Building the Data Warehouse Third Edition phần 5 pptx
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 ... cannot be easily broken down.
Therefore, the data in the data warehouse needs to be at the lowest common
denominator.
Granularity in the Da...
Building the Data Warehouse Third Edition phần 1 ppt
... Reddy
Exploration and Data Mining 53
Living Sample Database 53
Partitioning as a Design Approach 55
Partitioning of Data 56
Structuring Data in the Data Warehouse 59
Data Warehouse: The Standards Manual ... Reddy
Chapter 11 ERP and the Data Warehouse 311
ERP Applications Outside the Data Warehouse 312
Building the Data Warehouse inside the ERP E...
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 d...
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 ... support.
The data in the data warehouse is analyzed, and periodically the data is placed
in the ODS. The data that is shipped to the ODS is shi...
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
... 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 ... data
■■
The structure of the data warehouse to support the drill-down process
■■
Data warehouse meta data for the DSS analyst to plan how the EIS syste...
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 ... Another is that the data
warehouse database designer is free to design the data warehouse environment
however he or she sees fit.
Building the...
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 d...
Building the Data Warehouse Third Edition phần 10 potx
... Figure A .5 shows that the data model is at the heart of the
data- driven methodology.
The data model relates to the design of operational data, to the design of data in
the data warehouse, to the development ... sample
databases, 53 55
loading
archival data, data
warehouse
design, 84
current data, data
warehouse design,
85
issues, design
reviews,...
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