{"id":1633,"date":"2024-05-08T17:13:07","date_gmt":"2024-05-08T09:13:07","guid":{"rendered":"http:\/\/oneai.eu.org\/?p=1633"},"modified":"2024-05-08T17:13:07","modified_gmt":"2024-05-08T09:13:07","slug":"%e8%a7%92%e8%89%b2%e4%b8%8e%e6%9d%83%e9%99%90","status":"publish","type":"post","link":"https:\/\/oneai.eu.org\/?p=1633","title":{"rendered":"\u89d2\u8272\u4e0e\u6743\u9650"},"content":{"rendered":"

PostgreSQL\u662f\u901a\u8fc7\u89d2\u8272\u6765\u7ba1\u7406\u6570\u636e\u5e93\u8bbf\u95ee\u6743\u9650\u7684\uff0c\u6211\u4eec\u53ef\u4ee5\u5c06\u4e00\u4e2a\u89d2\u8272\u770b\u6210\u662f\u4e00\u4e2a\u6570\u636e\u5e93\u7528\u6237\uff0c\u6216\u8005\u4e00\u7ec4\u6570\u636e\u5e93\u7528\u6237\u3002\u89d2\u8272\u53ef\u4ee5\u62e5\u6709\u6570\u636e\u5e93\u5bf9\u8c61\uff0c\u5982\u8868\u3001\u7d22\u5f15\uff0c\u4e5f\u53ef\u4ee5\u628a\u8fd9\u4e9b\u5bf9\u8c61\u4e0a\u7684\u6743\u9650\u8d4b\u4e88\u5176\u5b83\u89d2\u8272\uff0c\u4ee5\u63a7\u5236\u54ea\u4e9b\u7528\u6237\u5bf9\u54ea\u4e9b\u5bf9\u8c61\u62e5\u6709\u54ea\u4e9b\u6743\u9650\u3002<\/p>\n

\u4e00\u3001\u6570\u636e\u5e93\u89d2\u8272\uff1a<\/p>\n

1. \u521b\u5efa\u89d2\u8272\uff1a\nCREATE ROLE role_name;\n\n2. \u5220\u9664\u89d2\u8272\uff1a\nDROP ROLE role_name;\n\n3. \u67e5\u8be2\u89d2\u8272\uff1a\n\u68c0\u67e5\u7cfb\u7edf\u8868pg_role\uff0c\u5982\uff1a\nSELECT usename FROM pg_role;\n\u4e5f\u53ef\u4ee5\u5728psql\u4e2d\u6267\u884c\\du\u547d\u4ee4\u5217\u51fa\u6240\u6709\u89d2\u8272\u3002<\/code><\/pre>\n
\u4e8c\u3001\u89d2\u8272\u5c5e\u6027\uff1a<\/p>\n
\u4e00\u4e2a\u6570\u636e\u5e93\u89d2\u8272\u53ef\u4ee5\u6709\u4e00\u7cfb\u5217\u5c5e\u6027\uff0c\u8fd9\u4e9b\u5c5e\u6027\u5b9a\u4e49\u4ed6\u7684\u6743\u9650\uff0c\u4ee5\u53ca\u4e0e\u5ba2\u6237\u8ba4\u8bc1\u7cfb\u7edf\u7684\u4ea4\u4e92\u3002\n1. \u767b\u5f55\u6743\u9650\uff1a\n\u53ea\u6709\u5177\u6709LOGIN\u5c5e\u6027\u7684\u89d2\u8272\u624d\u53ef\u4ee5\u7528\u4e8e\u6570\u636e\u5e93\u8fde\u63a5\uff0c\u56e0\u6b64\u6211\u4eec\u53ef\u4ee5\u5c06\u5177\u6709\u8be5\u5c5e\u6027\u7684\u89d2\u8272\u89c6\u4e3a\u767b\u5f55\u7528\u6237\uff0c\u521b\u5efa\u65b9\u6cd5\u6709\u5982\u4e0b\u4e24\u79cd\uff1a\nCREATE ROLE name LOGIN PASSWORD '123456\u2018;\nCREATE USER name PASSWORD '123456';\n\n2. \u8d85\u7ea7\u7528\u6237\uff1a\n\u6570\u636e\u5e93\u7684\u8d85\u7ea7\u7528\u6237\u62e5\u6709\u8be5\u6570\u636e\u5e93\u7684\u6240\u6709\u6743\u9650\uff0c\u4e3a\u4e86\u5b89\u5168\u8d77\u89c1\uff0c\u6211\u4eec\u6700\u597d\u4f7f\u7528\u975e\u8d85\u7ea7\u7528\u6237\u5b8c\u6210\u6211\u4eec\u7684\u6b63\u5e38\u5de5\u4f5c\u3002\u548c\u521b\u5efa\u666e\u901a\u7528\u6237\u4e0d\u540c\uff0c\u521b\u5efa\u8d85\u7ea7\u7528\u6237\u5fc5\u987b\u662f\u4ee5\u8d85\u7ea7\u7528\u6237\u7684\u8eab\u4efd\u6267\u884c\u4ee5\u4e0b\u547d\u4ee4\uff1a\nCREATE ROLE name SUPERUSER;\n\n3. \u521b\u5efa\u6570\u636e\u5e93\uff1a\n\u89d2\u8272\u8981\u60f3\u521b\u5efa\u6570\u636e\u5e93\uff0c\u5fc5\u987b\u660e\u786e\u8d4b\u4e88\u521b\u5efa\u6570\u636e\u5e93\u7684\u5c5e\u6027\uff0c\u89c1\u5982\u4e0b\u547d\u4ee4\uff1a\nCREATE ROLE name CREATEDB;\n\n4. \u521b\u5efa\u89d2\u8272\uff1a\n\u4e00\u4e2a\u89d2\u8272\u8981\u60f3\u521b\u5efa\u66f4\u591a\u89d2\u8272\uff0c\u5fc5\u987b\u660e\u786e\u7ed9\u4e88\u521b\u5efa\u89d2\u8272\u7684\u5c5e\u6027\uff0c\u89c1\u5982\u4e0b\u547d\u4ee4\uff1a\nCREATE ROLE name CREATEROLE;<\/code><\/pre>\n
\u4e09\u3001\u6743\u9650\uff1a<\/p>\n
\u6570\u636e\u5e93\u5bf9\u8c61\u5728\u88ab\u521b\u5efa\u65f6\u90fd\u4f1a\u88ab\u8d4b\u4e88\u4e00\u4e2a\u6240\u6709\u8005\uff0c\u901a\u5e38\u800c\u8a00\uff0c\u6240\u6709\u8005\u5c31\u662f\u6267\u884c\u5bf9\u8c61\u521b\u5efa\u8bed\u53e5\u7684\u89d2\u8272\u3002\u5bf9\u4e8e\u5927\u591a\u6570\u7c7b\u578b\u7684\u5bf9\u8c61\uff0c\u5176\u521d\u59cb\u72b6\u6001\u662f\u53ea\u6709\u6240\u6709\u8005(\u6216\u8d85\u7ea7\u7528\u6237)\u53ef\u4ee5\u5bf9\u8be5\u5bf9\u8c61\u505a\u4efb\u4f55\u4e8b\u60c5\u3002\u5982\u679c\u8981\u5141\u8bb8\u5176\u5b83\u7528\u6237\u53ef\u4ee5\u4f7f\u7528\u8be5\u5bf9\u8c61\uff0c\u5fc5\u987b\u8d4b\u4e88\u9002\u5f53\u7684\u6743\u9650\u3002PostgreSQL\u4e2d\u9884\u5b9a\u4e49\u4e86\u8bb8\u591a\u4e0d\u540c\u7c7b\u578b\u7684\u5185\u7f6e\u6743\u9650\uff0c\u5982\uff1aSELECT\u3001INSERT\u3001UPDATE\u3001DELETE\u3001RULE\u3001REFERENCES\u3001TRIGGER\u3001CREATE\u3001TEMPORARY\u3001EXECUTE\u548cUSAGE\u3002\n\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528GRANT\u547d\u4ee4\u6765\u8d4b\u4e88\u6743\u9650\uff0c\u5982\uff1a\nGRANT UPDATE ON accounts TO joe;\n\u5bf9\u4e8e\u4e0a\u9762\u7684\u547d\u4ee4\uff0c\u5176\u542b\u4e49\u4e3a\u5c06accounts\u8868\u7684update\u6743\u9650\u8d4b\u4e88joe\u89d2\u8272\u3002\u6b64\u5916\uff0c\u6211\u4eec\u4e5f\u53ef\u4ee5\u7528\u7279\u6b8a\u7684\u540d\u5b57PUBLIC\u628a\u5bf9\u8c61\u7684\u6743\u9650\u8d4b\u4e88\u7cfb\u7edf\u4e2d\u7684\u6240\u6709\u89d2\u8272\u3002\u5728\u6743\u9650\u58f0\u660e\u7684\u4f4d\u7f6e\u4e0a\u5199ALL\uff0c\u8868\u793a\u628a\u9002\u7528\u4e8e\u8be5\u5bf9\u8c61\u7684\u6240\u6709\u6743\u9650\u90fd\u8d4b\u4e88\u76ee\u6807\u89d2\u8272\u3002\n\u8981\u64a4\u9500\u6743\u9650\uff0c\u4f7f\u7528\u5408\u9002\u7684REVOKE\u547d\u4ee4\uff1a\nREVOKE ALL ON accounts FROM PUBLIC;\n\u5176\u542b\u4e49\u4e3a\uff1a\u5bf9\u6240\u6709\u89d2\u8272(PUBLIC)\u64a4\u9500\u5728accounts\u5bf9\u8c61\u4e0a\u7684\u6240\u6709\u6743\u9650(ALL)\u3002<\/code><\/pre>\n
\u56db\u3001\u89d2\u8272\u6210\u5458\uff1a<\/p>\n
\u5728\u7cfb\u7edf\u7684\u7528\u6237\u7ba1\u7406\u4e2d\uff0c\u901a\u5e38\u4f1a\u628a\u591a\u4e2a\u7528\u6237\u8d4b\u4e88\u4e00\u4e2a\u7ec4\uff0c\u8fd9\u6837\u5728\u8bbe\u7f6e\u6743\u9650\u65f6\u53ea\u9700\u7ed9\u8be5\u7ec4\u8bbe\u7f6e\u5373\u53ef\uff0c\u64a4\u9500\u6743\u9650\u65f6\u4e5f\u662f\u4ece\u8be5\u7ec4\u64a4\u6d88\u3002\u5728PostgreSQL\u4e2d\uff0c\u9996\u5148\u9700\u8981\u521b\u5efa\u4e00\u4e2a\u4ee3\u8868\u7ec4\u7684\u89d2\u8272\uff0c\u4e4b\u540e\u518d\u5c06\u8be5\u89d2\u8272\u7684membership\u6743\u9650\u8d4b\u7ed9\u72ec\u7acb\u7684\u7528\u6237\u89d2\u8272\u5373\u53ef\u3002\n1. \u521b\u5efa\u4e00\u4e2a\u7ec4\u89d2\u8272\uff0c\u901a\u5e38\u800c\u8a00\uff0c\u8be5\u89d2\u8272\u4e0d\u5e94\u8be5\u5177\u6709LOGIN\u5c5e\u6027\uff0c\u5982\uff1a\nCREATE ROLE name;    \n2. \u4f7f\u7528GRANT\u548cREVOKE\u547d\u4ee4\u6dfb\u52a0\u548c\u64a4\u6d88\u6743\u9650\uff1a\nGRANT group_role TO role1, ... ;\nREVOKE group_role FROM role1, ... ;<\/code><\/pre>\n
\u3000 \u4e00\u4e2a\u89d2\u8272\u6210\u5458\u53ef\u4ee5\u901a\u8fc7\u4e24\u79cd\u65b9\u6cd5\u4f7f\u7528\u7ec4\u89d2\u8272\u7684\u6743\u9650\uff0c\u5982\uff1a<\/p>\n
    \n
  1. \u6bcf\u4e2a\u7ec4\u6210\u5458\u90fd\u53ef\u4ee5\u7528SET ROLE\u547d\u4ee4\u5c06\u81ea\u5df1\u4e34\u65f6"\u53d8\u6210"\u8be5\u7ec4\u6210\u5458\uff0c\u6b64\u540e\u518d\u521b\u5efa\u7684\u4efb\u4f55\u5bf9\u8c61\u7684\u6240\u6709\u8005\u5c06\u5c5e\u4e8e\u8be5\u7ec4\uff0c\u800c\u4e0d\u662f\u539f\u6709\u7684\u767b\u5f55\u7528\u6237\u3002<\/li>\n
  2. \u62e5\u6709INHERIT\u5c5e\u6027\u7684\u89d2\u8272\u6210\u5458\u81ea\u52a8\u7ee7\u627f\u5b83\u4eec\u6240\u5c5e\u89d2\u8272\u7684\u6743\u9650\u3002
    \n\u89c1\u5982\u4e0b\u793a\u4f8b\uff1a
    \nCREATE ROLE joe LOGIN INHERIT;  --INHERIT\u662f\u7f3a\u7701\u5c5e\u6027\u3002
    \nCREATE ROLE admin NOINHERIT;
    \nCREATE ROLE wheel NOINHERIT;
    \nGRANT admin TO joe;
    \nGRANT wheel TO admin;
    \n\u73b0\u5728\u6211\u4eec\u4ee5\u89d2\u8272joe\u7684\u8eab\u4efd\u4e0e\u6570\u636e\u5e93\u5efa\u7acb\u8fde\u63a5\uff0c\u90a3\u4e48\u8be5\u6570\u636e\u5e93\u4f1a\u8bdd\u5c06\u540c\u65f6\u62e5\u6709\u89d2\u8272joe\u548c\u89d2\u8272admin\u7684\u6743\u9650\uff0c\u8fd9\u662f\u56e0\u4e3ajoe"\u7ee7\u627f(INHERIT)"\u4e86admin\u7684\u6743\u9650\u3002\u7136\u800c\u4e0e\u6b64\u4e0d\u540c\u7684\u662f\uff0c\u8d4b\u4e88wheel\u89d2\u8272\u7684\u6743\u9650\u5728\u8be5\u4f1a\u8bdd\u4e2d\u5c06\u4e0d\u53ef\u7528\uff0c\u56e0\u4e3ajoe\u89d2\u8272\u53ea\u662fwheel\u89d2\u8272\u7684\u4e00\u4e2a\u95f4\u63a5\u6210\u5458\uff0c\u5b83\u662f\u901a\u8fc7admin\u89d2\u8272\u95f4\u63a5\u4f20\u9012\u8fc7\u6765\u7684\uff0c\u800cadmin\u89d2\u8272\u5374\u542b\u6709NOINHERIT\u5c5e\u6027\uff0c\u8fd9\u6837wheel\u89d2\u8272\u7684\u6743\u9650\u5c06\u65e0\u6cd5\u88abjoe\u7ee7\u627f\u3002
    \n\u3000 \u8fd9\u6837wheel\u89d2\u8272\u7684\u6743\u9650\u5c06\u65e0\u6cd5\u88abjoe\u7ee7\u627f\u3002\u6b64\u65f6\uff0c\u6211\u4eec\u53ef\u4ee5\u5728\u8be5\u4f1a\u8bdd\u4e2d\u6267\u884c\u4e0b\u9762\u7684\u547d\u4ee4:
    \nSET ROLE admin;
    \n\u5728\u6267\u884c\u4e4b\u540e\uff0c\u8be5\u4f1a\u8bdd\u5c06\u53ea\u62e5\u6709admin\u89d2\u8272\u7684\u6743\u9650\uff0c\u800c\u4e0d\u518d\u5305\u62ec\u8d4b\u4e88joe\u89d2\u8272\u7684\u6743\u9650\u3002\u540c\u6837\uff0c\u5728\u6267\u884c\u4e0b\u9762\u7684\u547d\u4ee4\u4e4b\u540e\uff0c\u8be5\u4f1a\u8bdd\u53ea\u80fd\u4f7f\u7528\u8d4b\u4e88wheel\u7684\u6743\u9650\u3002
    \nSET ROLE wheel;
    \n\u5728\u6267\u884c\u4e00\u6bb5\u65f6\u95f4\u4e4b\u540e\uff0c\u5982\u679c\u4ecd\u7136\u5e0c\u671b\u5c06\u8be5\u4f1a\u8bdd\u6062\u590d\u4e3a\u539f\u6709\u6743\u9650\uff0c\u53ef\u4ee5\u4f7f\u7528\u4e0b\u5217\u6062\u590d\u65b9\u5f0f\u4e4b\u4e00\uff1a
    \nSET ROLE joe;
    \nSET ROLE NONE;
    \nRESET ROLE;
    \n\u6ce8\u610f: SET ROLE\u547d\u4ee4\u603b\u662f\u5141\u8bb8\u9009\u53d6\u5f53\u524d\u767b\u5f55\u89d2\u8272\u7684\u76f4\u63a5\u6216\u95f4\u63a5\u7ec4\u89d2\u8272\u3002\u56e0\u6b64\uff0c\u5728\u53d8\u4e3awheel\u4e4b\u524d\u6ca1\u5fc5\u8981\u5148\u53d8\u6210admin\u3002
    \n\u89d2\u8272\u5c5e\u6027LOGIN\u3001SUPERUSER\u548cCREATEROLE\u88ab\u89c6\u4e3a\u7279\u6b8a\u6743\u9650\uff0c\u5b83\u4eec\u4e0d\u4f1a\u50cf\u5176\u5b83\u6570\u636e\u5e93\u5bf9\u8c61\u7684\u666e\u901a\u6743\u9650\u90a3\u6837\u88ab\u7ee7\u627f\u3002\u5982\u679c\u9700\u8981\uff0c\u5fc5\u987b\u5728\u8c03\u7528SET ROLE\u65f6\u663e\u793a\u6307\u5b9a\u62e5\u6709\u8be5\u5c5e\u6027\u7684\u89d2\u8272\u3002\u6bd4\u5982\uff0c\u6211\u4eec\u4e5f\u53ef\u4ee5\u7ed9admin\u89d2\u8272\u8d4b\u4e88CREATEDB\u548cCREATEROLE\u6743\u9650\uff0c\u7136\u540e\u518d\u4ee5joe\u7684\u89d2\u8272\u8fde\u63a5\u6570\u636e\u5e93\uff0c\u6b64\u65f6\u8be5\u4f1a\u8bdd\u4e0d\u4f1a\u7acb\u5373\u62e5\u6709\u8fd9\u4e9b\u7279\u6b8a\u6743\u9650\uff0c\u53ea\u6709\u5f53\u6267\u884cSET ROLE admin\u547d\u4ee4\u4e4b\u540e\u5f53\u524d\u4f1a\u8bdd\u624d\u5177\u6709\u8fd9\u4e9b\u6743\u9650\u3002
    \n\u8981\u5220\u9664\u4e00\u4e2a\u7ec4\u89d2\u8272\uff0c\u6267\u884cDROP ROLE group_role\u547d\u4ee4\u5373\u53ef\u3002\u7136\u800c\u5728\u5220\u9664\u8be5\u7ec4\u89d2\u8272\u4e4b\u540e\uff0c\u5b83\u4e0e\u5176\u6210\u5458\u89d2\u8272\u4e4b\u95f4\u7684\u5173\u7cfb\u5c06\u88ab\u7acb\u5373\u64a4\u9500(\u6210\u5458\u89d2\u8272\u672c\u8eab\u4e0d\u4f1a\u53d7\u5f71\u54cd)\u3002\u4e0d\u8fc7\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u5728\u5220\u9664\u4e4b\u524d\uff0c\u4efb\u4f55\u5c5e\u4e8e\u8be5\u7ec4\u89d2\u8272\u7684\u5bf9\u8c61\u90fd\u5fc5\u987b\u5148\u88ab\u5220\u9664\u6216\u8005\u5c06\u5bf9\u8c61\u7684\u6240\u6709\u8005\u8d4b\u4e88\u5176\u5b83\u89d2\u8272\uff0c\u4e0e\u6b64\u540c\u65f6\uff0c\u4efb\u4f55\u8d4b\u4e88\u8be5\u7ec4\u89d2\u8272\u7684\u6743\u9650\u4e5f\u90fd\u5fc5\u987b\u88ab\u64a4\u6d88\u3002<\/li>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"
    PostgreSQL\u662f\u901a\u8fc7\u89d2\u8272\u6765\u7ba1\u7406\u6570\u636e\u5e93\u8bbf\u95ee\u6743\u9650\u7684\uff0c\u6211\u4eec\u53ef\u4ee5\u5c06\u4e00\u4e2a\u89d2\u8272\u770b\u6210\u662f\u4e00\u4e2a\u6570\u636e\u5e93\u7528\u6237\uff0c\u6216\u8005\u4e00\u7ec4\u6570\u636e\u5e93\u7528\u6237\u3002\u89d2\u8272\u53ef\u4ee5\u62e5\u6709\u6570\u636e\u5e93\u5bf9\u8c61\uff0c\u5982\u8868\u3001\u7d22\u5f15\uff0c\u4e5f\u53ef\u4ee5\u628a\u8fd9\u4e9b\u5bf9\u8c61\u4e0a\u7684\u6743\u9650\u8d4b\u4e88\u5176\u5b83\u89d2\u8272\uff0c\u4ee5\u63a7\u5236\u54ea\u4e9b\u7528\u6237\u5bf9\u54ea\u4e9b\u5bf9\u8c61\u62e5\u6709\u54ea\u4e9b\u6743\u9650\u3002 \u4e00\u3001\u6570\u636e\u5e93\u89d2\u8272\uff1a 1. \u521b\u5efa\u89d2\u8272\uff1a CREATE ROLE role_name; 2. \u5220\u9664\u89d2\u8272\uff1a DROP ROLE role_name; 3. \u67e5\u8be2\u89d2\u8272\uff1a \u68c0\u67e5\u7cfb\u7edf\u8868pg_role\uff0c\u5982\uff1a SELECT usename FROM pg_role; \u4e5f\u53ef\u4ee5\u5728psql\u4e2d\u6267\u884c\\du\u547d\u4ee4\u5217\u51fa\u6240\u6709\u89d2\u8272\u3002 \u4e8c\u3001\u89d2\u8272\u5c5e\u6027\uff1a \u4e00\u4e2a\u6570\u636e\u5e93\u89d2\u8272\u53ef\u4ee5\u6709\u4e00\u7cfb\u5217\u5c5e\u6027\uff0c\u8fd9\u4e9b\u5c5e\u6027\u5b9a\u4e49\u4ed6\u7684\u6743\u9650\uff0c\u4ee5\u53ca\u4e0e\u5ba2\u6237\u8ba4\u8bc1\u7cfb\u7edf\u7684\u4ea4\u4e92\u3002 1. \u767b\u5f55\u6743\u9650\uff1a \u53ea\u6709\u5177\u6709LOGIN\u5c5e\u6027\u7684\u89d2\u8272\u624d\u53ef\u4ee5\u7528\u4e8e\u6570\u636e\u5e93\u8fde\u63a5\uff0c\u56e0\u6b64\u6211\u4eec\u53ef\u4ee5\u5c06\u5177\u6709\u8be5\u5c5e\u6027\u7684\u89d2\u8272\u89c6\u4e3a\u767b\u5f55\u7528\u6237\uff0c\u521b\u5efa\u65b9\u6cd5\u6709\u5982\u4e0b\u4e24\u79cd\uff1a CREATE ROLE name LOGIN PASSWORD ‘123456\u2018; CREATE USER name PASSWORD ‘123456’; 2. \u8d85\u7ea7\u7528\u6237\uff1a \u6570\u636e\u5e93\u7684\u8d85\u7ea7\u7528\u6237\u62e5\u6709\u8be5\u6570\u636e\u5e93\u7684\u6240\u6709\u6743\u9650\uff0c\u4e3a\u4e86\u5b89\u5168\u8d77\u89c1\uff0c\u6211\u4eec\u6700\u597d\u4f7f\u7528\u975e\u8d85\u7ea7\u7528\u6237\u5b8c\u6210\u6211\u4eec\u7684\u6b63\u5e38\u5de5\u4f5c\u3002\u548c\u521b\u5efa\u666e\u901a\u7528\u6237\u4e0d\u540c\uff0c\u521b\u5efa\u8d85\u7ea7\u7528\u6237\u5fc5\u987b\u662f\u4ee5\u8d85\u7ea7\u7528\u6237\u7684\u8eab\u4efd\u6267\u884c\u4ee5\u4e0b\u547d\u4ee4\uff1a CREATE ROLE name SUPERUSER; 3. \u521b\u5efa\u6570\u636e\u5e93\uff1a \u89d2\u8272\u8981\u60f3\u521b\u5efa\u6570\u636e\u5e93\uff0c\u5fc5\u987b\u660e\u786e\u8d4b\u4e88\u521b\u5efa\u6570\u636e\u5e93\u7684\u5c5e\u6027\uff0c\u89c1\u5982\u4e0b\u547d\u4ee4\uff1a CREATE ROLE name CREATEDB; 4. \u521b\u5efa\u89d2\u8272\uff1a \u4e00\u4e2a\u89d2\u8272\u8981\u60f3\u521b\u5efa\u66f4\u591a\u89d2\u8272\uff0c\u5fc5\u987b\u660e\u786e\u7ed9\u4e88\u521b\u5efa\u89d2\u8272\u7684\u5c5e\u6027\uff0c\u89c1\u5982\u4e0b\u547d\u4ee4\uff1a CREATE ROLE name CREATEROLE; \u4e09\u3001\u6743\u9650\uff1a \u6570\u636e\u5e93\u5bf9\u8c61\u5728\u88ab\u521b\u5efa\u65f6\u90fd\u4f1a\u88ab\u8d4b\u4e88\u4e00\u4e2a\u6240\u6709\u8005\uff0c\u901a\u5e38\u800c\u8a00\uff0c\u6240\u6709\u8005\u5c31\u662f\u6267\u884c\u5bf9\u8c61\u521b\u5efa\u8bed\u53e5\u7684\u89d2\u8272\u3002\u5bf9\u4e8e\u5927\u591a\u6570\u7c7b\u578b\u7684\u5bf9\u8c61\uff0c\u5176\u521d\u59cb\u72b6\u6001\u662f\u53ea\u6709\u6240\u6709\u8005(\u6216\u8d85\u7ea7\u7528\u6237)\u53ef\u4ee5\u5bf9\u8be5\u5bf9\u8c61\u505a\u4efb\u4f55\u4e8b\u60c5\u3002\u5982\u679c\u8981\u5141\u8bb8\u5176\u5b83\u7528\u6237\u53ef\u4ee5\u4f7f\u7528\u8be5\u5bf9\u8c61\uff0c\u5fc5\u987b\u8d4b\u4e88\u9002\u5f53\u7684\u6743\u9650\u3002PostgreSQL\u4e2d\u9884\u5b9a\u4e49\u4e86\u8bb8\u591a\u4e0d\u540c\u7c7b\u578b\u7684\u5185\u7f6e\u6743\u9650\uff0c\u5982\uff1aSELECT\u3001INSERT\u3001UPDATE\u3001DELETE\u3001RULE\u3001REFERENCES\u3001TRIGGER\u3001CREATE\u3001TEMPORARY\u3001EXECUTE\u548cUSAGE\u3002 \u6211\u4eec\u53ef\u4ee5\u4f7f\u7528GRANT\u547d\u4ee4\u6765\u8d4b\u4e88\u6743\u9650\uff0c\u5982\uff1a GRANT UPDATE ON accounts TO joe; \u5bf9\u4e8e\u4e0a\u9762\u7684\u547d\u4ee4\uff0c\u5176\u542b\u4e49\u4e3a\u5c06accounts\u8868\u7684update\u6743\u9650\u8d4b\u4e88joe\u89d2\u8272\u3002\u6b64\u5916\uff0c\u6211\u4eec\u4e5f\u53ef\u4ee5\u7528\u7279\u6b8a\u7684\u540d\u5b57PUBLIC\u628a\u5bf9\u8c61\u7684\u6743\u9650\u8d4b\u4e88\u7cfb\u7edf\u4e2d\u7684\u6240\u6709\u89d2\u8272\u3002\u5728\u6743\u9650\u58f0\u660e\u7684\u4f4d\u7f6e\u4e0a\u5199ALL\uff0c\u8868\u793a\u628a\u9002\u7528\u4e8e\u8be5\u5bf9\u8c61\u7684\u6240\u6709\u6743\u9650\u90fd\u8d4b\u4e88\u76ee\u6807\u89d2\u8272\u3002 \u8981\u64a4\u9500\u6743\u9650\uff0c\u4f7f\u7528\u5408\u9002\u7684REVOKE\u547d\u4ee4\uff1a REVOKE ALL ON accounts FROM PUBLIC; \u5176\u542b\u4e49\u4e3a\uff1a\u5bf9\u6240\u6709\u89d2\u8272(PUBLIC)\u64a4\u9500\u5728accounts\u5bf9\u8c61\u4e0a\u7684\u6240\u6709\u6743\u9650(ALL)\u3002 \u56db\u3001\u89d2\u8272\u6210\u5458\uff1a \u5728\u7cfb\u7edf\u7684\u7528\u6237\u7ba1\u7406\u4e2d\uff0c\u901a\u5e38\u4f1a\u628a\u591a\u4e2a\u7528\u6237\u8d4b\u4e88\u4e00\u4e2a\u7ec4\uff0c\u8fd9\u6837\u5728\u8bbe\u7f6e\u6743\u9650\u65f6\u53ea\u9700\u7ed9\u8be5\u7ec4\u8bbe\u7f6e\u5373\u53ef\uff0c\u64a4\u9500\u6743\u9650\u65f6\u4e5f\u662f\u4ece\u8be5\u7ec4\u64a4\u6d88\u3002\u5728PostgreSQL\u4e2d\uff0c\u9996\u5148\u9700\u8981\u521b\u5efa\u4e00\u4e2a\u4ee3\u8868\u7ec4\u7684\u89d2\u8272\uff0c\u4e4b\u540e\u518d\u5c06\u8be5\u89d2\u8272\u7684membership\u6743\u9650\u8d4b\u7ed9\u72ec\u7acb\u7684\u7528\u6237\u89d2\u8272\u5373\u53ef\u3002 1. \u521b\u5efa\u4e00\u4e2a\u7ec4\u89d2\u8272\uff0c\u901a\u5e38\u800c\u8a00\uff0c\u8be5\u89d2\u8272\u4e0d\u5e94\u8be5\u5177\u6709LOGIN\u5c5e\u6027\uff0c\u5982\uff1a CREATE ROLE name; 2. \u4f7f\u7528GRANT\u548cREVOKE\u547d\u4ee4\u6dfb\u52a0\u548c\u64a4\u6d88\u6743\u9650\uff1a GRANT group_role TO role1, … ; REVOKE group_role FROM role1, … ; \u3000 \u4e00\u4e2a\u89d2\u8272\u6210\u5458\u53ef\u4ee5\u901a\u8fc7\u4e24\u79cd\u65b9\u6cd5\u4f7f\u7528\u7ec4\u89d2\u8272\u7684\u6743\u9650\uff0c\u5982\uff1a \u6bcf\u4e2a\u7ec4\u6210\u5458\u90fd\u53ef\u4ee5\u7528SET ROLE\u547d\u4ee4\u5c06\u81ea\u5df1\u4e34\u65f6"\u53d8\u6210"\u8be5\u7ec4\u6210\u5458\uff0c\u6b64\u540e\u518d\u521b\u5efa\u7684\u4efb\u4f55\u5bf9\u8c61\u7684\u6240\u6709\u8005\u5c06\u5c5e\u4e8e\u8be5\u7ec4\uff0c\u800c\u4e0d\u662f\u539f\u6709\u7684\u767b\u5f55\u7528\u6237\u3002 \u62e5\u6709INHERIT\u5c5e\u6027\u7684\u89d2\u8272\u6210\u5458\u81ea\u52a8\u7ee7\u627f\u5b83\u4eec\u6240\u5c5e\u89d2\u8272\u7684\u6743\u9650\u3002 \u89c1\u5982\u4e0b\u793a\u4f8b\uff1a CREATE ROLE joe LOGIN INHERIT; –INHERIT\u662f\u7f3a\u7701\u5c5e\u6027\u3002 CREATE ROLE admin NOINHERIT; CREATE ROLE wheel NOINHERIT; GRANT admin TO joe; GRANT wheel TO admin; \u73b0\u5728\u6211\u4eec\u4ee5\u89d2\u8272joe\u7684\u8eab\u4efd\u4e0e\u6570\u636e\u5e93\u5efa\u7acb\u8fde\u63a5\uff0c\u90a3\u4e48\u8be5\u6570\u636e\u5e93\u4f1a\u8bdd\u5c06\u540c\u65f6\u62e5\u6709\u89d2\u8272joe\u548c\u89d2\u8272admin\u7684\u6743\u9650\uff0c\u8fd9\u662f\u56e0\u4e3ajoe"\u7ee7\u627f(INHERIT)"\u4e86admin\u7684\u6743\u9650\u3002\u7136\u800c\u4e0e\u6b64\u4e0d\u540c\u7684\u662f\uff0c\u8d4b\u4e88wheel\u89d2\u8272\u7684\u6743\u9650\u5728\u8be5\u4f1a\u8bdd\u4e2d\u5c06\u4e0d\u53ef\u7528\uff0c\u56e0\u4e3ajoe\u89d2\u8272\u53ea\u662fwheel\u89d2\u8272\u7684\u4e00\u4e2a\u95f4\u63a5\u6210\u5458\uff0c\u5b83\u662f\u901a\u8fc7admin\u89d2\u8272\u95f4\u63a5\u4f20\u9012\u8fc7\u6765\u7684\uff0c\u800cadmin\u89d2\u8272\u5374\u542b\u6709NOINHERIT\u5c5e\u6027\uff0c\u8fd9\u6837wheel\u89d2\u8272\u7684\u6743\u9650\u5c06\u65e0\u6cd5\u88abjoe\u7ee7\u627f\u3002 \u3000 \u8fd9\u6837wheel…<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_eb_attr":"","footnotes":""},"categories":[89,82],"tags":[],"class_list":["post-1633","post","type-post","status-publish","format-standard","hentry","category-postgres-db","category-82"],"_links":{"self":[{"href":"https:\/\/oneai.eu.org\/index.php?rest_route=\/wp\/v2\/posts\/1633","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/oneai.eu.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/oneai.eu.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/oneai.eu.org\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/oneai.eu.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1633"}],"version-history":[{"count":1,"href":"https:\/\/oneai.eu.org\/index.php?rest_route=\/wp\/v2\/posts\/1633\/revisions"}],"predecessor-version":[{"id":1634,"href":"https:\/\/oneai.eu.org\/index.php?rest_route=\/wp\/v2\/posts\/1633\/revisions\/1634"}],"wp:attachment":[{"href":"https:\/\/oneai.eu.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1633"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/oneai.eu.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1633"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/oneai.eu.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1633"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}