{"id":21373,"date":"2024-01-02T08:18:22","date_gmt":"2024-01-02T08:18:22","guid":{"rendered":"https:\/\/server.hk\/blog\/21373\/"},"modified":"2024-11-14T10:35:42","modified_gmt":"2024-11-14T02:35:42","slug":"how-to-fix-postgresql-error-code-2f004-reading_sql_data_not_permitted","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/21373\/","title":{"rendered":"\u5982\u4f55\u89e3\u6c7a PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a2F004 – reading_sql_data_not_permitted"},"content":{"rendered":"

\u5982\u4f55\u89e3\u6c7a PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a2F004 – reading_sql_data_not_permitted<\/h1>\n

PostgreSQL \u662f\u4e00\u6b3e\u529f\u80fd\u5f37\u5927\u7684\u958b\u6e90\u95dc\u806f\u5f0f\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u4f01\u696d\u548c\u958b\u767c\u8005\u4e4b\u4e2d\u3002\u7136\u800c\uff0c\u8207\u5176\u4ed6\u8edf\u9ad4\u4e00\u6a23\uff0c\u5b83\u4e5f\u53ef\u80fd\u9047\u5230\u53ef\u80fd\u5f71\u97ff\u5176\u6b63\u5e38\u904b\u884c\u7684\u932f\u8aa4\u3002\u5176\u4e2d\u4e00\u500b\u932f\u8aa4\u5c31\u662f PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a2F004 – reading_sql_data_not_permitted\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u6b64\u932f\u8aa4\u7684\u6210\u56e0\u4e26\u63d0\u4f9b\u9010\u6b65\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n

\u7406\u89e3 PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a2F004<\/h2>\n

\u7576\u7528\u6236\u5617\u8a66\u5728\u6c92\u6709\u5fc5\u8981\u6b0a\u9650\u7684\u60c5\u6cc1\u4e0b\u8b80\u53d6\u8868\u4e2d\u7684\u6578\u64da\u6642\uff0c\u5c31\u6703\u767c\u751f PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a2F004 – reading_sql_data_not_permitted\u3002\u6b64\u932f\u8aa4\u901a\u5e38\u662f\u7531\u65bc\u914d\u7f6e\u4e0d\u6b63\u78ba\u7684\u5b58\u53d6\u63a7\u5236\u8a2d\u7f6e\u6216\u672a\u7d66\u4e88\u7528\u6236\u8db3\u5920\u6b0a\u9650\u6240\u5c0e\u81f4\u3002<\/p>\n

\u5f15\u81f4 PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a2F004 \u7684\u539f\u56e0<\/h2>\n

1. \u6b0a\u9650\u4e0d\u8db3\uff1a\u8a66\u5716\u5f9e\u8868\u4e2d\u8b80\u53d6\u6578\u64da\u7684\u7528\u6236\u53ef\u80fd\u7f3a\u4e4f\u5176\u6240\u9700\u7684\u6b0a\u9650\u3002<\/p>\n

2. \u5b58\u53d6\u63a7\u5236\u914d\u7f6e\u932f\u8aa4\uff1a\u8868\u7684\u5b58\u53d6\u63a7\u5236\u8a2d\u7f6e\u53ef\u80fd\u672a\u6b63\u78ba\u914d\u7f6e\uff0c\u4f7f\u7528\u6236\u7121\u6cd5\u8b80\u53d6\u6578\u64da\u3002<\/p>\n

3. SQL \u67e5\u8a62\u4e0d\u6b63\u78ba\uff1a\u7528\u65bc\u64f7\u53d6\u6578\u64da\u7684 SQL \u67e5\u8a62\u53ef\u80fd\u5b58\u5728\u932f\u8aa4\u6216\u7f3a\u4e4f\u6240\u9700\u7684\u6b0a\u9650\u3002<\/p>\n

\u4fee\u5fa9 PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a2F004 \u7684\u89e3\u6c7a\u65b9\u6848<\/h2>\n

1. \u6388\u4e88\u9069\u7576\u7684\u6b0a\u9650\uff1a\u78ba\u4fdd\u8a66\u5716\u8b80\u53d6\u6578\u64da\u7684\u7528\u6236\u5177\u5099\u5fc5\u8981\u7684\u6b0a\u9650\u3002\u4f7f\u7528 GRANT \u547d\u4ee4\u70ba\u7528\u6236\u6307\u6d3e\u6240\u9700\u7684\u6b0a\u9650\u3002\u4f8b\u5982\uff1a<\/p>\n

“`
\n GRANT SELECT ON table_name TO user_name;
\n “`<\/p>\n

2. \u6aa2\u67e5\u5b58\u53d6\u63a7\u5236\u8a2d\u7f6e\uff1a\u78ba\u8a8d\u8868\u7684\u5b58\u53d6\u63a7\u5236\u8a2d\u7f6e\u662f\u5426\u6b63\u78ba\u914d\u7f6e\u3002\u5982\u6709\u9700\u8981\uff0c\u4f7f\u7528 ALTER TABLE \u547d\u4ee4\u4fee\u6539\u8a2d\u7f6e\u3002\u4f8b\u5982\uff1a<\/p>\n

“`
\n ALTER TABLE table_name ENABLE ROW LEVEL SECURITY;
\n “`<\/p>\n

3. \u5be9\u67e5 SQL \u67e5\u8a62\uff1a\u4ed4\u7d30\u6aa2\u67e5\u7528\u65bc\u64f7\u53d6\u6578\u64da\u7684 SQL \u67e5\u8a62\u3002\u78ba\u4fdd\u5176\u6b63\u78ba\u7de8\u5beb\u4e26\u5305\u542b\u5fc5\u8981\u7684\u6b0a\u9650\u3002\u4f8b\u5982\uff1a<\/p>\n

“`
\n SELECT * FROM table_name;
\n “`<\/p>\n

4. \u9a57\u8b49\u6578\u64da\u5eab\u9023\u63a5\uff1a\u78ba\u4fdd\u7528\u6236\u5df2\u9023\u63a5\u5230\u6b63\u78ba\u7684\u6578\u64da\u5eab\u3002\u4f7f\u7528 c \u547d\u4ee4\u9023\u63a5\u5230\u9069\u7576\u7684\u6578\u64da\u5eab\u3002\u4f8b\u5982\uff1a<\/p>\n

“`
\n c database_name;
\n “`<\/p>\n

5. \u91cd\u65b0\u555f\u52d5 PostgreSQL \u670d\u52d9\uff1a\u5982\u679c\u4e0a\u8ff0\u6b65\u9a5f\u7121\u6cd5\u89e3\u6c7a\u554f\u984c\uff0c\u5617\u8a66\u91cd\u65b0\u555f\u52d5 PostgreSQL \u670d\u52d9\u3002\u9019\u6709\u52a9\u65bc\u5237\u65b0\u7cfb\u7d71\u4e26\u89e3\u6c7a\u4efb\u4f55\u66ab\u6642\u6027\u6545\u969c\u3002<\/p>\n

\u6458\u8981<\/h2>\n

PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a2F004 – reading_sql_data_not_permitted \u53ef\u80fd\u6703\u4ee4\u4eba\u6cae\u55aa\uff0c\u4f46\u901a\u904e\u6b63\u78ba\u7684\u65b9\u6cd5\uff0c\u53ef\u4ee5\u6709\u6548\u89e3\u6c7a\u3002\u901a\u904e\u6388\u4e88\u9069\u7576\u7684\u6b0a\u9650\u3001\u6aa2\u67e5\u5b58\u53d6\u63a7\u5236\u8a2d\u7f6e\u3001\u5be9\u67e5 SQL \u67e5\u8a62\u3001\u9a57\u8b49\u6578\u64da\u5eab\u9023\u63a5\uff0c\u4ee5\u53ca\u6709\u5fc5\u8981\u6642\u91cd\u65b0\u555f\u52d5 PostgreSQL \u670d\u52d9\uff0c\u7528\u6236\u53ef\u4ee5\u514b\u670d\u6b64\u932f\u8aa4\u4e26\u91cd\u65b0\u7372\u53d6\u5c0d\u5176\u6578\u64da\u7684\u8a2a\u554f\u6b0a\u9650\u3002<\/p>\n

\u5982\u679c\u60a8\u9047\u5230 PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a2F004 \u6216\u5176\u4ed6\u8207\u6578\u64da\u5eab\u76f8\u95dc\u7684\u554f\u984c\uff0cServer.HK \u63d0\u4f9b\u53ef\u9760\u548c\u9ad8\u6548\u80fd\u7684 VPS \u8a17\u7ba1\u89e3\u6c7a\u65b9\u6848\u3002\u6211\u5011\u7684\u9999\u6e2f VPS<\/a>\u8a17\u7ba1\u670d\u52d9\u70ba\u9806\u5229\u904b\u884c PostgreSQL \u548c\u5176\u4ed6\u61c9\u7528\u7a0b\u5e8f\u63d0\u4f9b\u4e86\u7406\u60f3\u7684\u74b0\u5883\u3002\u8acb\u5373\u8207\u6211\u5011\u806f\u7d61\uff0c\u4ee5\u4e86\u89e3\u66f4\u591a\u5982\u4f55\u70ba\u60a8\u63d0\u4f9b\u5354\u52a9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

\u5982\u4f55\u89e3\u6c7a PostgreSQL ...<\/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-21373","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/21373","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=21373"}],"version-history":[{"count":2,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/21373\/revisions"}],"predecessor-version":[{"id":24154,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/21373\/revisions\/24154"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=21373"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=21373"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=21373"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}