Holds a list of subscriptions on sets
Structure of sl_subscribe
sub_set integer
PRIMARY KEY
REFERENCES sl_set>
ID # (from sl_set) of the set being subscribed to
sub_provider integer
REFERENCES sl_path>
ID# (from sl_node) of the node providing data
sub_receiver integer
PRIMARY KEY
REFERENCES sl_path>
ID# (from sl_node) of the node receiving data from the provider
sub_forward boolean
Does this provider keep data in sl_log_1/sl_log_2 to allow it to be a provider for other nodes?
sub_active boolean
Has this subscription been activated? This is not set until the subscriber has received COPY data from the provider