{"id":95598,"date":"2024-10-20T02:24:18","date_gmt":"2024-10-19T18:24:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/95598\/"},"modified":"2024-10-20T02:24:18","modified_gmt":"2024-10-19T18:24:18","slug":"oracle%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e8%ae%80%e5%af%ab%e5%88%86%e9%9b%a2%ef%bc%9a%e5%84%aa%e5%8c%96%e6%95%b8%e6%93%9a%e8%a8%aa%e5%95%8f%e7%9a%84%e5%bf%85%e8%a6%81%e6%89%8b%e6%ae%b5-oracle","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/95598\/","title":{"rendered":"Oracle\u6578\u64da\u5eab\u7684\u8b80\u5beb\u5206\u96e2\uff1a\u512a\u5316\u6578\u64da\u8a2a\u554f\u7684\u5fc5\u8981\u624b\u6bb5 (oracle\u6578\u64da\u5eab \u8b80\u5beb\u5206\u96e2)"},"content":{"rendered":"<h1 id=\"oracle%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e8%ae%80%e5%af%ab%e5%88%86%e9%9b%a2%ef%bc%9a%e5%84%aa%e5%8c%96%e6%95%b8%e6%93%9a%e8%a8%aa%e5%95%8f%e7%9a%84%e5%bf%85%e8%a6%81%e6%89%8b%e6%ae%b5-uQoVzEIsaI\">Oracle\u6578\u64da\u5eab\u7684\u8b80\u5beb\u5206\u96e2\uff1a\u512a\u5316\u6578\u64da\u8a2a\u554f\u7684\u5fc5\u8981\u624b\u6bb5<\/h1>\n<p>\u5728\u7576\u4eca\u6578\u64da\u9a45\u52d5\u7684\u4e16\u754c\u4e2d\uff0c\u6578\u64da\u5eab\u7684\u6027\u80fd\u548c\u53ef\u7528\u6027\u5c0d\u65bc\u4f01\u696d\u7684\u6210\u529f\u81f3\u95dc\u91cd\u8981\u3002Oracle\u6578\u64da\u5eab\u4f5c\u70ba\u4e00\u7a2e\u5ee3\u6cdb\u4f7f\u7528\u7684\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u63d0\u4f9b\u4e86\u591a\u7a2e\u529f\u80fd\u4f86\u512a\u5316\u6578\u64da\u8a2a\u554f\u3002\u5176\u4e2d\uff0c\u8b80\u5beb\u5206\u96e2\u6280\u8853\u662f\u4e00\u7a2e\u6709\u6548\u7684\u624b\u6bb5\uff0c\u80fd\u5920\u986f\u8457\u63d0\u9ad8\u6578\u64da\u5eab\u7684\u6027\u80fd\u548c\u53ef\u64f4\u5c55\u6027\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e8%ae%80%e5%af%ab%e5%88%86%e9%9b%a2%ef%bc%9f-uQoVzEIsaI\">\u4ec0\u9ebc\u662f\u8b80\u5beb\u5206\u96e2\uff1f<\/h2>\n<p>\u8b80\u5beb\u5206\u96e2\u662f\u6307\u5c07\u6578\u64da\u5eab\u7684\u8b80\u53d6\u64cd\u4f5c\u548c\u5beb\u5165\u64cd\u4f5c\u5206\u958b\u8655\u7406\u7684\u6280\u8853\u3002\u901a\u5e38\uff0c\u9019\u7a2e\u67b6\u69cb\u6703\u4f7f\u7528\u4e3b\u5f9e\u6578\u64da\u5eab\u914d\u7f6e\uff0c\u5176\u4e2d\u4e3b\u6578\u64da\u5eab\u8ca0\u8cac\u8655\u7406\u6240\u6709\u7684\u5beb\u5165\u8acb\u6c42\uff0c\u800c\u5f9e\u6578\u64da\u5eab\u5247\u5c08\u9580\u7528\u65bc\u8655\u7406\u8b80\u53d6\u8acb\u6c42\u3002\u9019\u6a23\u7684\u8a2d\u8a08\u53ef\u4ee5\u6e1b\u5c11\u4e3b\u6578\u64da\u5eab\u7684\u8ca0\u64d4\uff0c\u63d0\u9ad8\u6574\u9ad4\u7cfb\u7d71\u7684\u6027\u80fd\u3002<\/p>\n<h2 id=\"%e8%ae%80%e5%af%ab%e5%88%86%e9%9b%a2%e7%9a%84%e5%84%aa%e5%8b%a2-uQoVzEIsaI\">\u8b80\u5beb\u5206\u96e2\u7684\u512a\u52e2<\/h2>\n<ul>\n<li><strong>\u6027\u80fd\u63d0\u5347\uff1a<\/strong>\u901a\u904e\u5c07\u8b80\u53d6\u8acb\u6c42\u5206\u6563\u5230\u591a\u500b\u5f9e\u6578\u64da\u5eab\u4e0a\uff0c\u53ef\u4ee5\u986f\u8457\u6e1b\u5c11\u4e3b\u6578\u64da\u5eab\u7684\u8ca0\u8f09\uff0c\u5f9e\u800c\u63d0\u9ad8\u6574\u9ad4\u6027\u80fd\u3002<\/li>\n<li><strong>\u53ef\u64f4\u5c55\u6027\uff1a<\/strong>\u96a8\u8457\u696d\u52d9\u7684\u589e\u9577\uff0c\u53ef\u4ee5\u8f15\u9b06\u5730\u6dfb\u52a0\u66f4\u591a\u7684\u5f9e\u6578\u64da\u5eab\u4f86\u61c9\u5c0d\u589e\u52a0\u7684\u8b80\u53d6\u9700\u6c42\u3002<\/li>\n<li><strong>\u9ad8\u53ef\u7528\u6027\uff1a<\/strong>\u5728\u4e3b\u6578\u64da\u5eab\u51fa\u73fe\u6545\u969c\u6642\uff0c\u5f9e\u6578\u64da\u5eab\u4ecd\u7136\u53ef\u4ee5\u63d0\u4f9b\u8b80\u53d6\u670d\u52d9\uff0c\u5f9e\u800c\u63d0\u9ad8\u7cfb\u7d71\u7684\u53ef\u7528\u6027\u3002<\/li>\n<li><strong>\u6578\u64da\u4e00\u81f4\u6027\uff1a<\/strong>\u96d6\u7136\u8b80\u5beb\u5206\u96e2\u53ef\u80fd\u6703\u5c0e\u81f4\u6578\u64da\u5ef6\u9072\uff0c\u4f46\u901a\u904e\u9069\u7576\u7684\u8a2d\u8a08\u548c\u914d\u7f6e\uff0c\u53ef\u4ee5\u78ba\u4fdd\u6578\u64da\u7684\u4e00\u81f4\u6027\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e5%af%a6%e7%8f%beoracle%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e8%ae%80%e5%af%ab%e5%88%86%e9%9b%a2-uQoVzEIsaI\">\u5982\u4f55\u5be6\u73feOracle\u6578\u64da\u5eab\u7684\u8b80\u5beb\u5206\u96e2<\/h2>\n<p>\u5be6\u73feOracle\u6578\u64da\u5eab\u7684\u8b80\u5beb\u5206\u96e2\u901a\u5e38\u6d89\u53ca\u4ee5\u4e0b\u5e7e\u500b\u6b65\u9a5f\uff1a<\/p>\n<h3 id=\"1-%e9%85%8d%e7%bd%ae%e4%b8%bb%e5%be%9e%e6%95%b8%e6%93%9a%e5%ba%ab-uQoVzEIsaI\">1. \u914d\u7f6e\u4e3b\u5f9e\u6578\u64da\u5eab<\/h3>\n<p>\u9996\u5148\uff0c\u9700\u8981\u8a2d\u7f6e\u4e00\u500b\u4e3b\u6578\u64da\u5eab\u548c\u4e00\u500b\u6216\u591a\u500b\u5f9e\u6578\u64da\u5eab\u3002\u4e3b\u6578\u64da\u5eab\u8ca0\u8cac\u6240\u6709\u7684\u5beb\u5165\u64cd\u4f5c\uff0c\u800c\u5f9e\u6578\u64da\u5eab\u5247\u7528\u65bc\u8b80\u53d6\u64cd\u4f5c\u3002\u53ef\u4ee5\u4f7f\u7528Oracle\u7684\u6578\u64da\u8907\u88fd\u6280\u8853\uff08\u5982Data Guard\u6216GoldenGate\uff09\u4f86\u5be6\u73fe\u6578\u64da\u7684\u540c\u6b65\u3002<\/p>\n<h3 id=\"2-%e8%a8%ad%e7%bd%ae%e6%87%89%e7%94%a8%e7%a8%8b%e5%ba%8f%e9%82%8f%e8%bc%af-uQoVzEIsaI\">2. \u8a2d\u7f6e\u61c9\u7528\u7a0b\u5e8f\u908f\u8f2f<\/h3>\n<p>\u5728\u61c9\u7528\u7a0b\u5e8f\u4e2d\uff0c\u9700\u8981\u6839\u64da\u64cd\u4f5c\u985e\u578b\uff08\u8b80\u53d6\u6216\u5beb\u5165\uff09\u4f86\u9078\u64c7\u76f8\u61c9\u7684\u6578\u64da\u5eab\u9023\u63a5\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>if (operationType == \"read\") {\n    connectToReadReplica();\n} else {\n    connectToPrimaryDatabase();\n}<\/code><\/pre>\n<h3 id=\"3-%e7%9b%a3%e6%8e%a7%e5%92%8c%e8%aa%bf%e6%95%b4-uQoVzEIsaI\">3. \u76e3\u63a7\u548c\u8abf\u6574<\/h3>\n<p>\u5be6\u65bd\u8b80\u5beb\u5206\u96e2\u5f8c\uff0c\u6301\u7e8c\u76e3\u63a7\u7cfb\u7d71\u6027\u80fd\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002\u6839\u64da\u5be6\u969b\u7684\u8b80\u5beb\u6bd4\u4f8b\u548c\u6027\u80fd\u6307\u6a19\uff0c\u8abf\u6574\u5f9e\u6578\u64da\u5eab\u7684\u6578\u91cf\u548c\u914d\u7f6e\uff0c\u4ee5\u78ba\u4fdd\u7cfb\u7d71\u7684\u6700\u4f73\u6027\u80fd\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-uQoVzEIsaI\">\u7d50\u8ad6<\/h2>\n<p>Oracle\u6578\u64da\u5eab\u7684\u8b80\u5beb\u5206\u96e2\u662f\u4e00\u7a2e\u6709\u6548\u7684\u6280\u8853\uff0c\u80fd\u5920\u986f\u8457\u63d0\u9ad8\u6578\u64da\u8a2a\u554f\u7684\u6027\u80fd\u548c\u53ef\u64f4\u5c55\u6027\u3002\u901a\u904e\u5408\u7406\u914d\u7f6e\u4e3b\u5f9e\u6578\u64da\u5eab\u3001\u8a2d\u7f6e\u61c9\u7528\u7a0b\u5e8f\u908f\u8f2f\u4ee5\u53ca\u6301\u7e8c\u76e3\u63a7\u7cfb\u7d71\u6027\u80fd\uff0c\u4f01\u696d\u53ef\u4ee5\u5728\u9762\u5c0d\u65e5\u76ca\u589e\u9577\u7684\u6578\u64da\u9700\u6c42\u6642\uff0c\u4fdd\u6301\u7cfb\u7d71\u7684\u9ad8\u6548\u904b\u884c\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u95dc\u65bc\u6578\u64da\u5eab\u512a\u5316\u548c\u5176\u4ed6\u6280\u8853\u89e3\u6c7a\u65b9\u6848\u7684\u4fe1\u606f\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9 <a href=\"https:\/\/server.hk\">Server.HK<\/a>\uff0c\u63a2\u7d22\u6211\u5011\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u548c <a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u670d\u52d9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22Oracle\u6578\u64da\u5eab\u7684\u8b80\u5beb\u5206\u96e2\u6280\u8853\uff0c\u63d0\u5347\u6578\u64da\u8a2a\u554f\u6548\u7387\uff0c\u512a\u5316\u6027\u80fd\uff0c\u78ba\u4fdd\u7cfb\u7d71\u7a69\u5b9a\u6027\u8207\u53ef\u64f4\u5c55\u6027\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-95598","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/95598","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=95598"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/95598\/revisions"}],"predecessor-version":[{"id":95599,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/95598\/revisions\/95599"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=95598"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=95598"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=95598"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}