pg_user #The view pg_user provides access to information about database users. This is simply a publicly readable view of pg_shadow that blanks out the password field.
Table 53.35. pg_user Columns
| Column Type Description | 
|---|
| 
 User name | 
| 
 ID of this user | 
| 
 User can create databases | 
| 
 User is a superuser | 
| 
 User can initiate streaming replication and put the system in and out of backup mode. | 
| 
 User bypasses every row-level security policy, see Section 5.9 for more information. | 
| 
 Not the password (always reads as  | 
| 
 Password expiry time (only used for password authentication) | 
| 
 Session defaults for run-time configuration variables | 
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