The Data Warehouse and the
Web
Supporting the E-Business
Moving Data from the Web to
the Data Warehouse
 Data
in the web environment is
collected at very , very low level of
detail, too low a level to be of use in the
data warehouse.
 It must be conditioned and its level of
granularity must be raised.
Moving Data from the Data
Warehouse to the Web
 The
web environment is very sensitive
to response time
 So these reasons that there is no direct
interface between the data warehouse
and the web environment.
Web Support
 The
ability to absorb huge amounts of
data
 Access to integrated data
 The ability to provide very good
performance