                    Entity-Relation Diagram
                    =======================




+----------------------+
| perfdata_host_raw    |
+----------------------+
   \|/            |
    |             |
 [records]     [latest]
    |             |
    |             |
+----------------------+               +-------------------------+
| perfdata_host        |--[bin data]--<| perfdata_host_metric    |
+----------------------+               +-------------------------+
         |                                 |                |
         |                                 |                |
         |                              [records]        [latest]
         |                                 |                |
         |                                 |                |
      [serves]                            /|\               |
         |                             +-------------------------+
         |                             | perfdata_host_bin       |
         |                             +-------------------------+
         |
         |
         |
         |
         |
        /|\
+----------------------+               +-------------------------+
| perfdata_service     |--[bin data]--<| perfdata_service_metric |
+----------------------+               +-------------------------+
    |             |                        |                |
    |             |                        |                |
 [records]     [latest]                 [records]        [latest]
    |             |                        |                |
   /|\            |                       /|\               |
+----------------------+               +-------------------------+
| perfdata_service_raw |               | perfdata_service_bin    |
+----------------------+               +-------------------------+



