GS_DB_LINKS

GS_DB_LINKS displays information about database links. You can view information about database links of your own and at the PUBLIC level.

**Table 1** GS_DB_LINKS columns
Name	Type	Description
dblinkid	oid	OID of the current database link.
dlname	name	Name of the current database link.
dlowner	oid	ID of the owner of the current database link. If the owner is public, the value is 0.
dlownername	name	Name of the owner of the current database link.
options	text[ ]	Connection information of the current database link. The value is a character string in the "keyword=value" format.
useroptions	text	User information used by the remote end of the current database link.
heterogeneous	text	Not supported. Its value is NULL.
protocol	text	Not supported. Its value is NULL.
opencursors	text	Not supported. Its value is NULL.
intransaction	Boolean	Determines whether the current database link exists in a transaction.
updatasent	Boolean	Determines whether the current database link uses statements for updating data.