Building the Data Warehouse Third Edition phần 3 doc
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 d...
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 4 doc
... 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 class IV ODS.
Uttama Reddy
Data warehouse data ... Figure 3. 57 shows this support.
The data in the data warehouse is analyzed, and periodically the data is placed
in the ODS. The data that is...
Building the Data Warehouse Third Edition phần 7 docx
... local data warehouses. The corporate data model acts as the glue that holds
the different local data warehouses together, as far as their intersection at the
global data warehouse is concerned. There ... different
groups for detailed data in the data warehouse.
The data model forms the basis of the design for the data warehouse. Fig-
ure 6 .33 shows that...
Building the Data Warehouse Third Edition phần 1 ppt
... the Data Warehouse 31 1
ERP Applications Outside the Data Warehouse 31 2
Building the Data Warehouse inside the ERP Environment 31 4
Feeding the Data Warehouse through ERP and Non-ERP
Systems 31 4
The ... Review? 32 3
What Should the Agenda Be? 32 3
The Results 32 3
Administering the Review 32 4
A Typical Data Warehouse Design Review 32 4
Summ...
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 8 ppsx
... is that the data warehouse is
ERP and the Data Warehouse
31 3
data marts
DSS applications
exploration warehouse
data warehouse
ERP
Figure 11.2 The ERP environment feeds the external data warehouse.
Uttama ... reorganizes data. The data passes out of the Granular-
ity Manager into the data warehouse.
The interface for moving data from the warehou...
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 10 potx
... 32 7
flowback, 33 7
Granularity
Manager, 34 0
granularity of data, 33 1
indexing data, 33 0
loading issues, 33 3
locating data, 33 7
logging, 33 6
managing data
access, 33 1
meta data storage, 33 5
migration ... plans, 32 6
outages, 33 3
partitioning, 33 8
physical data
organization, 32 9
processing capacity
requirements, 33 2
processing charges, 33 8
processing vo...
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