1.4. Table: sl_listen

## 1.4. Table: `sl_listen`

Indicates how nodes listen to events from other nodes in the Slony-I network.

Structure of `sl_listen`

`li_origin`

  `integer` `PRIMARY KEY` `REFERENCES` sl_node>

  The ID # (from sl_node.no_id) of the node this listener is operating on

`li_provider`

  `integer` `PRIMARY KEY` `REFERENCES` sl_path>

  The ID # (from sl_node.no_id) of the source node for this listening event

`li_receiver`

  `integer` `PRIMARY KEY` `REFERENCES` sl_path>

  The ID # (from sl_node.no_id) of the target node for this listening event