Historical version. PostgreSQL 10 has reached end of support. 2022-11-10. See the current manual.
dblink_get_connections
dblink_get_connections — returns the names of all open named dblink connections
Synopsis
dblink_get_connections() returns text[]
Description
dblink_get_connections returns an array of the names
of all open named dblink connections.
Return Value
Returns a text array of connection names, or NULL if none.
Examples
SELECT dblink_get_connections();
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