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PG_USER_MAPPINGS
链接复制成功！
更新时间：
2019/06/24 GMT+08:00
PG_USER_MAPPINGS视图提供访问关于用户映射的信息的接口。
这个视图只是一个PG_USER_MAPPING的可读部分的视图化表现，如果用户无权使用它则查询此表时，有些选项字段会显示为空。
名字 |
类型 |
引用 |
描述 |
|---|---|---|---|
umid |
oid |
PG_USER_MAPPING.oid |
用户映射的OID。 |
srvid |
oid |
包含这个映射的外部服务器的OID。 |
|
srvname |
name |
PG_FOREIGN_SERVER.srvname |
外部服务器的名字。 |
umuser |
oid |
PG_AUTHID.oid |
被映射的本地角色的OID，如果用户映射是公共的则为0。 |
usename |
name |
- |
被映射的本地用户的名字。 |
umoptions |
text[ ] |
- |
如果当前用户是外部服务器的所有者，则为用户映射指定选项， 使用“keyword=value”字符串，否则为null。 |
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