{"id":96856,"date":"2024-10-20T12:56:17","date_gmt":"2024-10-20T04:56:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/96856\/"},"modified":"2024-10-20T12:56:18","modified_gmt":"2024-10-20T04:56:18","slug":"postgresql-54011-%e5%88%97%e6%95%b8%e9%81%8e%e5%a4%9a-%e6%8a%a5%e9%94%99-%e6%95%85%e9%9a%9c%e4%bf%ae%e5%a4%8d-%e8%bf%9c%e7%a8%8b%e5%a4%84%e7%90%86","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/96856\/","title":{"rendered":"PostgreSQL 54011: \u5217\u6578\u904e\u591a \u62a5\u9519 \u6545\u969c\u4fee\u590d \u8fdc\u7a0b\u5904\u7406"},"content":{"rendered":"<h1 id=\"postgresql-54011-%e5%88%97%e6%95%b8%e9%81%8e%e5%a4%9a%e5%a0%b1%e9%8c%af%e6%95%85%e9%9a%9c%e4%bf%ae%e5%be%a9%e9%81%a0%e7%a8%8b%e8%99%95%e7%90%86-SEVODJeJSm\">PostgreSQL 54011: \u5217\u6578\u904e\u591a\u5831\u932f\u6545\u969c\u4fee\u5fa9\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\uff0c\u5176\u4e2d\u4e4b\u4e00\u4fbf\u662f\u300c54011: \u5217\u6578\u904e\u591a\u300d\u7684\u5831\u932f\u3002\u9019\u500b\u932f\u8aa4\u901a\u5e38\u767c\u751f\u5728\u5617\u8a66\u63d2\u5165\u6216\u66f4\u65b0\u6578\u64da\u6642\uff0c\u7576\u6d89\u53ca\u7684\u5217\u6578\u8d85\u904e PostgreSQL \u7684\u9650\u5236\u6642\uff0c\u7cfb\u7d71\u6703\u8fd4\u56de\u6b64\u932f\u8aa4\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u6b64\u932f\u8aa4\u7684\u539f\u56e0\u3001\u5f71\u97ff\u4ee5\u53ca\u5982\u4f55\u9032\u884c\u6545\u969c\u4fee\u5fa9\u548c\u9060\u7a0b\u8655\u7406\u3002<\/p>\n<h2 id=\"54011-%e9%8c%af%e8%aa%a4%e7%9a%84%e5%8e%9f%e5%9b%a0-SEVODJeJSm\">54011 \u932f\u8aa4\u7684\u539f\u56e0<\/h2>\n<p>PostgreSQL \u5c0d\u6bcf\u500b\u8868\u7684\u5217\u6578\u6709\u4e00\u500b\u4e0a\u9650\uff0c\u9019\u500b\u4e0a\u9650\u901a\u5e38\u662f 1,600 \u5217\u3002\u7576\u5617\u8a66\u63d2\u5165\u6216\u66f4\u65b0\u7684\u5217\u6578\u8d85\u904e\u9019\u500b\u9650\u5236\u6642\uff0c\u7cfb\u7d71\u6703\u8fd4\u56de 54011 \u932f\u8aa4\u3002\u9019\u7a2e\u60c5\u6cc1\u901a\u5e38\u767c\u751f\u5728\u4ee5\u4e0b\u5e7e\u7a2e\u60c5\u6cc1\u4e0b\uff1a<\/p>\n<ul>\n<li><strong>\u8868\u8a2d\u8a08\u4e0d\u7576\uff1a<\/strong>\u5728\u8a2d\u8a08\u6578\u64da\u8868\u6642\uff0c\u53ef\u80fd\u6703\u4e0d\u5c0f\u5fc3\u6dfb\u52a0\u904e\u591a\u7684\u5217\uff0c\u5c0e\u81f4\u8d85\u904e\u9650\u5236\u3002<\/li>\n<li><strong>\u6578\u64da\u6a21\u578b\u4e0d\u5408\u7406\uff1a<\/strong>\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u6578\u64da\u6a21\u578b\u53ef\u80fd\u4e0d\u5920\u512a\u5316\uff0c\u5c0e\u81f4\u9700\u8981\u5728\u55ae\u4e00\u8868\u4e2d\u5b58\u5132\u904e\u591a\u7684\u6578\u64da\u3002<\/li>\n<li><strong>\u8907\u96dc\u7684\u67e5\u8a62\uff1a<\/strong>\u5728\u57f7\u884c\u8907\u96dc\u7684\u67e5\u8a62\u6642\uff0c\u53ef\u80fd\u6703\u6d89\u53ca\u591a\u500b\u8868\u7684\u806f\u63a5\uff0c\u5f9e\u800c\u5c0e\u81f4\u5217\u6578\u904e\u591a\u3002<\/li>\n<\/ul>\n<h2 id=\"54011-%e9%8c%af%e8%aa%a4%e7%9a%84%e5%bd%b1%e9%9f%bf-SEVODJeJSm\">54011 \u932f\u8aa4\u7684\u5f71\u97ff<\/h2>\n<p>\u7576\u51fa\u73fe 54011 \u932f\u8aa4\u6642\uff0c\u5c07\u6703\u5f71\u97ff\u5230\u61c9\u7528\u7a0b\u5e8f\u7684\u6b63\u5e38\u904b\u884c\uff0c\u7279\u5225\u662f\u5728\u6578\u64da\u63d2\u5165\u548c\u66f4\u65b0\u7684\u904e\u7a0b\u4e2d\u3002\u9019\u53ef\u80fd\u5c0e\u81f4\u6578\u64da\u4e1f\u5931\u6216\u61c9\u7528\u7a0b\u5e8f\u5d29\u6f70\uff0c\u5f9e\u800c\u5f71\u97ff\u7528\u6236\u9ad4\u9a57\u548c\u696d\u52d9\u904b\u71df\u3002<\/p>\n<h2 id=\"%e6%95%85%e9%9a%9c%e4%bf%ae%e5%be%a9%e6%ad%a5%e9%a9%9f-SEVODJeJSm\">\u6545\u969c\u4fee\u5fa9\u6b65\u9a5f<\/h2>\n<p>\u8981\u4fee\u5fa9 PostgreSQL \u7684 54011 \u932f\u8aa4\uff0c\u53ef\u4ee5\u6309\u7167\u4ee5\u4e0b\u6b65\u9a5f\u9032\u884c\uff1a<\/p>\n<h3 id=\"1-%e6%aa%a2%e6%9f%a5%e8%a1%a8%e7%b5%90%e6%a7%8b-SEVODJeJSm\">1. \u6aa2\u67e5\u8868\u7d50\u69cb<\/h3>\n<p>\u9996\u5148\uff0c\u6aa2\u67e5\u51fa\u73fe\u932f\u8aa4\u7684\u8868\u7d50\u69cb\uff0c\u78ba\u4fdd\u5217\u6578\u4e0d\u8d85\u904e 1,600\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b SQL \u67e5\u8a62\u4f86\u67e5\u770b\u8868\u7684\u5217\u6578\uff1a<\/p>\n<pre><code>SELECT COUNT(*) FROM information_schema.columns WHERE table_name = 'your_table_name';<\/code><\/pre>\n<h3 id=\"2-%e5%84%aa%e5%8c%96%e8%a1%a8%e8%a8%ad%e8%a8%88-SEVODJeJSm\">2. \u512a\u5316\u8868\u8a2d\u8a08<\/h3>\n<p>\u5982\u679c\u5217\u6578\u904e\u591a\uff0c\u8003\u616e\u5c0d\u8868\u9032\u884c\u512a\u5316\u3002\u53ef\u4ee5\u5c07\u67d0\u4e9b\u5217\u79fb\u5230\u5176\u4ed6\u8868\u4e2d\uff0c\u6216\u8005\u4f7f\u7528 JSONB \u985e\u578b\u4f86\u5b58\u5132\u53ef\u8b8a\u6578\u64da\u3002\u9019\u6a23\u53ef\u4ee5\u6e1b\u5c11\u55ae\u4e00\u8868\u7684\u5217\u6578\u3002<\/p>\n<h3 id=\"3-%e4%bd%bf%e7%94%a8%e8%a6%96%e5%9c%96-SEVODJeJSm\">3. \u4f7f\u7528\u8996\u5716<\/h3>\n<p>\u5982\u679c\u9700\u8981\u5f9e\u591a\u500b\u8868\u4e2d\u7372\u53d6\u6578\u64da\uff0c\u53ef\u4ee5\u8003\u616e\u4f7f\u7528\u8996\u5716\u4f86\u7c21\u5316\u67e5\u8a62\uff0c\u5f9e\u800c\u6e1b\u5c11\u76f4\u63a5\u64cd\u4f5c\u7684\u5217\u6578\u3002<\/p>\n<h3 id=\"4-%e6%b8%ac%e8%a9%a6%e5%92%8c%e9%a9%97%e8%ad%89-SEVODJeJSm\">4. \u6e2c\u8a66\u548c\u9a57\u8b49<\/h3>\n<p>\u5728\u9032\u884c\u4efb\u4f55\u66f4\u6539\u5f8c\uff0c\u52d9\u5fc5\u9032\u884c\u6e2c\u8a66\u4ee5\u78ba\u4fdd\u4fee\u5fa9\u6709\u6548\uff0c\u4e26\u4e14\u4e0d\u6703\u5f71\u97ff\u5230\u5176\u4ed6\u529f\u80fd\u3002<\/p>\n<h2 id=\"%e9%81%a0%e7%a8%8b%e8%99%95%e7%90%86%e5%bb%ba%e8%ad%b0-SEVODJeJSm\">\u9060\u7a0b\u8655\u7406\u5efa\u8b70<\/h2>\n<p>\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u53ef\u80fd\u9700\u8981\u9060\u7a0b\u8655\u7406 PostgreSQL \u6578\u64da\u5eab\u4ee5\u89e3\u6c7a 54011 \u932f\u8aa4\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5efa\u8b70\uff1a<\/p>\n<ul>\n<li><strong>\u4f7f\u7528 SSH \u9023\u63a5\uff1a<\/strong>\u78ba\u4fdd\u53ef\u4ee5\u901a\u904e SSH \u5b89\u5168\u5730\u9023\u63a5\u5230\u6578\u64da\u5eab\u670d\u52d9\u5668\uff0c\u9019\u6a23\u53ef\u4ee5\u9032\u884c\u5fc5\u8981\u7684\u64cd\u4f5c\u3002<\/li>\n<li><strong>\u4f7f\u7528 pgAdmin \u6216\u5176\u4ed6\u7ba1\u7406\u5de5\u5177\uff1a<\/strong>\u9019\u4e9b\u5de5\u5177\u53ef\u4ee5\u5e6b\u52a9\u60a8\u66f4\u76f4\u89c0\u5730\u7ba1\u7406\u6578\u64da\u5eab\uff0c\u4e26\u9032\u884c\u5fc5\u8981\u7684\u66f4\u6539\u3002<\/li>\n<li><strong>\u5b9a\u671f\u5099\u4efd\uff1a<\/strong>\u5728\u9032\u884c\u4efb\u4f55\u66f4\u6539\u4e4b\u524d\uff0c\u52d9\u5fc5\u5099\u4efd\u6578\u64da\u5eab\uff0c\u4ee5\u9632\u6b62\u6578\u64da\u4e1f\u5931\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-SEVODJeJSm\">\u7e3d\u7d50<\/h2>\n<p>PostgreSQL \u7684 54011 \u932f\u8aa4\u901a\u5e38\u662f\u7531\u65bc\u5217\u6578\u904e\u591a\u5f15\u8d77\u7684\uff0c\u9019\u53ef\u80fd\u6703\u5c0d\u61c9\u7528\u7a0b\u5e8f\u7684\u6b63\u5e38\u904b\u884c\u9020\u6210\u5f71\u97ff\u3002\u901a\u904e\u6aa2\u67e5\u8868\u7d50\u69cb\u3001\u512a\u5316\u8a2d\u8a08\u3001\u4f7f\u7528\u8996\u5716\u4ee5\u53ca\u9032\u884c\u9060\u7a0b\u8655\u7406\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u89e3\u6c7a\u6b64\u554f\u984c\u3002\u5c0d\u65bc\u9700\u8981\u7a69\u5b9a\u548c\u9ad8\u6548\u6578\u64da\u5eab\u89e3\u6c7a\u65b9\u6848\u7684\u7528\u6236\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\uff0c\u4ee5\u78ba\u4fdd\u6578\u64da\u5eab\u7684\u7a69\u5b9a\u6027\u548c\u6027\u80fd\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u89e3\u51b3PostgreSQL 54011\u9519\u8bef\uff1a\u5217\u6570\u8fc7\u591a\u7684\u6545\u969c\u4fee\u590d\u4e0e\u8fdc\u7a0b\u5904\u7406\u65b9\u6cd5\uff0c\u786e\u4fdd\u6570\u636e\u5e93\u6027\u80fd\u4e0e\u7a33\u5b9a\u6027\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-96856","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/96856","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=96856"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/96856\/revisions"}],"predecessor-version":[{"id":96857,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/96856\/revisions\/96857"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=96856"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=96856"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=96856"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}