Mastering Data Warehouse DesignRelational and Dimensional Techniques phần 9 pdf
Mastering Data Warehouse DesignRelational and Dimensional Techniques phần 9 pdf
... the data in the chosen mart for what data belongs
in the data warehouse data versus the data used in the data mart. Your job
is to separate the data into the data model for the data warehouse and ... The data
acquisition programs are designed, coded, tested, and executed. You then
begin loading the data warehouse.
3. Map the data mart data model to the dat...
Mastering Data Warehouse DesignRelational and Dimensional Techniques phần 2 pdf
... apply the business data model include operational
systems, data warehouse, and data mart databases, and the model provides
the meta data (or information about the data) for these databases to help ... case of a data warehouse, these inter-
faces include the data acquisition and the data delivery programs, where
and when to perform data cleansing, audits, data main...
Mastering Data Warehouse DesignRelational and Dimensional Techniques phần 1 pptx
... the CIF and MD Architectures 3 89
Scope 3 89
Perspective 391
Data Flow 391
Volatility 392
Flexibility 394
Complexity 394
Functionality 395
Ongoing Maintenance 395
Summary 396
Glossary 397
Recommended ... Fiscal Calendars 190
Analysis 191
Expanding the Calendar 192
Case Study: Seasonal Calendars 193
Analysis 193
Seasonal Calendar Structures 194
Delivering Seasonal Data 19...
Mastering Data Warehouse DesignRelational and Dimensional Techniques phần 3 ppsx
... Table
(Data to be
loaded into
the DW)
Data
Warehouse
SOURCE SYSTEM ENVIRONMENT
Cleansing,
Selection, Change
Data Capture
Archive Data
Load data into
data warehouse
Archived
(Complete)
Source
Data
Extraction
(Extract ... to meet
the data warehouse needs. The business scenario used to develop the data
warehouse data model is the Zenith Automobile Company that we intr...
Mastering Data Warehouse DesignRelational and Dimensional Techniques phần 4 pot
... the data warehouse is to store historical data from dis-
parate systems, the data warehouse data model needs to consider the defini-
tions in the source systems, and we will address the data warehouse ... data provided with the data marts needs to explicitly
explain the data that is included or excluded. This is another advantage of
segregating the functionality of the...
Mastering Data Warehouse DesignRelational and Dimensional Techniques phần 5 potx
... Balls White
98 254 792 -3 Golf Balls Yellow
98 299 322-12 Golf Balls White
Women's
Clothing
Men's
Clothing
Children's
Clothing
Sporting
Goods
98 293 092 – 3 Golf Balls White
98 254 792 – 3 Golf ... be handled in the data marts rather
than the data warehouse. The first two approaches, database and query tool
localization, rely on functionality of those software compon...
Mastering Data Warehouse DesignRelational and Dimensional Techniques phần 6 pps
... 1/1/ 190 0 1/1 /99 99
B E 1/1/ 190 0 1/1 /99 99
B F 1/1/ 190 0 1/1 /99 99
A C 1/1/ 190 0 1/1 /99 99
C G 1/1/ 190 0 1/1 /99 99
C H 1/1/ 190 0 1/1 /99 99
C I 1/1/ 190 0 1/1 /99 99
A D 1/1/ 190 0 1/1 /99 99
D J 1/1/ 190 0 1/1 /99 99
D ... 1/1 /99 99
D K 1/1/ 190 0 1/1 /99 99
A 1/1/ 190 0 1/1 /99 99
E 1/1/ 190 0 1/1 /99 99
F 1/1/ 190 0 1/1 /99 99
G 1/1/ 190 0 1/1 /99 99
H 1/1/ 190...
Mastering Data Warehouse DesignRelational and Dimensional Techniques phần 7 potx
... Date
03/02/2003
03/02/2003
10023
003
002
03/05/2003
5180
Key
7682
1 091 1
Key
1 091 2
82312
Key
82313
1 091 3
1 091 4
890 52
1 091 1
Order Header Line
1 091 2
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1 091 4
1 091 1
1 091 2
1 091 3
1 091 4
5180
7682
5180
5180
5180
7682
7682
7682
1 091 3
Order Line Line Schedule
1 091 3
1 091 3
1 091 3
5180
7682
5180
7682
82312
82313
890 52
82312
Chapter ... everything in this
Data Wareh...
Mastering Data Warehouse DesignRelational and Dimensional Techniques phần 8 pptx
... (Unique)
ID
Parent
1DGS902
1HUE0 39
2UUE384
2ZUD923
3ABD038
3KES734
3IEK 299
3JSU823
3LOP9 29
3LMN347
3SDF 293
Row
2
1
3
2
7
3
5
4
3
5
10
6
root
7
6
8
11
9
7
10
10
11
<
1
2
4
8
3
6
9
>
5
10
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=
Data Warehouse Optimization
303
Figure 9. 13 ... indexes.
Figure 9. 7 Simplified b-tree index structure.
Cars
ID
Type
Color
other
1DGS902
Sedan
White
…
1H...
Mastering Data Warehouse DesignRelational and Dimensional Techniques phần 10 docx
... 294
dates, 293
indexes, 296 – 299
manageability, 293 – 294
motivation, 290 – 296
performance, 296 – 298
reasons for, 290 – 296
partitions, 293 – 296
Patients subject area, 67
PeopleSoft, 9
performance and ... 88
incremental backups and active
partitions, 293
index-clustered tables, 301
indexes
databases, 300–3 09
global, 296 – 299
high-cardinality, 3 09
local, 296 – 299
pa...
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