u672c\u662f\u95ed\u6e90\u7684\u3002BDR\u75312ndQuadrant\u5f00\u53d1\uff0c\u662f\u8fc4\u4eca\u4e3a\u6b62\u6700\u4f18\u96c5\u7684\u591a\u4e3b\u673a\u89e3\u51b3\u65b9\u6848\u4e4b\u4e00\u3002BDR\u63d0\u4f9b\u5f02\u6b65\u7684\u591a\u4e3b\u673a\u903b\u8f91\u590d\u5236\uff0c\u57fa\u4e8ePostgreSQL\u903b\u8f91\u89e3\u7801\u7279\u6027\u3002\u7531\u4e8eBDR\u5b9e\u8d28\u4e0a\u662f\u5728\u5176\u4ed6\u8282\u70b9\u4e0a\u91cd\u65b0\u5e94\u7528\u4e8b\u52a1\uff0c\u56e0\u6b64\u5982\u679c\u6b63\u5728\u5e94\u7528\u7684\u4e8b\u52a1\u4e0e\u5728\u63a5\u6536\u8282\u70b9\u4e0a\u63d0\u4ea4\u7684\u4e8b\u52a1\u4e4b\u95f4\u5b58\u5728\u51b2\u7a81\uff0c\u5e94\u7528\u64cd\u4f5c\u53ef\u80fd\u4f1a\u5931\u8d25\u3002<\/p>\n<h5>2.2 xDB<\/h5>\n<p>EnterpriseDB\u4f7f\u7528Java\u5f00\u53d1\u4e86\u53cc\u5411\u590d\u5236\u89e3\u51b3\u65b9\u6848xDB\uff0c\u57fa\u4e8e\u4ed6\u4eec\u81ea\u5df1\u7684\u534f\u8bae\uff0c\u56e0\u4e3a\u5b83\u662f\u4e00\u4e2a\u95ed\u6e90\u65b9\u6848\uff0c\u6240\u4ee5\u76f8\u5173\u7684\u8bbe\u8ba1\u4fe1\u606f\u65e0\u4ece\u83b7\u53d6\u3002<\/p>\n<ul>\n<li>\u7531EnterpriseDB\u5f00\u53d1\u548c\u7ef4\u62a4<\/li>\n<li>\u4f7f\u7528Java\u5f00\u53d1\uff0c\u6027\u80fd\u6b20\u4f73<\/li>\n<li>\u95ed\u6e90\u4ee3\u7801\uff0c\u4e13\u6709\u8f6f\u4ef6<\/li>\n<li>xDB\u590d\u5236\u670d\u52a1\u5305\u542b\u591a\u4e2a\u53ef\u6267\u884c\u7a0b\u5e8f<\/li>\n<li>failover\u6545\u969c\u8f6c\u79fb\u65f6\u95f4\u8f83\u957f<\/li>\n<li>\u62e5\u6709\u7528\u6237\u754c\u9762\uff0c\u7528\u4e8e\u914d\u7f6e\u548c\u7ef4\u62a4\u590d\u5236\u7cfb\u7edf<\/li>\n<\/ul>\n<h5>2.3 PostgreSQL XC\/XC2<\/h5>\n<p>PostgreSQL XC\u7531EnterpriseDB\u548cNTT\u5f00\u53d1\uff0c\u5b83\u662f\u4e00\u4e2a\u540c\u6b65\u590d\u5236\u89e3\u51b3\u65b9\u6848\u3002PostgresXC\u662f\u4e00\u4e2a\u5f00\u6e90\u9879\u76ee\uff0c\u63d0\u4f9b\u5199\u573a\u666f\u53ef\u4f38\u7f29\u7684\u3001\u540c\u6b65\u7684\u3001\u5bf9\u79f0\u7684\u548c\u900f\u660e\u7684PostgreSQL\u96c6\u7fa4\u89e3\u51b3\u65b9\u6848\u3002\u4eceEnterpriseDB\u548cNTT\u5b98\u7f51\uff0c\u5df2\u7ecf\u591a\u5e74\u6ca1\u6709\u770b\u5230PostgreSQL XC\u6709\u65b0\u7684\u53d1\u5c55\u3002\u76ee\u524d\uff0c\u534e\u4e3a\u6b63\u81f4\u529b\u4e8e\u6b64\u4ea7\u54c1\u3002\u5728OLAP\u7684\u573a\u666f\u4e0b\uff0c\u5df2\u7ecf\u62a5\u544a\u4e86\u4e00\u4e9b\u6027\u80fd\u63d0\u9ad8\uff0c\u4f46\u4e0d\u9002\u5408\u4e8eTPS\u3002<\/p>\n<h5>2.4 PostgreSQL XL<\/h5>\n<p>PostgreSQL XL\u662fPostgreSQL XC\u7684\u4e00\u4e2a\u5206\u652f\uff0c\u76ee\u524d\u75312ndQuadrant\u652f\u6301\u3002\u5b83\u8fdc\u8fdc\u843d\u540e\u4e8ePostgreSQL\u793e\u533a\uff0c\u5b83\u57fa\u4e8ePostgreSQL 10.6\uff0c\u4e0ePostgreSQL\u6700\u65b0\u7248\u672cPostgreSQL 12\u4e0d\u4e00\u81f4\u3002\u5b83\u662f\u57fa\u4e8ePostgreSQL XC\u7684\uff0c\u5bf9\u4e8eOLAP\u6027\u80fd\u975e\u5e38\u597d\uff0c\u4f46\u662f\u4e0d\u592a\u9002\u5408\u4e8e\u9ad8TPS\u3002<br \/>\n\u6240\u6709\u7684PostgreSQL XC\/XC2\/XL\u90fd\u88ab\u8ba4\u4e3a\u662f\u201cPostgreSQL\u6d3e\u751f\u8f6f\u4ef6\u201d\uff0c\u4e0ePostgreSQL\u5f53\u524d\u7684\u5f00\u53d1\u4e0d\u540c\u6b65\u3002<\/p>\n<h5>2.5 Rubyrep<\/h5>\n<p>\u5b83\u662f\u7531Arndt-Lehmann\u5f00\u53d1\u7684\u5f02\u6b65\u4e3b\u4e3b\u590d\u5236\uff0c\u58f0\u79f0\u901a\u8fc7\u6700\u7b80\u5355\u7684\u914d\u7f6e\u3001\u5b89\u88c5\uff0c\u5c31\u53ef\u4ee5\u8de8\u5e73\u53f0\u5de5\u4f5c\uff0c\u5305\u62ecwindows\u3002\u5b83\u603b\u662f\u5728\u4e24\u53f0\u670d\u52a1\u5668\u4e0a\u8fd0\u884c\uff0c\u5728Rubyrep\u672f\u8bed\u4e2d\u88ab\u79f0\u4e3a\u201c\u5de6\u201d\u548c\u201c\u53f3\u201d\u3002\u56e0\u6b64\uff0c\u5c06\u5176\u79f0\u4e3a\u4e3b\u4e3b\u67b6\u6784\u66f4\u5408\u9002\uff0c\u800c\u4e0d\u662f\u591a\u4e3b\u67b6\u6784\u3002<\/p>\n<ul>\n<li>rubyrep\u53ef\u4ee5\u5728\u5de6\u6570\u636e\u5e93\u548c\u53f3\u6570\u636e\u5e93\u4e4b\u95f4\u540c\u6b65\u590d\u5236\u6570\u636e<\/li>\n<li>\u81ea\u52a8\u8bbe\u7f6e\u5fc5\u8981\u7684\u89e6\u53d1\u5668\u3001\u65e5\u5fd7\u8868\u7b49<\/li>\n<li>\u81ea\u52a8\u53d1\u73b0\u65b0\u6dfb\u52a0\u7684\u8868\u5e76\u540c\u6b65\u8868\u5185\u5bb9<\/li>\n<li>\u81ea\u52a8\u91cd\u65b0\u914d\u7f6e\u5e8f\u5217\u4ee5\u907f\u514d\u91cd\u590d\u7684\u5e8f\u5217\u6570\u636e\u51b2\u7a81<\/li>\n<li>\u8ddf\u8e2a\u4e3b\u952e\u5b57\u6bb5\u7684\u66f4\u6539<\/li>\n<li>\u53ef\u4ee5\u540c\u65f6\u5b9e\u73b0\u4e3b\u4ece\u590d\u5236\u548c\u4e3b\u4e3b\u590d\u5236<\/li>\n<li>\u9884\u6784\u5efa\u51b2\u7a81\u89e3\u51b3\u65b9\u6cd5\uff1a\u5de6\/\u53f3\u83b7\u80dc\uff0c\u65e9\u671f\/\u540e\u671f\u66f4\u6539\u83b7\u80dc<\/li>\n<li>\u53ef\u901a\u8fc7ruby\u4ee3\u7801\u6bb5\u6307\u5b9a\u7684\u81ea\u5b9a\u4e49\u51b2\u7a81\u89e3\u51b3\u65b9\u6848<\/li>\n<li>\u590d\u5236\u51b3\u7b56\u53ef\u4ee5\u9009\u62e9\u6027\u5730\u8bb0\u5f55\u5728rubyrep\u4e8b\u4ef6\u65e5\u5fd7\u8868\u4e2d<\/li>\n<\/ul>\n<p>\u6ce8\uff1a\u5c31\u53d1\u5c55\u800c\u8a00\uff0c\u8be5\u9879\u76ee\u5728\u8fc7\u53bb\u4e09\u5e74\u4e2d\u4e00\u76f4\u4e0d\u6d3b\u8dc3\u3002<\/p>\n<h5>2.6 Bucardo<\/h5>\n<p>Bucardo\u662fEnd Point\u516c\u53f8\u7684Jon Jensen\u548cGreg Sabino Mullane\u5f00\u53d1\u7684\u57fa\u4e8e\u89e6\u53d1\u5668\u7684\u590d\u5236\u89e3\u51b3\u65b9\u6848\u3002Bucardo\u5df2\u7ecf\u5b58\u5728\u4e86\u8fd120\u5e74\uff0c\u6700\u521d\u88ab\u8bbe\u8ba1\u4e3a\u4e00\u4e2a\u201d\u61d2\u60f0\u201c\u7684\u5f02\u6b65\u89e3\u51b3\u65b9\u6848\uff0c\u5b9e\u73b0\u6700\u7ec8\u590d\u5236\u6240\u6709\u7684\u66f4\u6539\u3002\u6709\u4e00\u4e2aPerl\u5b88\u62a4\u8fdb\u7a0b\u76d1\u542cNOTIFY\u8bf7\u6c42\u5e76\u5bf9\u5176\u6267\u884c\u64cd\u4f5c\u3002\u8868\u4e0a\u53d1\u751f\u7684\u66f4\u6539\u8bb0\u5f55\u5728\u8868\uff08bucardo_delta\uff09\u4e2d\uff0c\u5e76\u901a\u77e5\u5b88\u62a4\u8fdb\u7a0b\u3002\u5b88\u62a4\u8fdb\u7a0b\u901a\u77e5\u63a7\u5236\u5668\u542f\u52a8\u201ckid\u201d\u4ee5\u540c\u6b65\u8868\u66f4\u6539\u3002\u5982\u679c\u5b58\u5728\u51b2\u7a81\uff0c\u5219\u4f7f\u7528\u6807\u51c6\u6216\u81ea\u5b9a\u4e49\u51b2\u7a81\u5904\u7406\u7a0b\u5e8f\u5bf9\u5176\u8fdb\u884c\u5904\u7406\u3002<\/p>\n<ul>\n<li>\u57fa\u4e8e\u89e6\u53d1\u5668\u7684\u590d\u5236<\/li>\n<li>\u51b2\u7a81\u89e3\u51b3\u7b56\u7565<\/li>\n<li>\u4f9d\u8d56Perl5\u3001DBI\u3001DBD::Pg\u3001DBIx::Safe<\/li>\n<li>\u5b89\u88c5\u548c\u914d\u7f6e\u90fd\u5f88\u590d\u6742<\/li>\n<li>\u590d\u5236\u7ecf\u5e38\u4e2d\u65ad\uff0cbug\u8f83\u591a<\/li>\n<\/ul>\n<h4>\u4e09\u3001\u603b\u7ed3<\/h4>\n<p>\u5355\u4e3b\u590d\u5236\u8db3\u591f\u5e94\u5bf9\u5927\u591a\u6570\u5e94\u7528\u573a\u666f\uff0c\u4f46\u4ecd\u7136\u6709\u4eba\u8bd5\u56fe\u914d\u7f6e\u591a\u4e3b\u673a\u590d\u5236\uff0c\u5e76\u4f7f\u5176\u591a\u4e3b\u590d\u5236\u8bbe\u8ba1\u5f97\u8fc7\u4e8e\u590d\u6742\u3002\u5f3a\u70c8\u5efa\u8bae\u8bbe\u8ba1\u7cfb\u7edf\u65f6\u5c3d\u91cf\u907f\u514d\u591a\u4e3b\u590d\u5236\uff0c\u9664\u975e\u6ca1\u6709\u5176\u4ed6\u53ef\u9009\u65b9\u6848\u3002\u4e3b\u8981\u6709\u4e24\u4e2a\u539f\u56e0\uff1a\u7b2c\u4e00\uff0c\u5b83\u4f7f\u7cfb\u7edf\u8fc7\u4e8e\u590d\u6742\uff0c\u96be\u4ee5\u8c03\u8bd5\uff1b\u7b2c\u4e8c\uff0c\u7531\u4e8e\u6ca1\u6709\u53ef\u7528\u7684\u793e\u533a\u7ef4\u62a4\u7684\u591a\u4e3b\u590d\u5236\uff0c\u65e0\u6cd5\u83b7\u5f97PostgreSQL\u793e\u533a\u7684\u4efb\u4f55\u652f\u6301\u3002\n<\/p><\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u968f\u7740\u6570\u636e\u91cf\u7684\u5feb\u901f\u589e\u957f\uff0c\u53ef\u4f38\u7f29\u6027\u5df2\u7ecf\u6210\u4e3a\u6570\u636e\u5e93\u9886\u57df\u6700\u70ed\u95e8\u7684\u8bdd\u9898\u4e4b\u4e00\uff0c\u53ef\u4f38\u7f29\u6027\u5206\u4e3a\u5782\u76f4\u6269\u5c55\u548c\u6c34\u5e73\u6269\u5c55\u3002\u5782\u76f4\u6269\u5c55\u610f\u5473 &hellip;<\/p>\n<p class=\"read-more\"> <a class=\"\" href=\"http:\/\/www.weijing.co\/?p=1969\"> <span class=\"screen-reader-text\">PostgreSQL\u591a\u4e3b\u590d\u5236\u65b9\u6848<\/span> \u67e5\u770b\u5168\u6587 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