{"id":21468,"date":"2024-01-02T09:53:23","date_gmt":"2024-01-02T09:53:23","guid":{"rendered":"https:\/\/server.hk\/blog\/21468\/"},"modified":"2024-11-14T10:33:47","modified_gmt":"2024-11-14T02:33:47","slug":"how-to-fix-postgresql-error-code-hv000-fdw_error","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/21468\/","title":{"rendered":"\u5982\u4f55\u4fee\u5fa9 PostgreSQL \u932f\u8aa4\u78bc\uff1aHV000 &#8211; fdw_error"},"content":{"rendered":"<h1 id=\"how-to-fix-postgresql-error-code-hv000-fdw_error-SyNHJSwKHw\">\u5982\u4f55\u4fee\u5fa9 PostgreSQL \u932f\u8aa4\u78bc\uff1aHV000 &#8211; fdw_error<\/h1>\n<p>PostgreSQL \u662f\u4e00\u500b\u5f37\u5927\u7684\u958b\u6e90\u95dc\u806f\u5f0f\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u4e0d\u540c\u7684\u61c9\u7528\u7a0b\u5f0f\u3002\u7136\u800c\uff0c\u8207\u4efb\u4f55\u8edf\u4ef6\u4e00\u6a23\uff0c\u5b83\u4e5f\u53ef\u80fd\u51fa\u73fe\u932f\u8aa4\uff0c\u59a8\u7919\u5176\u6b63\u5e38\u904b\u4f5c\u3002\u5176\u4e2d\u4e00\u500b\u932f\u8aa4\u4fbf\u662f HV000 &#8211; fdw_error\uff0c\u901a\u5e38\u5728\u4f7f\u7528 PostgreSQL \u7684\u5916\u90e8\u6578\u64da\u5305\u88dd\u5668\uff08FDWs\uff09\u6642\u767c\u751f\u3002<\/p>\n<h2 id=\"understanding-the-hv000-fdw_error-SyNHJSwKHw\">\u4e86\u89e3 HV000 &#8211; fdw_error<\/h2>\n<p>HV000 &#8211; fdw_error \u662f\u4e00\u500b\u6307\u793a\u5916\u90e8\u6578\u64da\u5305\u88dd\u5668\u5b58\u5728\u554f\u984c\u7684 PostgreSQL \u932f\u8aa4\u78bc\u3002FDWs \u4f7f PostgreSQL \u80fd\u5920\u8a2a\u554f\u5b58\u5132\u5728\u5916\u90e8\u6578\u64da\u5eab\u6216\u7cfb\u7d71\u4e2d\u7684\u6578\u64da\u3002\u7576\u767c\u751f\u6b64\u932f\u8aa4\u6642\uff0c\u610f\u5473\u8457 FDW \u7684\u914d\u7f6e\u6216\u4f7f\u7528\u5b58\u5728\u554f\u984c\u3002<\/p>\n<p>HV000 &#8211; fdw_error \u767c\u751f\u7684\u539f\u56e0\u53ef\u80fd\u6709\u5e7e\u500b\uff1a<\/p>\n<ul>\n<li>\u5916\u90e8\u6578\u64da\u5305\u88dd\u5668\u914d\u7f6e\u4e0d\u6b63\u78ba<\/li>\n<li>\u8207\u5916\u90e8\u6578\u64da\u6e90\u7684\u9023\u63a5\u51fa\u73fe\u554f\u984c<\/li>\n<li>\u8a2a\u554f\u5916\u90e8\u6578\u64da\u5305\u88dd\u5668\u7684\u6b0a\u9650\u4e0d\u8db3<\/li>\n<li>SQL \u8a9e\u6cd5\u6216\u67e5\u8a62\u57f7\u884c\u7121\u6548<\/li>\n<\/ul>\n<h2 id=\"fixing-the-hv000-fdw_error-SyNHJSwKHw\">\u4fee\u5fa9 HV000 &#8211; fdw_error<\/h2>\n<p>\u8981\u89e3\u6c7a HV000 &#8211; fdw_error\uff0c\u60a8\u53ef\u4ee5\u6309\u7167\u4ee5\u4e0b\u6b65\u9a5f\u9032\u884c\uff1a<\/p>\n<h3 id=\"1-check-the-fdw-configuration-SyNHJSwKHw\">1. \u6aa2\u67e5 FDW \u914d\u7f6e<\/h3>\n<p>\u9996\u5148\uff0c\u78ba\u8a8d\u5916\u90e8\u6578\u64da\u5305\u88dd\u5668\u7684\u914d\u7f6e\u3002\u78ba\u4fdd\u5fc5\u8981\u7684\u53c3\u6578\uff0c\u4f8b\u5982\u4f3a\u670d\u5668\u540d\u7a31\u3001\u7aef\u53e3\u3001\u6578\u64da\u5eab\u540d\u7a31\u548c\u8eab\u4efd\u9a57\u8b49\u6191\u8b49\u7b49\uff0c\u5747\u6b63\u78ba\u6307\u5b9a\u3002\u914d\u7f6e\u4e2d\u7684\u4efb\u4f55\u932f\u8aa4\u6216\u62fc\u5beb\u932f\u8aa4\u90fd\u6709\u53ef\u80fd\u5c0e\u81f4 HV000 &#8211; fdw_error\u3002<\/p>\n<h3 id=\"2-test-the-connection-SyNHJSwKHw\">2. \u6e2c\u8a66\u9023\u63a5<\/h3>\n<p>\u63a5\u4e0b\u4f86\uff0c\u6e2c\u8a66\u8207\u5916\u90e8\u6578\u64da\u6e90\u7684\u9023\u63a5\u3002\u4f7f\u7528\u50cf <code>psql<\/code> \u6216 <code>pgAdmin<\/code> \u7b49\u5de5\u5177\u4f86\u9023\u63a5\u5916\u90e8\u4f3a\u670d\u5668\u4e26\u57f7\u884c\u7c21\u55ae\u67e5\u8a62\u3002\u5982\u679c\u9023\u63a5\u5931\u6557\uff0c\u8acb\u4ed4\u7d30\u6aa2\u67e5\u7db2\u7d61\u8a2d\u7f6e\u3001\u9632\u706b\u7246\u898f\u5247\u53ca\u8a2a\u554f\u6b0a\u9650\uff0c\u4ee5\u78ba\u4fdd PostgreSQL \u80fd\u5920\u6210\u529f\u9023\u63a5\u5230\u5916\u90e8\u6578\u64da\u5eab\u3002<\/p>\n<h3 id=\"3-verify-privileges-SyNHJSwKHw\">3. \u9a57\u8b49\u6b0a\u9650<\/h3>\n<p>\u78ba\u4fdd\u57f7\u884c\u67e5\u8a62\u7684\u7528\u6236\u5177\u6709\u8a2a\u554f\u5916\u90e8\u6578\u64da\u5305\u88dd\u5668\u7684\u5fc5\u8981\u6b0a\u9650\u3002\u4f7f\u7528 <code>GRANT<\/code> \u6307\u4ee4\u6388\u4e88\u7528\u6236\u6240\u9700\u7684\u6b0a\u9650\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code>GRANT USAGE ON FOREIGN DATA WRAPPER my_fdw TO my_user;<\/code><\/pre>\n<p>\u5c07 <code>my_fdw<\/code> \u66ff\u63db\u7232\u60a8\u7684\u5916\u90e8\u6578\u64da\u5305\u88dd\u5668\u540d\u7a31\uff0c\u5c07 <code>my_user<\/code> \u66ff\u63db\u7232\u76f8\u61c9\u7684\u7528\u6236\u540d\u3002<\/p>\n<h3 id=\"4-check-sql-syntax-and-query-execution-SyNHJSwKHw\">4. \u6aa2\u67e5 SQL \u8a9e\u6cd5\u548c\u67e5\u8a62\u57f7\u884c<\/h3>\n<p>\u5982\u679c\u4ee5\u4e0a\u6b65\u9a5f\u672a\u80fd\u89e3\u6c7a HV000 &#8211; fdw_error\uff0c\u8acb\u6aa2\u67e5\u60a8\u7684 SQL \u8a9e\u6cd5\u548c\u67e5\u8a62\u57f7\u884c\u3002\u78ba\u4fdd\u60a8\u7684 SQL \u8a9e\u53e5\u6709\u6548\uff0c\u4e26\u7b26\u5408\u5916\u90e8\u6578\u64da\u5305\u88dd\u5668\u6240\u652f\u6301\u7684\u8a9e\u6cd5\u3002\u6b64\u5916\uff0c\u6aa2\u67e5\u67e5\u8a62\u57f7\u884c\u904e\u7a0b\u4e2d\u662f\u5426\u5b58\u5728\u4efb\u4f55\u932f\u8aa4\uff0c\u4ee5\u4fbf\u627e\u51fa\u53ef\u80fd\u5f15\u767c\u554f\u984c\u7684\u539f\u56e0\u3002<\/p>\n<h2 id=\"summary-SyNHJSwKHw\">\u7e3d\u7d50<\/h2>\n<p>PostgreSQL \u7684 HV000 &#8211; fdw_error \u8868\u793a\u5916\u90e8\u6578\u64da\u5305\u88dd\u5668\u5b58\u5728\u554f\u984c\u3002\u8981\u4fee\u5fa9\u6b64\u932f\u8aa4\uff0c\u60a8\u61c9\u6aa2\u67e5 FDW \u914d\u7f6e\u3001\u6e2c\u8a66\u8207\u5916\u90e8\u6578\u64da\u6e90\u7684\u9023\u63a5\u3001\u9a57\u8b49\u6b0a\u9650\u4ee5\u53ca\u6aa2\u67e5 SQL \u8a9e\u6cd5\u548c\u67e5\u8a62\u57f7\u884c\u3002\u9075\u5faa\u9019\u4e9b\u6b65\u9a5f\uff0c\u60a8\u53ef\u4ee5\u89e3\u6c7a HV000 &#8211; fdw_error\uff0c\u78ba\u4fdd PostgreSQL \u6578\u64da\u5eab\u7684\u5e73\u7a69\u904b\u884c\u3002<\/p>\n<p>\u6b32\u5c0b\u6c42\u53ef\u9760\u4e14\u9ad8\u6548\u7684 VPS \u4e3b\u6a5f\u89e3\u6c7a\u65b9\u6848\uff0c\u8acb\u8003\u616e <a href=\"https:\/\/server.hk\">Server.HK<\/a>\u3002\u6191\u85c9\u6211\u5011\u4e00\u6d41\u7684 VPS \u4e3b\u6a5f\u670d\u52d9\uff0c\u60a8\u53ef\u4ee5\u9ad4\u9a57\u5230\u865b\u64ec\u79c1\u4eba\u4f3a\u670d\u5668\u5728 PostgreSQL \u548c\u5176\u4ed6\u61c9\u7528\u4e2d\u7684\u5f37\u5927\u8207\u9748\u6d3b\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5982\u4f55\u4fee\u5fa9 PostgreSQL &#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4925],"tags":[],"class_list":["post-21468","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/21468","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"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=21468"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/21468\/revisions"}],"predecessor-version":[{"id":24007,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/21468\/revisions\/24007"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=21468"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=21468"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=21468"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}