# pg_roles 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 1. `pg_catalog.pg_roles` | 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 may create more roles | | `rolcreatedb` | `bool` | | Role may create databases | | `rolcanlogin` | `bool` | | Role may log in. That is, this role can be given as the initial session authorization identifier | | `rolreplication` | `bool` | | User can initiate streaming replication and put the system in and out of backup mode | | `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 | | `rolbypassrls` | `bool` | | User bypasses every row-level security policy | | `rolconfig` | `text[]` | | Session defaults for run-time configuration variables | | `rolresqueue` | `oid` | | resqueue oid of the user | | `oid` | `oid` | `pg_authid.oid` | ID of role | | `rolcreaterextgpfd ` | `bool` | | Privilege to create read external tables with the `gpfdist` or `gpfdists` protocol | | `rolcreaterexthttp ` | `bool` | | Privilege to create read external tables with the `http` protocol | | `rolcreatewextgpfd ` | `bool` | | Privilege to create write external tables with the `gpfdist` or `gpfdists` protocol | | `rolresgroup ` | `oid` | | Object ID of the associated resource group ID in pg_resgroup |