{"id":96802,"date":"2024-10-20T12:29:19","date_gmt":"2024-10-20T04:29:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/96802\/"},"modified":"2024-10-20T12:29:20","modified_gmt":"2024-10-20T04:29:20","slug":"postgresql-2f004-%e4%b8%8d%e5%85%81%e8%a8%b1%e8%ae%80%e5%8f%96sql%e6%95%b8%e6%93%9a-34000-%e7%84%a1%e6%95%88%e6%b8%b8%e6%a8%99%e5%90%8d%e7%a8%b1-38000-%e5%a4%96%e9%83%a8%e4%be%8b%e5%a4%96-%e6%8a%a5","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/96802\/","title":{"rendered":"PostgreSQL 2F004: \u4e0d\u5141\u8a31\u8b80\u53d6SQL\u6578\u64da 34000 \u7121\u6548\u6e38\u6a19\u540d\u7a31 38000 \u5916\u90e8\u4f8b\u5916 \u62a5\u9519 \u6545\u969c\u4fee\u590d \u8fdc\u7a0b\u5904\u7406"},"content":{"rendered":"<h1 id=\"postgresql-%e9%8c%af%e8%aa%a4%e4%bb%a3%e7%a2%bc-2f004-%e4%b8%8d%e5%85%81%e8%a8%b1%e8%ae%80%e5%8f%96-sql-%e6%95%b8%e6%93%9a-34000-%e7%84%a1%e6%95%88%e6%b8%b8%e6%a8%99%e5%90%8d%e7%a8%b1-38000-%e5%a4%96-jHGGKkxyzI\">PostgreSQL \u932f\u8aa4\u4ee3\u78bc 2F004: \u4e0d\u5141\u8a31\u8b80\u53d6 SQL \u6578\u64da 34000 \u7121\u6548\u6e38\u6a19\u540d\u7a31 38000 \u5916\u90e8\u4f8b\u5916 \u6545\u969c\u4fee\u5fa9 \u53ca\u9060\u7a0b\u8655\u7406<\/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\uff0c\u5176\u4e2d\u5305\u62ec 2F004\u300134000 \u548c 38000\u3002\u9019\u4e9b\u932f\u8aa4\u901a\u5e38\u8207\u6e38\u6a19\u64cd\u4f5c\u548c SQL \u6578\u64da\u7684\u8b80\u53d6\u6709\u95dc\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u9019\u4e9b\u932f\u8aa4\u7684\u539f\u56e0\u3001\u89e3\u6c7a\u65b9\u6848\u4ee5\u53ca\u5982\u4f55\u9032\u884c\u9060\u7a0b\u8655\u7406\u3002<\/p>\n<h2 id=\"%e9%8c%af%e8%aa%a4%e4%bb%a3%e7%a2%bc%e8%a7%a3%e6%9e%90-jHGGKkxyzI\">\u932f\u8aa4\u4ee3\u78bc\u89e3\u6790<\/h2>\n<h3 id=\"2f004-%e4%b8%8d%e5%85%81%e8%a8%b1%e8%ae%80%e5%8f%96-sql-%e6%95%b8%e6%93%9a-jHGGKkxyzI\">2F004: \u4e0d\u5141\u8a31\u8b80\u53d6 SQL \u6578\u64da<\/h3>\n<p>\u932f\u8aa4\u4ee3\u78bc 2F004 \u901a\u5e38\u8868\u793a\u5728\u5617\u8a66\u8b80\u53d6 SQL \u6578\u64da\u6642\u51fa\u73fe\u4e86\u554f\u984c\u3002\u9019\u53ef\u80fd\u662f\u7531\u65bc\u6578\u64da\u5eab\u7684\u914d\u7f6e\u6216\u6b0a\u9650\u8a2d\u7f6e\u4e0d\u7576\u6240\u5c0e\u81f4\u7684\u3002\u7576\u7528\u6236\u5617\u8a66\u8a2a\u554f\u672a\u6388\u6b0a\u7684\u6578\u64da\u6642\uff0c\u7cfb\u7d71\u6703\u8fd4\u56de\u6b64\u932f\u8aa4\u3002<\/p>\n<h3 id=\"34000-%e7%84%a1%e6%95%88%e6%b8%b8%e6%a8%99%e5%90%8d%e7%a8%b1-jHGGKkxyzI\">34000: \u7121\u6548\u6e38\u6a19\u540d\u7a31<\/h3>\n<p>\u932f\u8aa4\u4ee3\u78bc 34000 \u8868\u793a\u6240\u4f7f\u7528\u7684\u6e38\u6a19\u540d\u7a31\u7121\u6548\u3002\u9019\u901a\u5e38\u767c\u751f\u5728\u4ee5\u4e0b\u60c5\u6cc1\uff1a<\/p>\n<ul>\n<li>\u6e38\u6a19\u672a\u6b63\u78ba\u8072\u660e\u6216\u521d\u59cb\u5316\u3002<\/li>\n<li>\u6e38\u6a19\u5df2\u7d93\u95dc\u9589\u6216\u4e0d\u5b58\u5728\u3002<\/li>\n<li>\u5728\u4f7f\u7528\u6e38\u6a19\u4e4b\u524d\u672a\u6b63\u78ba\u6253\u958b\u3002<\/li>\n<\/ul>\n<p>\u70ba\u4e86\u89e3\u6c7a\u9019\u500b\u554f\u984c\uff0c\u958b\u767c\u8005\u9700\u8981\u6aa2\u67e5\u6e38\u6a19\u7684\u8072\u660e\u548c\u4f7f\u7528\u904e\u7a0b\uff0c\u78ba\u4fdd\u6e38\u6a19\u5728\u4f7f\u7528\u524d\u5df2\u6b63\u78ba\u6253\u958b\u3002<\/p>\n<h3 id=\"38000-%e5%a4%96%e9%83%a8%e4%be%8b%e5%a4%96-jHGGKkxyzI\">38000: \u5916\u90e8\u4f8b\u5916<\/h3>\n<p>\u932f\u8aa4\u4ee3\u78bc 38000 \u901a\u5e38\u6307\u7684\u662f\u5916\u90e8\u4f8b\u5916\uff0c\u9019\u53ef\u80fd\u662f\u7531\u65bc\u8207\u5916\u90e8\u7cfb\u7d71\u7684\u4ea4\u4e92\u554f\u984c\u6240\u5f15\u8d77\u7684\u3002\u9019\u985e\u932f\u8aa4\u53ef\u80fd\u6d89\u53ca\u5230\u7db2\u7d61\u9023\u63a5\u554f\u984c\u3001\u5916\u90e8 API \u7684\u4e0d\u7a69\u5b9a\u6027\u6216\u6578\u64da\u683c\u5f0f\u4e0d\u5339\u914d\u7b49\u3002<\/p>\n<h2 id=\"%e6%95%85%e9%9a%9c%e4%bf%ae%e5%be%a9%e6%ad%a5%e9%a9%9f-jHGGKkxyzI\">\u6545\u969c\u4fee\u5fa9\u6b65\u9a5f<\/h2>\n<h3 id=\"%e6%aa%a2%e6%9f%a5%e6%ac%8a%e9%99%90%e8%a8%ad%e7%bd%ae-jHGGKkxyzI\">\u6aa2\u67e5\u6b0a\u9650\u8a2d\u7f6e<\/h3>\n<p>\u9996\u5148\uff0c\u6aa2\u67e5\u7528\u6236\u7684\u6b0a\u9650\u8a2d\u7f6e\uff0c\u78ba\u4fdd\u7528\u6236\u64c1\u6709\u8a2a\u554f\u6240\u9700\u6578\u64da\u7684\u6b0a\u9650\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b SQL \u67e5\u8a62\u4f86\u6aa2\u67e5\u7528\u6236\u6b0a\u9650\uff1a<\/p>\n<pre><code>SELECT * FROM information_schema.role_table_grants WHERE grantee = 'your_user';<\/code><\/pre>\n<h3 id=\"%e7%a2%ba%e8%aa%8d%e6%b8%b8%e6%a8%99%e7%9a%84%e6%ad%a3%e7%a2%ba%e4%bd%bf%e7%94%a8-jHGGKkxyzI\">\u78ba\u8a8d\u6e38\u6a19\u7684\u6b63\u78ba\u4f7f\u7528<\/h3>\n<p>\u5728\u4f7f\u7528\u6e38\u6a19\u4e4b\u524d\uff0c\u78ba\u4fdd\u5df2\u6b63\u78ba\u8072\u660e\u548c\u6253\u958b\u6e38\u6a19\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u6e38\u6a19\u4f7f\u7528\u7bc4\u4f8b\uff1a<\/p>\n<pre><code>BEGIN;\nDECLARE my_cursor CURSOR FOR SELECT * FROM my_table;\nOPEN my_cursor;\nFETCH NEXT FROM my_cursor;\nCLOSE my_cursor;\nEND;<\/code><\/pre>\n<h3 id=\"%e8%99%95%e7%90%86%e5%a4%96%e9%83%a8%e4%be%8b%e5%a4%96-jHGGKkxyzI\">\u8655\u7406\u5916\u90e8\u4f8b\u5916<\/h3>\n<p>\u5c0d\u65bc\u5916\u90e8\u4f8b\u5916\uff0c\u5efa\u8b70\u6aa2\u67e5\u8207\u5916\u90e8\u7cfb\u7d71\u7684\u9023\u63a5\u72c0\u614b\uff0c\u4e26\u78ba\u4fdd\u6240\u6709 API \u8abf\u7528\u90fd\u80fd\u6b63\u5e38\u5de5\u4f5c\u3002\u53ef\u4ee5\u4f7f\u7528\u7db2\u7d61\u5de5\u5177\u4f86\u6aa2\u67e5\u9023\u63a5\u7684\u7a69\u5b9a\u6027\u3002<\/p>\n<h2 id=\"%e9%81%a0%e7%a8%8b%e8%99%95%e7%90%86%e5%bb%ba%e8%ad%b0-jHGGKkxyzI\">\u9060\u7a0b\u8655\u7406\u5efa\u8b70<\/h2>\n<p>\u5728\u9032\u884c\u9060\u7a0b\u8655\u7406\u6642\uff0c\u5efa\u8b70\u4f7f\u7528\u5b89\u5168\u7684\u9023\u63a5\u65b9\u5f0f\uff0c\u5982 SSH \u96a7\u9053\u6216 VPN\uff0c\u4ee5\u78ba\u4fdd\u6578\u64da\u7684\u5b89\u5168\u6027\u3002\u6b64\u5916\uff0c\u5b9a\u671f\u5099\u4efd\u6578\u64da\u5eab\uff0c\u4ee5\u9632\u6b62\u6578\u64da\u4e1f\u5931\u6216\u640d\u58de\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-jHGGKkxyzI\">\u7e3d\u7d50<\/h2>\n<p>PostgreSQL \u7684\u932f\u8aa4\u4ee3\u78bc 2F004\u300134000 \u548c 38000 \u53ef\u80fd\u6703\u5c0d\u958b\u767c\u548c\u6578\u64da\u7ba1\u7406\u9020\u6210\u56f0\u64fe\u3002\u901a\u904e\u6aa2\u67e5\u6b0a\u9650\u8a2d\u7f6e\u3001\u78ba\u8a8d\u6e38\u6a19\u7684\u6b63\u78ba\u4f7f\u7528\u4ee5\u53ca\u8655\u7406\u5916\u90e8\u4f8b\u5916\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u89e3\u6c7a\u9019\u4e9b\u554f\u984c\u3002\u5c0d\u65bc\u9700\u8981\u7a69\u5b9a\u548c\u9ad8\u6548\u7684\u6578\u64da\u5eab\u89e3\u6c7a\u65b9\u6848\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u6216 <a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002\u5e0c\u671b\u672c\u6587\u80fd\u5e6b\u52a9\u60a8\u66f4\u597d\u5730\u7406\u89e3\u548c\u8655\u7406 PostgreSQL \u4e2d\u7684\u5e38\u898b\u932f\u8aa4\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u89e3\u6c7aPostgreSQL\u932f\u8aa4\uff1a2F004\u4e0d\u5141\u8a31\u8b80\u53d6SQL\u6578\u64da\u300134000\u7121\u6548\u6e38\u6a19\u540d\u7a31\u300138000\u5916\u90e8\u4f8b\u5916\uff0c\u63d0\u4f9b\u6545\u969c\u4fee\u5fa9\u548c\u9060\u7a0b\u8655\u7406\u65b9\u6848\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-96802","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/96802","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=96802"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/96802\/revisions"}],"predecessor-version":[{"id":96803,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/96802\/revisions\/96803"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=96802"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=96802"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=96802"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}