Table: customer_attachment

Columns
  Column Name Data Type Default
Value
References
Table
Foreign Key
Name
1. PK customer_key decimal(15)   customer fk_customer_attachment1
2. PK attachment_key decimal(15)   attachment fk_customer_attachment2
3.   created datetime (getdate())    
Foreign Keys
Column References Foreign Key Name
Table Column
attachment_key attachment attachment_key fk_customer_attachment2
customer_key customer customer_key fk_customer_attachment1
Indices
Index Name Unique Column Name Asc Or Desc
pk_customer_attachment true customer_key Asc
    attachment_key