DataWarehouse Concepts subpart-2

1- Subject Oriented

Data is Integrated and Loaded by Subject

2-Time Variant

Operational System	Data Warehouse
View of The Business Today	Designated Time Frame (3 - 10 Years)
Operational Time Frame	One Snapshot Per Cycle
Key Need Not Have Date	Key Includes Date

3- Integrated

Order Processing	Order ID = 10	D/W
Accounts Receivable	Order ID = 12	Order ID = 16
Product Management	Order ID =  8
HR System	Sex = M/F	D/W
Payroll	Sex =  1/2	Sex = M/F
Product Management 4-Non - Volatile	Sex =  0/1