dblink_disconnect - closes a persistent connection to a remote database

connname The name of a named connection to be closed.

dblink_disconnect() closes a connection previously opened by dblink_connect(). The form with no arguments closes an unnamed connection.

SELECT dblink_disconnect(); dblink_disconnect ------------------- OK (1 row) SELECT dblink_disconnect('myconn'); dblink_disconnect ------------------- OK (1 row) PostgreSQL 17.5 2025 DBLINK_DISCONNECT(3)

dblink_disconnect - closes a persistent connection to a remote database

Returns status, which is always OK (since any error causes the function to throw an error instead of returning).

dblink_disconnect() returns text dblink_disconnect(text connname) returns text