---------------------
| rbk Broker |
|===================|
| brk_s: broker |
---------------------
| brk_s
|
|
| ----------------------------------
| brk_s | vrcx_brk Broker Short Name |
+-----------------|================================|
| | brk_s: broker |
| ----------------------------------
|
|
| ---------------------
| brk_s | rls Lease |
+---------------->|===================|
| | lse_s: lease |
| | brk_s: broker |
| ---------------------
|
|
| -----------------------------------------
| client_id_s | vrtp_rcr Recurring Charge Payable |
+---------------->|=======================================|
| | por_s: portfolio |
| | client_id_s: broker |
| -----------------------------------------
|
|
| ------------------------------------------
| client_id_s | vrtr_rcr Recurring Charge Released |
+---------------->|========================================|
| por_s: portfolio |
| client_id_s: broker |
------------------------------------------
When joining to the vrtp_rcr or vrtr_rcr, the portfolio (vrtp_rcr.por_s or vrtr_rcr.por_s) must be specified
in the join to prevent a search of the entire table.