A behind-the-scenes look at data warehouse construction. See what Business Intelligence brings to management decision-making.
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1. T h e D a t a
W a r e h o u s e
T o u r
George Pond
Sr. Business Analyst / Data Warehouse Developer
http://www.gpond.com
1
2. W e lc o m e t o
C y p r e s s C a y
M a r in a
H o w w o u ld y o u b u ild a d a t a w a r e h o u s e ?
W h a t w o u ld it d o f o r y o u r b u s in e s s ?
T h e a n s w e r s a r e in s id e . L e t ¡¯s b e g in y o u r
t o u r w it h f u n c t io n a l r e q u ir e m e n t s .
...Each night, a closing report is prepared by Managers
at Baracles (restaurant/pub), Dockside Gifts & Sundries, and
at the boat rental kiosk...
...The proposed solution must bring in this information.
Cypress Cay Managers must be able to quickly and easily
retrieve daily scorecards and drill-down reports for
trend analysis...
2
3. W e f in d c r it ic a l r e q u ir e m e n t s t h a t
c a ll f o r O n - L in e A n a ly t ic a l P r o c e s s in g
...The proposed solution must bring in this information.
Cypress Cay Managers must be able to quickly and easily
retrieve daily scorecards and drill-down reports for
trend analysis...
O L A P c u b e s e n a b le s c o r e c a r d s ,
d r ill- d o w n r e p o r t s a n d
t r e n d a n a ly s is .
3
4. W e d is c u s s d a t a r e q u ir e m e n t s
w it h C y p r e s s C a y M a n a g e m e n t
A L o g ic a l D a t a M o d e l
id e n t if ie s w h a t t h e
c u b e m u s t c o n t a in .
4
5. A D im e n s io n a l M o d e l f o r w a r d -e n g in e e r s
in t o a P h y s i c a l D a t a b a s e .
B o t h r e f le c t t h e L o g ic a l M o d e l.
5
6. O u r t o u r p a u s e s a t t h e
n e w , e m p t y d a t a b a s e
C y p r e s s C a y k e e p s P o in t O f S a le t a b le s ,
f la t f ile s a n d s p r e a d s h e e t s . E a c h Microsoft
SQL SSIS
m u s t b e m o v e d in t o s t a g i n g t a b l e s . Server
SSAS SSRS
6
7. S Q L S e r v e r I n t e g r a t io n S e r v ic e s ( S S I S )
m o v e s d a t a in t o s t a g in g t a b le s
Microsoft
SQL SSIS
Server
SSAS SSRS
7
8. A f t e r s t a g in g , d a t a
is m o v e d a g a i n
S Q L S e r v e r A n a ly s is Microsoft
SQL SSIS
S e r v ic e s ( S S A S ) Server
b u ild s 4 f a c t t a b le s
a n d 5 d im e n s io n s SSAS SSRS
o f C y p r e s s C a y d a t a
8
9. H ie r a r c h ie s p r o v id e
d r ill- d o w n p a t h s
in t o t h e O L A P c u b e
Microsoft
SQL SSIS
Server
Hierarchy.
SSAS SSRS
9
10. W it h in t h e d a t a w a r e h o u s e , w e s e e
t r e n d a n a ly s is a d d e d t o t h e c u b e
Microsoft
SQL SSIS
Server
SSAS SSRS
S S A S in c lu d e s f o r m s f o r a d d in g
c a lc u la t io n s a n d K e y
P e r f o r m a n c e I n d ic a t o r s ( K P I ) .
10
11. M u lt i- d im e n s io n a l c u b e s r e q u ir e
M u lt i- D im e n s io n a l e X p r e s s io n s : M D X
This MDX query builds a
matrix of dates and food
sales trends.
11
12. M ic r o s o f t E x c e l p i v o t t a b l e s c a n
p u b lis h a m a t r i x in g r a p h ic a l f o r m a t
N o w o u r m a t r ix h a s
f ilt e r s , d r i ll- d o w n
c a p a b ilit y a n d
s t a t u s in d ic a t o r s .
12
13. W it h S Q L S e r v e r R e p o r t in g S e r v ic e s ,
C y p r e s s C a y s e e s b e y o n d d r y f a c t s .
Microsoft
SQL SSIS
Server
P a t t e r n s e m e r g e SSAS SSRS
a n d p e r f o r m a n c e
is t r a c k e d t h r o u g h
s lic e , d ic e a n d
d r ill- d o w n .
13
14. T h is c o n c lu d e s y o u r
D a t a W a r e h o u s e t o u r
Y o u w o n ¡¯t f in d C y p r e s s C a y
M a r in a o n a n y m a p . I t is a
c o m p o s it e o f h o s p it a lit y
b u s in e s s e s in t h e O r la n d o a r e a .
For your tour today, I
generated randomized
data and built an OLAP cube
with four fact tables and five
dimensions. Thank you for
taking the tour! George Pond
http://www.gpond.com 14