Take the 2-minute tour ×  A purchase order can be stored in
Commerce Server 2007 in the purchaseorders table, which comes
with a limited default storage columns. What if you want to add
new columns to this table that would be used to store additional
order information?  Pls Note that I am a beginner in Commerce
server 2007  Thanks in Advance   share|improve this question add
comment  1 Answer  up vote 1 down vote accepted  You can extend
the PurchaseOrders table in two ways. Both involve adding
additional data to the PurchaseOrder class and mapping that to a
new column in the database:    1. Map a weakly typed
PurchaseOrder class property to a new database column. How to
Map a Weakly Typed Indexer Property to an Explicit Database
Column documents this and explicitly mentions the PurchaseOrder
scenario. There is also relevant material in the blog post
Mapping Weakly Typed Properties to Storage.    2. Derive a new
class from PurchaseOrder and add a property. Read How to Derive
a New Orders Class and How to Modi