{"id":15427,"date":"2024-11-17T21:04:52","date_gmt":"2024-11-17T13:04:52","guid":{"rendered":"https:\/\/fwq.ai\/blog\/?p=15427"},"modified":"2024-11-17T21:04:52","modified_gmt":"2024-11-17T13:04:52","slug":"postgresql%e4%b8%ad%e7%9a%84%e7%b3%bb%e7%bb%9f%e7%8e%af%e5%a2%83%e5%8f%98%e9%87%8f","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/15427\/","title":{"rendered":"PostgreSQL\u4e2d\u7684\u7cfb\u7edf\u73af\u5883\u53d8\u91cf"},"content":{"rendered":"

\u5728\u5b66\u4e60PostgreSQL\u7684\u8fc7\u7a0b\u4e2d\uff0c\u53d1\u73b0PgSQL\u4e2d\u53ef\u4ee5\u8bbe\u7f6e\u4e00\u4e9b\u7cfb\u7edf\u73af\u5883\u53d8\u91cf\uff0c\u4ee5\u53ca\u540c\u540d\u7684\u6570\u636e\u5e93\u3001\u540c\u540d\u7684\u6570\u636e\u5e93\u7528\u6237\uff0c\u5bf9\u4e8e\u65b0\u624b\u6765\u8bf4\u53ef\u80fd\u56de\u4ea7\u751f\u4e00\u4e9b\u56f0\u6270\u3002<\/p>\n

\u4e00\u3001\u7cfb\u7edf\u7528\u6237\u3001\u89d2\u8272\u3001\u6570\u636e\u5e93<\/h1>\n

\u7cfb\u7edf\u7528\u6237\uff1a<\/strong>\u6307\u64cd\u4f5c\u7cfb\u7edf\u7528\u6237\uff0c\u5728cat \/etc\/passwd\u4e2d\u53ef\u4ee5\u67e5\u770b\u7684\u7528\u6237\u3002\u6bd4\u65b9\u8bf4\u8d85\u7ea7\u7528\u6237 root \u3001\u6267\u884cPgSQL\u7684\u7528\u6237postgre\u3001\u6267\u884cmysql\u7684\u7528\u6237mysql\u7b49\u3002<\/p>\n

\u89d2\u8272\uff1a<\/strong>\u6570\u636e\u5e93\u4e2d\u7684\u7528\u6237\uff0c\u5728psql\u7684 shell \u4e2d\u53ef\u4ee5\u901a\u8fc7 select rolname from pg_roles; \u67e5\u770b\u5230\u7684\u7528\u6237\u3002<\/p>\n

\u6570\u636e\u5e93\uff1a<\/strong>\u6570\u636e\u5e93\u540d\uff0c\u53ef\u4ee5\u901a\u8fc7psql -l \u67e5\u770b\u3002<\/p>\n

 <\/p>\n

\u4e8c\u3001\u53ef\u8bbe\u7f6e\u7684\u7cfb\u7edf\u73af\u5883\u53d8\u91cf<\/h1>\n

PGDATABASE\uff1a\u9ed8\u8ba4\u7684\u6570\u636e\u5e93
\nPGHOST\uff1a\u9ed8\u8ba4host
\nPGPORT\uff1a\u9ed8\u8ba4port
\nPGUSER\uff1a\u9ed8\u8ba4user
\nPGDATA\uff1a\u9ed8\u8ba4\u7684data\u76ee\u5f55<\/p>\n

\u4e09\u3001\u5b9e\u9645\u4e2d\u7684\u5e94\u7528<\/h1>\n
# initdb\r\n# createdb \/ dropdb\r\n# psql\r\n\u6d89\u53ca\u5230\u7cfb\u7edf\u73af\u5883\u53d8\u91cf\u7684\uff0c\u5219\u4f18\u5148\u7ea7\u6700\u9ad8\uff0c\u5176\u6b21\u540c\u540d\u7684\u6570\u636e\u5e93\u548c\u7528\u6237\uff0c\u518d\u6b21\u662f\u4f7f\u7528-D -U\u6307\u5b9a.<\/pre>\n","protected":false},"excerpt":{"rendered":"
\u5728\u5b66\u4e60PostgreSQL\u7684\u8fc7\u7a0b\u4e2d\uff0c\u53d1\u73b0PgSQL\u4e2d\u53ef\u4ee5\u8bbe\u7f6e\u4e00\u4e9b\u7cfb\u7edf\u73af\u5883\u53d8\u91cf\uff0c\u4ee5\u53ca\u540c\u540d\u7684\u6570\u636e\u5e93\u3001\u540c\u540d\u7684\u6570\u636e\u5e93\u7528\u6237\uff0c\u5bf9\u4e8e\u65b0\u624b\u6765\u8bf4\u53ef\u80fd\u56de\u4ea7\u751f\u4e00\u4e9b\u56f0\u6270\u3002 \u4e00\u3001\u7cfb\u7edf\u7528\u6237\u3001\u89d2\u8272\u3001\u6570\u636e\u5e93 \u7cfb\u7edf\u7528\u6237\uff1a\u6307\u64cd\u4f5c\u7cfb\u7edf\u7528\u6237\uff0c\u5728cat \/etc\/passwd\u4e2d\u53ef\u4ee5\u67e5\u770b\u7684\u7528\u6237\u3002\u6bd4\u65b9\u8bf4\u8d85\u7ea7\u7528\u6237 root \u3001\u6267\u884cPgSQL\u7684\u7528\u6237postgre\u3001\u6267\u884cmysql\u7684\u7528\u6237mysql\u7b49\u3002 \u89d2\u8272\uff1a\u6570\u636e\u5e93\u4e2d\u7684\u7528\u6237\uff0c\u5728psql\u7684 shell \u4e2d\u53ef\u4ee5\u901a\u8fc7 select rolname from pg_roles; \u67e5\u770b\u5230\u7684\u7528\u6237\u3002 \u6570\u636e\u5e93\uff1a\u6570\u636e\u5e93\u540d\uff0c\u53ef\u4ee5\u901a\u8fc7psql -l \u67e5\u770b\u3002   \u4e8c\u3001\u53ef\u8bbe\u7f6e\u7684\u7cfb\u7edf\u73af\u5883\u53d8\u91cf PGDATABASE\uff1a\u9ed8\u8ba4\u7684\u6570\u636e\u5e93 PGHOST\uff1a\u9ed8\u8ba4host PGPORT\uff1a\u9ed8\u8ba4port PGUSER\uff1a\u9ed8\u8ba4user PGDATA\uff1a\u9ed8\u8ba4\u7684data\u76ee\u5f55 \u4e09\u3001\u5b9e\u9645\u4e2d\u7684\u5e94\u7528 # initdb # createdb \/ dropdb # psql \u6d89\u53ca\u5230\u7cfb\u7edf\u73af\u5883\u53d8\u91cf\u7684\uff0c\u5219\u4f18\u5148\u7ea7\u6700\u9ad8\uff0c\u5176\u6b21\u540c\u540d\u7684\u6570\u636e\u5e93\u548c\u7528\u6237\uff0c\u518d\u6b21\u662f\u4f7f\u7528-D -U\u6307\u5b9a.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"class_list":["post-15427","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/15427","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=15427"}],"version-history":[{"count":1,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/15427\/revisions"}],"predecessor-version":[{"id":15428,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/15427\/revisions\/15428"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=15427"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=15427"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=15427"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}