{"id":96842,"date":"2024-10-20T12:49:16","date_gmt":"2024-10-20T04:49:16","guid":{"rendered":"https:\/\/server.hk\/cnblog\/96842\/"},"modified":"2024-10-20T12:49:17","modified_gmt":"2024-10-20T04:49:17","slug":"postgresql-42p06-%e9%87%8d%e8%a4%87%e7%9a%84%e6%a8%a1%e5%bc%8f-%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\/96842\/","title":{"rendered":"PostgreSQL 42P06: \u91cd\u8907\u7684\u6a21\u5f0f \u62a5\u9519 \u6545\u969c\u4fee\u590d \u8fdc\u7a0b\u5904\u7406"},"content":{"rendered":"<h1 id=\"postgresql-42p06-%e9%87%8d%e8%a4%87%e7%9a%84%e6%a8%a1%e5%bc%8f%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-wKoAkRxFto\">PostgreSQL 42P06: \u91cd\u8907\u7684\u6a21\u5f0f\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\u53ef\u80fd\u6703\u9047\u5230\u5404\u7a2e\u932f\u8aa4\u4ee3\u78bc\uff0c\u5176\u4e2d\u4e4b\u4e00\u4fbf\u662f 42P06\u3002\u9019\u500b\u932f\u8aa4\u4ee3\u78bc\u901a\u5e38\u8868\u793a\u300c\u91cd\u8907\u7684\u6a21\u5f0f\u300d\uff0c\u5373\u5728\u6578\u64da\u5eab\u4e2d\u5617\u8a66\u5275\u5efa\u4e00\u500b\u5df2\u5b58\u5728\u7684\u6a21\u5f0f\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u9019\u500b\u932f\u8aa4\u7684\u6210\u56e0\u3001\u5f71\u97ff\u4ee5\u53ca\u5982\u4f55\u9032\u884c\u6545\u969c\u4fee\u5fa9\uff0c\u7279\u5225\u662f\u5728\u9060\u7a0b\u74b0\u5883\u4e2d\u7684\u8655\u7406\u65b9\u6cd5\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af-postgresql-42p06-%e9%8c%af%e8%aa%a4%ef%bc%9f-wKoAkRxFto\">\u4ec0\u9ebc\u662f PostgreSQL 42P06 \u932f\u8aa4\uff1f<\/h2>\n<p>PostgreSQL \u7684\u932f\u8aa4\u4ee3\u78bc 42P06 \u8868\u793a\u300c\u91cd\u8907\u7684\u6a21\u5f0f\u300d\u3002\u7576\u7528\u6236\u5617\u8a66\u5275\u5efa\u4e00\u500b\u5df2\u7d93\u5b58\u5728\u7684\u6a21\u5f0f\u6642\uff0c\u6578\u64da\u5eab\u6703\u8fd4\u56de\u6b64\u932f\u8aa4\u3002\u6a21\u5f0f\uff08Schema\uff09\u662f PostgreSQL \u4e2d\u7684\u4e00\u500b\u91cd\u8981\u6982\u5ff5\uff0c\u5b83\u7528\u65bc\u7d44\u7e54\u6578\u64da\u5eab\u4e2d\u7684\u5c0d\u8c61\uff0c\u5982\u8868\u3001\u8996\u5716\u548c\u7d22\u5f15\u3002<\/p>\n<h2 id=\"%e9%8c%af%e8%aa%a4%e7%9a%84%e6%88%90%e5%9b%a0-wKoAkRxFto\">\u932f\u8aa4\u7684\u6210\u56e0<\/h2>\n<p>\u9020\u6210 42P06 \u932f\u8aa4\u7684\u4e3b\u8981\u539f\u56e0\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u5617\u8a66\u5275\u5efa\u4e00\u500b\u5df2\u5b58\u5728\u7684\u6a21\u5f0f\u3002<\/li>\n<li>\u5728\u4e0d\u540c\u7684\u6578\u64da\u5eab\u9023\u63a5\u4e2d\uff0c\u4f7f\u7528\u4e86\u76f8\u540c\u7684\u6a21\u5f0f\u540d\u7a31\u3002<\/li>\n<li>\u5728\u6578\u64da\u5eab\u9077\u79fb\u6216\u5347\u7d1a\u904e\u7a0b\u4e2d\uff0c\u672a\u80fd\u6b63\u78ba\u8655\u7406\u6a21\u5f0f\u7684\u5275\u5efa\u548c\u522a\u9664\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e6%aa%a2%e6%9f%a5%e7%8f%be%e6%9c%89%e6%a8%a1%e5%bc%8f-wKoAkRxFto\">\u5982\u4f55\u6aa2\u67e5\u73fe\u6709\u6a21\u5f0f<\/h2>\n<p>\u5728\u5275\u5efa\u65b0\u6a21\u5f0f\u4e4b\u524d\uff0c\u5efa\u8b70\u5148\u6aa2\u67e5\u7576\u524d\u6578\u64da\u5eab\u4e2d\u662f\u5426\u5df2\u5b58\u5728\u8a72\u6a21\u5f0f\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b SQL \u67e5\u8a62\u4f86\u6aa2\u67e5\uff1a<\/p>\n<pre><code>SELECT schema_name\nFROM information_schema.schemata\nWHERE schema_name = 'your_schema_name';<\/code><\/pre>\n<p>\u5982\u679c\u67e5\u8a62\u7d50\u679c\u8fd4\u56de\u8a72\u6a21\u5f0f\u540d\u7a31\uff0c\u5247\u8868\u793a\u8a72\u6a21\u5f0f\u5df2\u5b58\u5728\uff0c\u60a8\u9700\u8981\u9078\u64c7\u5176\u4ed6\u540d\u7a31\u6216\u522a\u9664\u73fe\u6709\u6a21\u5f0f\u3002<\/p>\n<h2 id=\"%e6%95%85%e9%9a%9c%e4%bf%ae%e5%be%a9%e6%ad%a5%e9%a9%9f-wKoAkRxFto\">\u6545\u969c\u4fee\u5fa9\u6b65\u9a5f<\/h2>\n<h3 id=\"1-%e5%88%aa%e9%99%a4%e5%b7%b2%e5%ad%98%e5%9c%a8%e7%9a%84%e6%a8%a1%e5%bc%8f-wKoAkRxFto\">1. \u522a\u9664\u5df2\u5b58\u5728\u7684\u6a21\u5f0f<\/h3>\n<p>\u5982\u679c\u60a8\u78ba\u5b9a\u4e0d\u518d\u9700\u8981\u8a72\u6a21\u5f0f\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b SQL \u8a9e\u53e5\u522a\u9664\u5b83\uff1a<\/p>\n<pre><code>DROP SCHEMA your_schema_name CASCADE;<\/code><\/pre>\n<p>\u6ce8\u610f\uff1a\u4f7f\u7528 CASCADE \u6703\u522a\u9664\u8a72\u6a21\u5f0f\u4e0b\u7684\u6240\u6709\u5c0d\u8c61\uff0c\u8acb\u8b39\u614e\u64cd\u4f5c\u3002<\/p>\n<h3 id=\"2-%e4%bd%bf%e7%94%a8%e4%b8%8d%e5%90%8c%e7%9a%84%e6%a8%a1%e5%bc%8f%e5%90%8d%e7%a8%b1-wKoAkRxFto\">2. \u4f7f\u7528\u4e0d\u540c\u7684\u6a21\u5f0f\u540d\u7a31<\/h3>\n<p>\u5982\u679c\u60a8\u4e0d\u60f3\u522a\u9664\u73fe\u6709\u7684\u6a21\u5f0f\uff0c\u53ef\u4ee5\u8003\u616e\u4f7f\u7528\u4e0d\u540c\u7684\u540d\u7a31\u4f86\u5275\u5efa\u65b0\u6a21\u5f0f\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code>CREATE SCHEMA new_schema_name;<\/code><\/pre>\n<h3 id=\"3-%e6%aa%a2%e6%9f%a5%e6%95%b8%e6%93%9a%e5%ba%ab%e9%80%a3%e6%8e%a5-wKoAkRxFto\">3. \u6aa2\u67e5\u6578\u64da\u5eab\u9023\u63a5<\/h3>\n<p>\u5728\u9060\u7a0b\u74b0\u5883\u4e2d\uff0c\u78ba\u4fdd\u60a8\u9023\u63a5\u5230\u6b63\u78ba\u7684\u6578\u64da\u5eab\u5be6\u4f8b\u3002\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6aa2\u67e5\u7576\u524d\u9023\u63a5\u7684\u6578\u64da\u5eab\uff1a<\/p>\n<pre><code>SELECT current_database();<\/code><\/pre>\n<h2 id=\"%e9%81%a0%e7%a8%8b%e8%99%95%e7%90%86-postgresql-%e9%8c%af%e8%aa%a4-wKoAkRxFto\">\u9060\u7a0b\u8655\u7406 PostgreSQL \u932f\u8aa4<\/h2>\n<p>\u5728\u9060\u7a0b\u74b0\u5883\u4e2d\u8655\u7406 PostgreSQL \u932f\u8aa4\u6642\uff0c\u5efa\u8b70\u9075\u5faa\u4ee5\u4e0b\u6b65\u9a5f\uff1a<\/p>\n<ul>\n<li>\u78ba\u4fdd\u60a8\u64c1\u6709\u8db3\u5920\u7684\u6b0a\u9650\u4f86\u57f7\u884c\u6240\u9700\u7684\u64cd\u4f5c\u3002<\/li>\n<li>\u4f7f\u7528 SSH \u6216\u5176\u4ed6\u5b89\u5168\u901a\u9053\u9023\u63a5\u5230\u6578\u64da\u5eab\u4f3a\u670d\u5668\uff0c\u78ba\u4fdd\u6578\u64da\u7684\u5b89\u5168\u6027\u3002<\/li>\n<li>\u5728\u9032\u884c\u4efb\u4f55\u66f4\u6539\u4e4b\u524d\uff0c\u5099\u4efd\u6578\u64da\u5eab\u4ee5\u9632\u6b62\u6578\u64da\u4e1f\u5931\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-wKoAkRxFto\">\u7e3d\u7d50<\/h2>\n<p>PostgreSQL \u7684 42P06 \u932f\u8aa4\u901a\u5e38\u662f\u7531\u65bc\u91cd\u8907\u7684\u6a21\u5f0f\u540d\u7a31\u5f15\u8d77\u7684\u3002\u901a\u904e\u6aa2\u67e5\u73fe\u6709\u6a21\u5f0f\u3001\u522a\u9664\u4e0d\u5fc5\u8981\u7684\u6a21\u5f0f\u6216\u4f7f\u7528\u4e0d\u540c\u7684\u540d\u7a31\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u89e3\u6c7a\u6b64\u554f\u984c\u3002\u5728\u9060\u7a0b\u8655\u7406\u6642\uff0c\u78ba\u4fdd\u9023\u63a5\u7684\u5b89\u5168\u6027\u548c\u6578\u64da\u7684\u5b8c\u6574\u6027\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u6578\u64da\u5eab\u7ba1\u7406\u7684\u7528\u6236\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u670d\u52d9\u53ef\u4ee5\u63d0\u4f9b\u7a69\u5b9a\u7684\u652f\u6301\uff0c\u5e6b\u52a9\u60a8\u66f4\u597d\u5730\u7ba1\u7406 PostgreSQL \u6578\u64da\u5eab\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u89e3\u51b3PostgreSQL 42P06\u9519\u8bef\uff1a\u91cd\u8907\u7684\u6a21\u5f0f\u95ee\u9898\uff0c\u63d0\u4f9b\u6545\u969c\u4fee\u590d\u548c\u8fdc\u7a0b\u5904\u7406\u65b9\u6848\uff0c\u786e\u4fdd\u6570\u636e\u5e93\u6b63\u5e38\u8fd0\u884c\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-96842","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/96842","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=96842"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/96842\/revisions"}],"predecessor-version":[{"id":96843,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/96842\/revisions\/96843"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=96842"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=96842"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=96842"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}