DROP USER MAPPING

Removes a user mapping for a foreign server.

Synopsis

DROP USER MAPPING [ IF EXISTS ] { <username> | USER | CURRENT_USER | PUBLIC } 
    SERVER <servername>

Description

DROP USER MAPPING removes an existing user mapping from a foreign server. To run this command, the current user must be the owner of the server containing the mapping.

Parameters

IF EXISTS : Do not throw an error if the user mapping does not exist. LightDB-A Database issues a notice 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 the user mapping named bob, server foo if it exists:

DROP USER MAPPING IF EXISTS FOR bob SERVER foo;

Compatibility