DROP USER
DROP USER — remove a database role
Synopsis
DROP USER [ IF EXISTS ] name [, ...]
Description
DROP USER is simply an alternate spelling of DROP ROLE.
Compatibility
The DROP USER statement is a PostgreSQL extension. The SQL standard leaves the definition of users to the implementation.
See Also
DROP ROLE
© 1996–2019 The PostgreSQL Global Development Group
Licensed under the PostgreSQL License.
https://www.postgresql.org/docs/10/sql-dropuser.html