DROP USER MAPPING
DROP USER MAPPING
Name
DROP USER MAPPING -- remove a user mapping for a foreign server
Synopsis
DROP USER MAPPING [ IF EXISTS ] FOR { username | USER | CURRENT_USER | PUBLIC } SERVER servernameDescription
DROP USER MAPPING removes an existing user
mapping from foreign server.
The owner of a foreign server can drop user mappings for that server
for any user. Also, a user can drop a user mapping for his own
user name if USAGE privilege on the server has been
granted to the user.
Parameters
- IF EXISTS
Do not throw an error if the user mapping does not exist. A
notice is issued in this case.
- username
User name of the mapping. CURRENT_USER
and USER match the name of the current
user. PUBLIC is used to match all present and
future user names in the system.
- servername
Server name of the user mapping.
Examples
Drop a user mapping bob, server foo if it exists:
DROP USER MAPPING IF EXISTS FOR bob SERVER foo;
Compatibility
DROP USER MAPPING conforms to ISO/IEC 9075-9
(SQL/MED). The IF EXISTS clause is
a PostgreSQL extension.
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