{"id":179162,"date":"2024-11-08T23:31:19","date_gmt":"2024-11-08T15:31:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/179162\/"},"modified":"2024-11-08T23:31:20","modified_gmt":"2024-11-08T15:31:20","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%9ahv00r-fdw_table_not_found%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/179162\/","title":{"rendered":"\u5982\u4f55\u4fee\u5fa9 PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1aHV00R &#8211; fdw_table_not_found\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%9ahv00r-fdw_table_not_found-DyBNukSBtK\">\u5982\u4f55\u4fee\u5fa9 PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1aHV00R &#8211; fdw_table_not_found<\/h1>\n<p>\u5728\u4f7f\u7528 PostgreSQL \u6578\u64da\u5eab\u6642\uff0c\u958b\u767c\u8005\u548c\u6578\u64da\u5eab\u7ba1\u7406\u54e1\u53ef\u80fd\u6703\u9047\u5230\u5404\u7a2e\u932f\u8aa4\u4ee3\u78bc\u3002\u5176\u4e2d\uff0c\u932f\u8aa4\u4ee3\u78bc HV00R &#8211; fdw_table_not_found \u662f\u4e00\u500b\u5e38\u898b\u7684\u554f\u984c\uff0c\u7279\u5225\u662f\u5728\u4f7f\u7528\u5916\u90e8\u6578\u64da\u5305\uff08Foreign Data Wrapper, FDW\uff09\u6642\u3002\u9019\u7bc7\u6587\u7ae0\u5c07\u6df1\u5165\u63a2\u8a0e\u9019\u500b\u932f\u8aa4\u7684\u539f\u56e0\u53ca\u5176\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n<h2 id=\"%e9%8c%af%e8%aa%a4%e4%bb%a3%e7%a2%bc-hv00r-%e7%9a%84%e8%83%8c%e6%99%af-DyBNukSBtK\">\u932f\u8aa4\u4ee3\u78bc HV00R \u7684\u80cc\u666f<\/h2>\n<p>HV00R \u932f\u8aa4\u901a\u5e38\u8868\u793a PostgreSQL \u7121\u6cd5\u627e\u5230\u6307\u5b9a\u7684\u5916\u90e8\u8868\u3002\u9019\u53ef\u80fd\u662f\u7531\u65bc\u591a\u7a2e\u539f\u56e0\u9020\u6210\u7684\uff0c\u5305\u62ec\u8868\u540d\u62fc\u5beb\u932f\u8aa4\u3001\u5916\u90e8\u6578\u64da\u5305\u672a\u6b63\u78ba\u914d\u7f6e\u6216\u9023\u63a5\u554f\u984c\u7b49\u3002\u7576\u4f60\u5728\u67e5\u8a62\u5916\u90e8\u8868\u6642\uff0cPostgreSQL \u6703\u5617\u8a66\u901a\u904e FDW \u4f86\u8a2a\u554f\u6578\u64da\uff0c\u5982\u679c\u627e\u4e0d\u5230\u8a72\u8868\uff0c\u5c31\u6703\u8fd4\u56de\u6b64\u932f\u8aa4\u3002<\/p>\n<h2 id=\"%e5%b8%b8%e8%a6%8b%e5%8e%9f%e5%9b%a0-DyBNukSBtK\">\u5e38\u898b\u539f\u56e0<\/h2>\n<ul>\n<li><strong>\u8868\u540d\u62fc\u5beb\u932f\u8aa4\uff1a<\/strong>\u78ba\u4fdd\u5728\u67e5\u8a62\u4e2d\u4f7f\u7528\u7684\u8868\u540d\u8207\u5728 FDW \u4e2d\u5b9a\u7fa9\u7684\u8868\u540d\u5b8c\u5168\u4e00\u81f4\uff0c\u5305\u62ec\u5927\u5c0f\u5beb\u3002<\/li>\n<li><strong>\u5916\u90e8\u6578\u64da\u5305\u672a\u6b63\u78ba\u914d\u7f6e\uff1a<\/strong>\u6aa2\u67e5 FDW \u7684\u5b89\u88dd\u548c\u914d\u7f6e\uff0c\u78ba\u4fdd\u6240\u6709\u5fc5\u8981\u7684\u8a2d\u7f6e\u90fd\u5df2\u6b63\u78ba\u5b8c\u6210\u3002<\/li>\n<li><strong>\u9023\u63a5\u554f\u984c\uff1a<\/strong>\u5982\u679c\u5916\u90e8\u6578\u64da\u6e90\u7121\u6cd5\u8a2a\u554f\uff0c\u5247\u53ef\u80fd\u6703\u5c0e\u81f4\u6b64\u932f\u8aa4\u3002\u6aa2\u67e5\u7db2\u7d61\u9023\u63a5\u548c\u8a2a\u554f\u6b0a\u9650\u3002<\/li>\n<li><strong>\u6b0a\u9650\u554f\u984c\uff1a<\/strong>\u78ba\u4fdd\u7576\u524d\u7528\u6236\u64c1\u6709\u8a2a\u554f\u5916\u90e8\u8868\u7684\u6b0a\u9650\u3002<\/li>\n<\/ul>\n<h2 id=\"%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%a1%88-DyBNukSBtK\">\u89e3\u6c7a\u65b9\u6848<\/h2>\n<p>\u8981\u4fee\u5fa9 HV00R \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%e8%a1%a8%e5%90%8d-DyBNukSBtK\">1. \u6aa2\u67e5\u8868\u540d<\/h3>\n<pre><code>SELECT * FROM foreign_table_name;<\/code><\/pre>\n<p>\u9996\u5148\uff0c\u6aa2\u67e5\u4f60\u5728\u67e5\u8a62\u4e2d\u4f7f\u7528\u7684\u8868\u540d\u662f\u5426\u6b63\u78ba\u3002PostgreSQL \u5c0d\u8868\u540d\u7684\u5927\u5c0f\u5beb\u654f\u611f\uff0c\u56e0\u6b64\u78ba\u4fdd\u8868\u540d\u7684\u62fc\u5beb\u548c\u5927\u5c0f\u5beb\u8207 FDW \u4e2d\u5b9a\u7fa9\u7684\u5b8c\u5168\u4e00\u81f4\u3002<\/p>\n<h3 id=\"2-%e9%a9%97%e8%ad%89-fdw-%e9%85%8d%e7%bd%ae-DyBNukSBtK\">2. \u9a57\u8b49 FDW \u914d\u7f6e<\/h3>\n<p>\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6aa2\u67e5 FDW \u7684\u914d\u7f6e\uff1a<\/p>\n<pre><code>SELECT * FROM pg_foreign_table;<\/code><\/pre>\n<p>\u78ba\u4fdd\u5916\u90e8\u8868\u5df2\u6b63\u78ba\u5275\u5efa\u4e26\u4e14\u8207\u6b63\u78ba\u7684\u5916\u90e8\u6578\u64da\u6e90\u76f8\u95dc\u806f\u3002\u5982\u679c\u9700\u8981\uff0c\u91cd\u65b0\u5275\u5efa\u5916\u90e8\u8868\u3002<\/p>\n<h3 id=\"3-%e6%aa%a2%e6%9f%a5%e9%80%a3%e6%8e%a5%e8%a8%ad%e7%bd%ae-DyBNukSBtK\">3. \u6aa2\u67e5\u9023\u63a5\u8a2d\u7f6e<\/h3>\n<p>\u6aa2\u67e5 FDW \u7684\u9023\u63a5\u8a2d\u7f6e\uff0c\u78ba\u4fdd PostgreSQL \u80fd\u5920\u9023\u63a5\u5230\u5916\u90e8\u6578\u64da\u6e90\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6e2c\u8a66\u9023\u63a5\uff1a<\/p>\n<pre><code>SELECT * FROM dblink('connection_string', 'SELECT 1');<\/code><\/pre>\n<p>\u5982\u679c\u9023\u63a5\u5931\u6557\uff0c\u5247\u9700\u8981\u6aa2\u67e5\u7db2\u7d61\u8a2d\u7f6e\u548c\u8a2a\u554f\u6b0a\u9650\u3002<\/p>\n<h3 id=\"4-%e6%aa%a2%e6%9f%a5%e7%94%a8%e6%88%b6%e6%ac%8a%e9%99%90-DyBNukSBtK\">4. \u6aa2\u67e5\u7528\u6236\u6b0a\u9650<\/h3>\n<p>\u78ba\u4fdd\u7576\u524d\u7528\u6236\u64c1\u6709\u8a2a\u554f\u5916\u90e8\u8868\u7684\u6b0a\u9650\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6aa2\u67e5\u6b0a\u9650\uff1a<\/p>\n<pre><code>SELECT has_table_privilege('foreign_table_name', 'SELECT');<\/code><\/pre>\n<p>\u5982\u679c\u6b0a\u9650\u4e0d\u8db3\uff0c\u5247\u9700\u8981\u6388\u4e88\u76f8\u61c9\u7684\u6b0a\u9650\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-DyBNukSBtK\">\u7e3d\u7d50<\/h2>\n<p>HV00R &#8211; fdw_table_not_found \u932f\u8aa4\u901a\u5e38\u662f\u7531\u65bc\u8868\u540d\u62fc\u5beb\u932f\u8aa4\u3001FDW \u914d\u7f6e\u4e0d\u7576\u3001\u9023\u63a5\u554f\u984c\u6216\u6b0a\u9650\u4e0d\u8db3\u7b49\u539f\u56e0\u9020\u6210\u7684\u3002\u901a\u904e\u4ed4\u7d30\u6aa2\u67e5\u9019\u4e9b\u65b9\u9762\uff0c\u901a\u5e38\u53ef\u4ee5\u5feb\u901f\u627e\u5230\u4e26\u4fee\u5fa9\u554f\u984c\u3002\u5c0d\u65bc\u9700\u8981\u7a69\u5b9a\u548c\u9ad8\u6548\u6578\u64da\u8655\u7406\u7684\u61c9\u7528\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4e5f\u662f\u81f3\u95dc\u91cd\u8981\u7684\uff0c\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u6578\u64da\u5eab\u7684\u6027\u80fd\u548c\u53ef\u7528\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4fee\u5fa9 PostgreSQL \u932f\u8aa4\u4ee3\u78bc HV00R &#8211; fdw_table_not_found \u7684\u65b9\u6cd5\uff0c\u5e6b\u52a9\u60a8\u5feb\u901f\u89e3\u6c7a\u5916\u90e8\u8cc7\u6599\u8868\u672a\u627e\u5230\u7684\u554f\u984c\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-179162","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/179162","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=179162"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/179162\/revisions"}],"predecessor-version":[{"id":179163,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/179162\/revisions\/179163"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=179162"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=179162"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=179162"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}