{"id":179154,"date":"2024-11-08T23:27:21","date_gmt":"2024-11-08T15:27:21","guid":{"rendered":"https:\/\/server.hk\/cnblog\/179154\/"},"modified":"2024-11-08T23:27:22","modified_gmt":"2024-11-08T15:27:22","slug":"%e5%a6%82%e4%bd%95%e4%bf%ae%e5%be%a9-postgresql-%e9%8c%af%e8%aa%a4%e4%bb%a3%e7%a2%bc%ef%bc%9ahv00m-fdw_unable_to_create_reply%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/179154\/","title":{"rendered":"\u5982\u4f55\u4fee\u5fa9 PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1aHV00M &#8211; fdw_unable_to_create_reply\uff1f"},"content":{"rendered":"<h1 id=\"%e5%a6%82%e4%bd%95%e4%bf%ae%e5%be%a9-postgresql-%e9%8c%af%e8%aa%a4%e4%bb%a3%e7%a2%bc%ef%bc%9ahv00m-fdw_unable_to_create_reply-yUznIjrunZ\">\u5982\u4f55\u4fee\u5fa9 PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1aHV00M &#8211; fdw_unable_to_create_reply<\/h1>\n<p>\u5728\u4f7f\u7528 PostgreSQL \u6578\u64da\u5eab\u6642\uff0c\u958b\u767c\u8005\u548c\u7cfb\u7d71\u7ba1\u7406\u54e1\u53ef\u80fd\u6703\u9047\u5230\u5404\u7a2e\u932f\u8aa4\u4ee3\u78bc\uff0c\u5176\u4e2d\u4e4b\u4e00\u662f HV00M\uff0c\u8a72\u932f\u8aa4\u901a\u5e38\u8207\u5916\u90e8\u6578\u64da\u5305\uff08Foreign Data Wrapper, FDW\uff09\u6709\u95dc\u3002\u5177\u9ad4\u4f86\u8aaa\uff0cHV00M \u932f\u8aa4\u4ee3\u78bc\u8868\u793a PostgreSQL \u7121\u6cd5\u5275\u5efa\u56de\u61c9\uff0c\u9019\u53ef\u80fd\u6703\u5c0e\u81f4\u6578\u64da\u67e5\u8a62\u5931\u6557\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u6b64\u932f\u8aa4\u7684\u539f\u56e0\u53ca\u5176\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n<h2 id=\"hv00m-%e9%8c%af%e8%aa%a4%e7%9a%84%e5%8e%9f%e5%9b%a0-yUznIjrunZ\">HV00M \u932f\u8aa4\u7684\u539f\u56e0<\/h2>\n<p>HV00M \u932f\u8aa4\u901a\u5e38\u767c\u751f\u5728\u4f7f\u7528 FDW \u9032\u884c\u8de8\u6578\u64da\u5eab\u67e5\u8a62\u6642\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u53ef\u80fd\u5c0e\u81f4\u6b64\u932f\u8aa4\u7684\u539f\u56e0\uff1a<\/p>\n<ul>\n<li><strong>\u7db2\u7d61\u9023\u63a5\u554f\u984c\uff1a<\/strong>\u5982\u679c PostgreSQL \u5617\u8a66\u9023\u63a5\u5230\u5916\u90e8\u6578\u64da\u6e90\uff0c\u4f46\u7db2\u7d61\u4e0d\u7a69\u5b9a\u6216\u7121\u6cd5\u8a2a\u554f\uff0c\u5247\u53ef\u80fd\u6703\u51fa\u73fe\u6b64\u932f\u8aa4\u3002<\/li>\n<li><strong>\u914d\u7f6e\u932f\u8aa4\uff1a<\/strong>FDW \u7684\u914d\u7f6e\u4e0d\u6b63\u78ba\uff0c\u4f8b\u5982\u7528\u6236\u540d\u3001\u5bc6\u78bc\u6216\u6578\u64da\u5eab\u540d\u7a31\u932f\u8aa4\uff0c\u6703\u5c0e\u81f4\u7121\u6cd5\u5efa\u7acb\u9023\u63a5\u3002<\/li>\n<li><strong>\u7248\u672c\u4e0d\u517c\u5bb9\uff1a<\/strong>\u4f7f\u7528\u7684 PostgreSQL \u7248\u672c\u8207 FDW \u7684\u7248\u672c\u4e0d\u517c\u5bb9\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4\u529f\u80fd\u7121\u6cd5\u6b63\u5e38\u904b\u4f5c\u3002<\/li>\n<li><strong>\u8cc7\u6e90\u9650\u5236\uff1a<\/strong>\u4f3a\u670d\u5668\u7684\u8cc7\u6e90\uff08\u5982\u5167\u5b58\u6216 CPU\uff09\u4e0d\u8db3\uff0c\u53ef\u80fd\u6703\u5f71\u97ff FDW \u7684\u6027\u80fd\uff0c\u5c0e\u81f4\u7121\u6cd5\u5275\u5efa\u56de\u61c9\u3002<\/li>\n<\/ul>\n<h2 id=\"%e8%a7%a3%e6%b1%ba-hv00m-%e9%8c%af%e8%aa%a4%e7%9a%84%e6%ad%a5%e9%a9%9f-yUznIjrunZ\">\u89e3\u6c7a HV00M \u932f\u8aa4\u7684\u6b65\u9a5f<\/h2>\n<p>\u8981\u4fee\u5fa9 HV00M \u932f\u8aa4\uff0c\u53ef\u4ee5\u6309\u7167\u4ee5\u4e0b\u6b65\u9a5f\u9032\u884c\u6392\u67e5\u548c\u4fee\u5fa9\uff1a<\/p>\n<h3 id=\"1-%e6%aa%a2%e6%9f%a5%e7%b6%b2%e7%b5%a1%e9%80%a3%e6%8e%a5-yUznIjrunZ\">1. \u6aa2\u67e5\u7db2\u7d61\u9023\u63a5<\/h3>\n<p>\u9996\u5148\uff0c\u78ba\u4fdd PostgreSQL \u4f3a\u670d\u5668\u80fd\u5920\u8a2a\u554f\u5916\u90e8\u6578\u64da\u6e90\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6aa2\u67e5\u9023\u63a5\uff1a<\/p>\n<pre><code>ping <\/code><\/pre>\n<p>\u5982\u679c\u7121\u6cd5\u9023\u63a5\uff0c\u5247\u9700\u8981\u6aa2\u67e5\u9632\u706b\u7246\u8a2d\u7f6e\u6216\u7db2\u7d61\u914d\u7f6e\u3002<\/p>\n<h3 id=\"2-%e9%a9%97%e8%ad%89-fdw-%e9%85%8d%e7%bd%ae-yUznIjrunZ\">2. \u9a57\u8b49 FDW \u914d\u7f6e<\/h3>\n<p>\u6aa2\u67e5 FDW \u7684\u914d\u7f6e\u662f\u5426\u6b63\u78ba\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b SQL \u67e5\u8a62\u4f86\u6aa2\u67e5\u5916\u90e8\u4f3a\u670d\u5668\u7684\u8a2d\u7f6e\uff1a<\/p>\n<pre><code>SELECT * FROM pg_foreign_server;<\/code><\/pre>\n<p>\u78ba\u4fdd\u6240\u6709\u7684\u53c3\u6578\uff08\u5982\u7528\u6236\u540d\u3001\u5bc6\u78bc\u548c\u6578\u64da\u5eab\u540d\u7a31\uff09\u90fd\u662f\u6b63\u78ba\u7684\u3002<\/p>\n<h3 id=\"3-%e6%9b%b4%e6%96%b0-postgresql-%e5%92%8c-fdw-yUznIjrunZ\">3. \u66f4\u65b0 PostgreSQL \u548c FDW<\/h3>\n<p>\u78ba\u4fdd\u4f7f\u7528\u7684 PostgreSQL \u548c FDW \u7248\u672c\u662f\u6700\u65b0\u7684\u3002\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u547d\u4ee4\u6aa2\u67e5\u7248\u672c\uff1a<\/p>\n<pre><code>SELECT version();<\/code><\/pre>\n<p>\u5982\u679c\u7248\u672c\u904e\u820a\uff0c\u5efa\u8b70\u9032\u884c\u5347\u7d1a\uff0c\u4ee5\u907f\u514d\u4e0d\u517c\u5bb9\u7684\u554f\u984c\u3002<\/p>\n<h3 id=\"4-%e6%aa%a2%e6%9f%a5%e4%bc%ba%e6%9c%8d%e5%99%a8%e8%b3%87%e6%ba%90-yUznIjrunZ\">4. \u6aa2\u67e5\u4f3a\u670d\u5668\u8cc7\u6e90<\/h3>\n<p>\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6aa2\u67e5\u4f3a\u670d\u5668\u7684\u8cc7\u6e90\u4f7f\u7528\u60c5\u6cc1\uff1a<\/p>\n<pre><code>top<\/code><\/pre>\n<p>\u5982\u679c\u767c\u73fe\u8cc7\u6e90\u4f7f\u7528\u7387\u904e\u9ad8\uff0c\u8003\u616e\u589e\u52a0\u4f3a\u670d\u5668\u7684\u8cc7\u6e90\u6216\u512a\u5316\u67e5\u8a62\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-yUznIjrunZ\">\u7e3d\u7d50<\/h2>\n<p>HV00M \u932f\u8aa4\u4ee3\u78bc\u901a\u5e38\u8207\u5916\u90e8\u6578\u64da\u5305\u7684\u914d\u7f6e\u6216\u7db2\u7d61\u9023\u63a5\u6709\u95dc\u3002\u901a\u904e\u6aa2\u67e5\u7db2\u7d61\u9023\u63a5\u3001\u9a57\u8b49 FDW \u914d\u7f6e\u3001\u66f4\u65b0 PostgreSQL \u548c FDW \u7248\u672c\u4ee5\u53ca\u6aa2\u67e5\u4f3a\u670d\u5668\u8cc7\u6e90\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u89e3\u6c7a\u6b64\u554f\u984c\u3002\u5c0d\u65bc\u9700\u8981\u7a69\u5b9a\u548c\u9ad8\u6548\u6578\u64da\u8655\u7406\u7684\u7528\u6236\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u65b9\u6848\u81f3\u95dc\u91cd\u8981\uff0c\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u6578\u64da\u5eab\u7684\u7a69\u5b9a\u6027\u548c\u6027\u80fd\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3\u5982\u4f55\u4fee\u5fa9 PostgreSQL \u932f\u8aa4\u4ee3\u78bc HV00M &#8211; fdw_unable_to_create_reply\uff0c\u89e3\u6c7a\u5916\u90e8\u6578\u64da\u5305\u9023\u63a5\u554f\u984c\uff0c\u63d0\u5347\u6578\u64da\u5eab\u6027\u80fd\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-179154","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/179154","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=179154"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/179154\/revisions"}],"predecessor-version":[{"id":179155,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/179154\/revisions\/179155"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=179154"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=179154"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=179154"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}