{"id":167803,"date":"2024-11-06T07:32:20","date_gmt":"2024-11-05T23:32:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/167803\/"},"modified":"2024-11-06T07:32:21","modified_gmt":"2024-11-05T23:32:21","slug":"%e5%88%a9%e7%94%a8%e6%95%b8%e6%93%9a%e5%ba%ablink%e5%af%a6%e7%8f%be%e5%a4%9a%e5%80%8b%e6%95%b8%e6%93%9a%e5%ba%ab%e6%95%b8%e6%93%9a%e4%ba%92%e9%80%9a%e7%9a%84%e5%8a%9f%e8%83%bd-%e6%95%b8%e6%93%9a","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/167803\/","title":{"rendered":"\u5229\u7528\u6578\u64da\u5eablink\u5be6\u73fe\u591a\u500b\u6578\u64da\u5eab\u6578\u64da\u4e92\u901a\u7684\u529f\u80fd (\u6578\u64da\u5eablink\u7684\u529f\u80fd)"},"content":{"rendered":"<h1 id=\"%e5%88%a9%e7%94%a8%e6%95%b8%e6%93%9a%e5%ba%ablink%e5%af%a6%e7%8f%be%e5%a4%9a%e5%80%8b%e6%95%b8%e6%93%9a%e5%ba%ab%e6%95%b8%e6%93%9a%e4%ba%92%e9%80%9a%e7%9a%84%e5%8a%9f%e8%83%bd-USjesGhToH\">\u5229\u7528\u6578\u64da\u5eablink\u5be6\u73fe\u591a\u500b\u6578\u64da\u5eab\u6578\u64da\u4e92\u901a\u7684\u529f\u80fd<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u6642\u4ee3\uff0c\u4f01\u696d\u548c\u958b\u767c\u8005\u7d93\u5e38\u9700\u8981\u5728\u591a\u500b\u6578\u64da\u5eab\u4e4b\u9593\u9032\u884c\u6578\u64da\u4ea4\u4e92\u3002\u9019\u7a2e\u9700\u6c42\u4fc3\u4f7f\u4e86\u6578\u64da\u5eablink\u6280\u8853\u7684\u767c\u5c55\uff0c\u9019\u662f\u4e00\u7a2e\u80fd\u5920\u5be6\u73fe\u4e0d\u540c\u6578\u64da\u5eab\u4e4b\u9593\u6578\u64da\u4e92\u901a\u7684\u6709\u6548\u65b9\u6cd5\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u6578\u64da\u5eablink\u7684\u529f\u80fd\u53ca\u5176\u5728\u5be6\u969b\u61c9\u7528\u4e2d\u7684\u91cd\u8981\u6027\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e6%95%b8%e6%93%9a%e5%ba%ablink%ef%bc%9f-USjesGhToH\">\u4ec0\u9ebc\u662f\u6578\u64da\u5eablink\uff1f<\/h2>\n<p>\u6578\u64da\u5eablink\uff08Database Link\uff09\u662f\u4e00\u7a2e\u6578\u64da\u5eab\u5c0d\u8c61\uff0c\u5141\u8a31\u7528\u6236\u5728\u4e00\u500b\u6578\u64da\u5eab\u4e2d\u8a2a\u554f\u53e6\u4e00\u500b\u6578\u64da\u5eab\u4e2d\u7684\u6578\u64da\u3002\u9019\u7a2e\u6280\u8853\u901a\u5e38\u7528\u65bc\u5206\u4f48\u5f0f\u6578\u64da\u5eab\u7cfb\u7d71\u4e2d\uff0c\u80fd\u5920\u5be6\u73fe\u4e0d\u540c\u6578\u64da\u5eab\u4e4b\u9593\u7684\u6578\u64da\u5171\u4eab\u548c\u64cd\u4f5c\u3002\u6578\u64da\u5eablink\u7684\u4e3b\u8981\u529f\u80fd\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u8de8\u6578\u64da\u5eab\u67e5\u8a62\uff1a\u7528\u6236\u53ef\u4ee5\u5728\u4e00\u500b\u6578\u64da\u5eab\u4e2d\u57f7\u884c\u67e5\u8a62\uff0c\u4e26\u5f9e\u53e6\u4e00\u500b\u6578\u64da\u5eab\u4e2d\u7372\u53d6\u6578\u64da\u3002<\/li>\n<li>\u6578\u64da\u6574\u5408\uff1a\u901a\u904e\u6578\u64da\u5eablink\uff0c\u4f01\u696d\u53ef\u4ee5\u5c07\u4f86\u81ea\u4e0d\u540c\u4f86\u6e90\u7684\u6578\u64da\u6574\u5408\u5230\u4e00\u8d77\uff0c\u9032\u884c\u5206\u6790\u548c\u5831\u544a\u3002<\/li>\n<li>\u7c21\u5316\u6578\u64da\u7ba1\u7406\uff1a\u6578\u64da\u5eablink\u53ef\u4ee5\u6e1b\u5c11\u6578\u64da\u91cd\u8907\u5b58\u5132\u7684\u9700\u6c42\uff0c\u5f9e\u800c\u7c21\u5316\u6578\u64da\u7ba1\u7406\u3002<\/li>\n<\/ul>\n<h2 id=\"%e6%95%b8%e6%93%9a%e5%ba%ablink%e7%9a%84%e5%af%a6%e7%8f%be-USjesGhToH\">\u6578\u64da\u5eablink\u7684\u5be6\u73fe<\/h2>\n<p>\u5728\u4e0d\u540c\u7684\u6578\u64da\u5eab\u7cfb\u7d71\u4e2d\uff0c\u5be6\u73fe\u6578\u64da\u5eablink\u7684\u65b9\u5f0f\u53ef\u80fd\u6703\u6709\u6240\u4e0d\u540c\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u898b\u7684\u6578\u64da\u5eab\u7cfb\u7d71\u4e2d\u5982\u4f55\u8a2d\u7f6e\u6578\u64da\u5eablink\u7684\u793a\u4f8b\uff1a<\/p>\n<h3 id=\"oracle%e6%95%b8%e6%93%9a%e5%ba%ab-USjesGhToH\">Oracle\u6578\u64da\u5eab<\/h3>\n<p>\u5728Oracle\u6578\u64da\u5eab\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0bSQL\u8a9e\u53e5\u5275\u5efa\u4e00\u500b\u6578\u64da\u5eablink\uff1a<\/p>\n<pre><code>CREATE DATABASE LINK link_name\n    CONNECT TO remote_user IDENTIFIED BY 'password'\n    USING 'remote_database';<\/code><\/pre>\n<p>\u9019\u88e1\uff0c<code>link_name<\/code>\u662f\u4f60\u70ba\u6578\u64da\u5eablink\u6307\u5b9a\u7684\u540d\u7a31\uff0c<code>remote_user<\/code>\u548c<code>password<\/code>\u662f\u7528\u65bc\u9023\u63a5\u9060\u7a0b\u6578\u64da\u5eab\u7684\u7528\u6236\u540d\u548c\u5bc6\u78bc\uff0c<code>remote_database<\/code>\u662f\u9060\u7a0b\u6578\u64da\u5eab\u7684\u9023\u63a5\u5b57\u7b26\u4e32\u3002<\/p>\n<h3 id=\"mysql%e6%95%b8%e6%93%9a%e5%ba%ab-USjesGhToH\">MySQL\u6578\u64da\u5eab<\/h3>\n<p>\u5728MySQL\u4e2d\uff0c\u96d6\u7136\u6c92\u6709\u76f4\u63a5\u7684\u6578\u64da\u5eablink\u529f\u80fd\uff0c\u4f46\u53ef\u4ee5\u901a\u904eFederated\u5f15\u64ce\u4f86\u5be6\u73fe\u985e\u4f3c\u7684\u529f\u80fd\u3002\u9996\u5148\uff0c\u9700\u8981\u5728MySQL\u4e2d\u555f\u7528Federated\u5f15\u64ce\uff0c\u7136\u5f8c\u4f7f\u7528\u4ee5\u4e0b\u8a9e\u53e5\u5275\u5efa\u4e00\u500bFederated\u8868\uff1a<\/p>\n<pre><code>CREATE TABLE federated_table (\n    id INT,\n    name VARCHAR(100)\n) ENGINE=FEDERATED\nCONNECTION='mysql:\/\/user:password@remote_host:port\/database\/table';<\/code><\/pre>\n<p>\u9019\u6a23\uff0c\u7576\u7528\u6236\u67e5\u8a62\u672c\u5730\u7684<code>federated_table<\/code>\u6642\uff0c\u5be6\u969b\u4e0a\u662f\u5f9e\u9060\u7a0b\u6578\u64da\u5eab\u4e2d\u7372\u53d6\u6578\u64da\u3002<\/p>\n<h2 id=\"%e6%95%b8%e6%93%9a%e5%ba%ablink%e7%9a%84%e6%87%89%e7%94%a8%e5%a0%b4%e6%99%af-USjesGhToH\">\u6578\u64da\u5eablink\u7684\u61c9\u7528\u5834\u666f<\/h2>\n<p>\u6578\u64da\u5eablink\u7684\u61c9\u7528\u5834\u666f\u975e\u5e38\u5ee3\u6cdb\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u898b\u7684\u4f8b\u5b50\uff1a<\/p>\n<ul>\n<li><strong>\u4f01\u696d\u8cc7\u6e90\u898f\u5283\uff08ERP\uff09\u7cfb\u7d71\uff1a<\/strong>\u8a31\u591a\u4f01\u696d\u4f7f\u7528ERP\u7cfb\u7d71\u4f86\u6574\u5408\u5404\u90e8\u9580\u7684\u6578\u64da\uff0c\u6578\u64da\u5eablink\u53ef\u4ee5\u5e6b\u52a9\u4e0d\u540c\u90e8\u9580\u7684\u6578\u64da\u5eab\u4e4b\u9593\u9032\u884c\u5be6\u6642\u6578\u64da\u5171\u4eab\u3002<\/li>\n<li><strong>\u6578\u64da\u5206\u6790\uff1a<\/strong>\u6578\u64da\u79d1\u5b78\u5bb6\u53ef\u4ee5\u5229\u7528\u6578\u64da\u5eablink\u5f9e\u591a\u500b\u6578\u64da\u6e90\u4e2d\u63d0\u53d6\u6578\u64da\uff0c\u9032\u884c\u7d9c\u5408\u5206\u6790\uff0c\u5f9e\u800c\u7372\u5f97\u66f4\u6df1\u5165\u7684\u898b\u89e3\u3002<\/li>\n<li><strong>\u5831\u544a\u751f\u6210\uff1a<\/strong>\u4f01\u696d\u53ef\u4ee5\u901a\u904e\u6578\u64da\u5eablink\u81ea\u52d5\u751f\u6210\u5831\u544a\uff0c\u5c07\u4f86\u81ea\u4e0d\u540c\u6578\u64da\u5eab\u7684\u6578\u64da\u6574\u5408\u5230\u4e00\u500b\u5831\u544a\u4e2d\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-USjesGhToH\">\u7e3d\u7d50<\/h2>\n<p>\u6578\u64da\u5eablink\u6280\u8853\u70ba\u4f01\u696d\u548c\u958b\u767c\u8005\u63d0\u4f9b\u4e86\u4e00\u7a2e\u9ad8\u6548\u7684\u65b9\u5f0f\u4f86\u5be6\u73fe\u591a\u500b\u6578\u64da\u5eab\u4e4b\u9593\u7684\u6578\u64da\u4e92\u901a\u3002\u7121\u8ad6\u662f\u5728\u6578\u64da\u6574\u5408\u3001\u8de8\u6578\u64da\u5eab\u67e5\u8a62\u9084\u662f\u7c21\u5316\u6578\u64da\u7ba1\u7406\u65b9\u9762\uff0c\u6578\u64da\u5eablink\u90fd\u5c55\u73fe\u4e86\u5176\u5f37\u5927\u7684\u529f\u80fd\u3002\u96a8\u8457\u6578\u64da\u91cf\u7684\u589e\u9577\u548c\u696d\u52d9\u9700\u6c42\u7684\u8b8a\u5316\uff0c\u638c\u63e1\u6578\u64da\u5eablink\u7684\u4f7f\u7528\u5c07\u6210\u70ba\u4e00\u9805\u91cd\u8981\u7684\u6280\u80fd\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684\u89e3\u6c7a\u65b9\u6848\u4f86\u7ba1\u7406\u60a8\u7684\u6578\u64da\uff0c\u8003\u616e\u4f7f\u7528<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u6216<a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a>\uff0c\u4ee5\u4fbf\u66f4\u597d\u5730\u652f\u6301\u60a8\u7684\u6578\u64da\u5eab\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u6578\u64da\u5eablink\u7684\u529f\u80fd\uff0c\u5be6\u73fe\u591a\u500b\u6578\u64da\u5eab\u4e4b\u9593\u7684\u6578\u64da\u4e92\u901a\uff0c\u63d0\u5347\u6578\u64da\u6574\u5408\u8207\u7ba1\u7406\u6548\u7387\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-167803","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/167803","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=167803"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/167803\/revisions"}],"predecessor-version":[{"id":167804,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/167803\/revisions\/167804"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=167803"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=167803"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=167803"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}