| PostgreSQL 8.3.4 Documentation | ||||
|---|---|---|---|---|
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The view pg_roles provides access to information about database roles. This is simply a publicly readable view of pg_authid that blanks out the password field.
This view explicitly exposes the OID column of the underlying table, since that is needed to do joins to other catalogs.
Table 44-49. pg_roles Columns
| Name | Type | References | Description |
|---|---|---|---|
| rolname | name | Role name | |
| rolsuper | bool | Role has superuser privileges | |
| rolinherit | bool | Role automatically inherits privileges of roles it is a member of | |
| rolcreaterole | bool | Role can create more roles | |
| rolcreatedb | bool | Role can create databases | |
| rolcatupdate | bool | Role can update system catalogs directly. (Even a superuser cannot do this unless this column is true.) | |
| rolcanlogin | bool | Role can log in. That is, this role can be given as the initial session authorization identifier | |
| rolconnlimit | int4 | For roles that can log in, this sets maximum number of concurrent connections this role can make. -1 means no limit | |
| rolpassword | text | Not the password (always reads as ********) | |
| rolvaliduntil | timestamptz | Password expiry time (only used for password authentication); NULL if no expiration | |
| rolconfig | text[] | Session defaults for run-time configuration variables | |
| oid | oid | pg_authid.oid | ID of role |
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