Building the Data Warehouse Third Edition phần 9 ppsx
Building the Data Warehouse Third Edition phần 9 ppsx
... ODS is fed from the data warehouse. The data needed to
create the profile in the class IV ODS is found in the data warehouse.
57. What testing facility will there be for the data warehouse?
ISSUE: ... with the volume of data actu-
ally in the data warehouse environment. The analysis of the volume of data
in the data warehouse environment leads di...
Building the Data Warehouse Third Edition phần 8 ppsx
... reorganizes data. The data passes out of the Granular-
ity Manager into the data warehouse.
The interface for moving data from the warehouse to the Web is a little more
complex. Data passes from the data ... suppose there’s
The Data Warehouse and the Web
299
Data
Warehouse
GM
Figure 10.2 Data passes through the Granularity Manager before entering...
Building the Data Warehouse Third Edition phần 1 ppt
... Architected Environment 87
The Data Warehouse and Data Models 89
The Data Warehouse Data Model 92
The Midlevel Data Model 94
The Physical Data Model 98
The Data Model and Iterative Development 102
Normalization/Denormalization ... Reddy
Chapter 11 ERP and the Data Warehouse 311
ERP Applications Outside the Data Warehouse 312
Building the Data...
Building the Data Warehouse Third Edition phần 2 doc
... the data warehouse environment.
Two operating components are monitored on a regular basis: the data residing
in the data warehouse and the usage of the data. Monitoring the data in the data
warehouse ... one of the essences of the data warehouse is the flexible access of
data. Large masses of data defeat much of the purpose of the data wareho...
Building the Data Warehouse Third Edition phần 3 doc
... to the corporate data model as
it is applied to the data warehouse. First, data that is used purely in the
The Data Warehouse and Design
89
the corporate model, the operational
model, and the data ... applications to gather information. This task
includes the following:
■■
Finding the data needed for the report
■■
Accessing the data
■■
Integrating the...
Building the Data Warehouse Third Edition phần 4 doc
... The relationship between the data warehouse and the data mart.
Uttama Reddy
the data warehouse. In the meantime, the reference table is used operationally
and occasionally changes. In 199 9, the ... between the data
found in the data warehouse and the profile data found in the class IV ODS.
CHAPTER 3
144
ODS
Fig 3.57 The data warehouse supports a c...
Building the Data Warehouse Third Edition phần 5 pptx
... In the case of the data warehouse, the legacy data is
passed only once to refresh the data in the data warehouse.
■■
The complexity of moving data directly from the legacy environment to the
multidimensional ... a data warehouse onto different vendor platforms is not advisable.
Meta Data in the Data
Warehouse Environment
The role of meta data in t...
Building the Data Warehouse Third Edition phần 6 ppt
... for each local data warehouse. For instance, the
way that the Hong Kong data maps into the global data warehouse is different
from how the Brazil data maps into the global data warehouse, which ... population of the corporate data ware-
house from the local levels.
The source of the data going to the corporate data warehouse can come from
the local...
Building the Data Warehouse Third Edition phần 7 docx
... actual
External/Unstructured Data and the Data Warehouse
275
corporate sales
(in millions)
industry sales
(in billions)
199 0 199 1 199 2 199 3 199 4 199 5 199 6
Figure 8.8 External data compared to internal data can be ... local data warehouses. The corporate data model acts as the glue that holds
the different local data warehouses together, as far as their intersec...
Building the Data Warehouse Third Edition phần 10 potx
... 21
direct data access, 1 29
DIS (Data Item Set), 92 94
connectors, 96
physical tables, 98
primary grouping of
data, 95
secondary grouping of
data, 96
type-of data, 96 97
distributed data
warehouses, ... done
“Monitoring Data Warehouse Data. ” Although activity monitoring is very impor-
tant, so is the monitoring of data itself in the data warehouse. The g...
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