------------------------ -------------------------------
| rls Lease | por_s | vrnm_por Portfolio Name |
|======================|<---------------------------------|=============================|
| por_s: portfolio |<------------------+ | por_s: portfolio |
| com_s: company |<------------+ | | nam_s: portfolio name |
| reg_s: region |<------+ | | -------------------------------
| off_s: office | | | |
------------------------ | | |
| | | -----------------------------
| | | | vrnm_com Company Name |
| | | p/c |===========================|
| | +--------------| por_s: portfolio |
| | | com_s: company |
| | | nam_s: company name |
| | -----------------------------
| |
| |
| | ----------------------------
| | | vrnm_reg Region Name |
| | p/c/r |==========================|
| +--------------------| por_s: portfolio |
| | com_s: company |
| | reg_s: region |
| | nam_s: region name |
| ----------------------------
|
|
| ----------------------------
| | vrnm_off Office Name |
| |==========================|
| p/c/r/o | por_s: portfolio |
+--------------------------| com_s: company |
| reg_s: region |
| off_s: office |
| nam_s: office name |
----------------------------
These relationships are applicable to all tables containing Portfolio, Company, Region, and Office.