DROP SERVER — remove a foreign server descriptor
DROP SERVER [ IF EXISTS ] name
[, ...] [ CASCADE | RESTRICT ]
DROP SERVER
removes an existing foreign server
descriptor. To execute this command, the current user must be the
owner of the server.
IF EXISTS
Do not throw an error if the server does not exist. A notice is issued in this case.
name
The name of an existing server.
CASCADE
Automatically drop objects that depend on the server (such as user mappings), and in turn all objects that depend on those objects (see Section 5.14).
RESTRICT
Refuse to drop the server if any objects depend on it. This is the default.
Drop a server foo
if it exists:
DROP SERVER IF EXISTS foo;
DROP SERVER
conforms to ISO/IEC 9075-9
(SQL/MED). The IF EXISTS
clause is
a PostgreSQL extension.