De DDMA Commissie Datakwaliteit organiseerde 14 oktober voor de vijfde maal de Dag van de Datakwaliteit en Data Quality Award. Het belang van datakwaliteit werd geïllustreerd door een groot aantal bezoekers. En indrukwekkende case-presentaties van onder meer Nectar, ING, het Wereld Natuur Fonds, Essent België en T-Mobile.

1. Event: DDMA Data Quality Awards 2010
Spreker: Mark Humphries – Essent Belgium
Datum: 14 oktober 2010, Klooster Noordwijk
www.ddma.n
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2. Project Dynamo
Data Quality : delivered

3. Our business
We buy energy from the wholesale market
We sell energy to the retail market
Selling price – purchase price
gross profit
We collect transport, distribution
and taxes
That´s all we do

4. Data fuels our business
We collect information
We update information
when it changes
We process information
correctly
Data Quality :
“getting the data right”

5. Context
Rapid growth of the business
•0 customers in 2002
•80k customers in 2006
•240k customers in 2007
Complex application environment
•High maintenance costs
•Poor integration
•Unnecessary complexity
Lack of controls
•Poor data quality
•Downstream errors
Transaction based applications
•No support for process integration
•Inconsistent way of working
•No structured exception handling

6. Objectives
Objectives : - Simplification and automation of processes
- Focus on error handling
- Increased data quality
- Support for new market processes (MIG 4.0, SEPA, …)
# Principle Aim
Customer central The customer is the starting point for all processes
First contact resolution Respond to customers’ needs in one contact
First time right Eliminate errors
Delegate responsibility by giving employees the
Empowerment
tools and the information they need to act
Reduce costs by eliminating unnecessary
Simplify
complexity

7. The business case
Annual cost of poor data Investment in Data Quality +
quality Migration
Customer data 235 DQ & Mig Platform 398
Contract data 748 Customer data 221
Billing 124 Master data 46
Forecast & purchasing 240 Referential Integrity 20
Business Incidents 179 Products & tariffs 58
Validation on input 119
Software & data 316
Hardware 100
Total 1.526 Total 1.278
All amounts in k€

8. The power to shock
Customer number 67256292
Name Andre Richard customer
Date of birth 15/3/1971 moves
Customer number 67268392
Address Rue du Chêne 12
4680 Oupeye Name André Richard
Date of birth null
Address Rue Georges Simenon 7
Customer number 67635725 4680 Hermée
new
Name Francoise Declerc customer
Date of birth 5/7/1969
Address Rue Du Chene 12
4680 Hermée
11
EAN 541456700000827610
Address Essent Rue Georges Simenon 7
EAN 541456700000672615 4680 Hermée
Address Essent Rue Du Chene 12 Address DGO Rue Georges Simenon 7
4680 Hermée 4680 Oupeye
Address DGO Rue du Chêne 12
4680 Oupeye

9. Cleaning for Dynamo
manual
cleansing
data
update correct export scripts insert
pump
Axapta Mecoms
DQ & Migration
Back Office Dynamo
extract
Customer Installation
Tools Human
Road 65
Inference
Access DNB
Data WDM Graydon
Register Snapshots

10. Validation of addresses
Phonetic suggestion
is correct
Phonetic suggestion
is wrong

11. Person or organisation?
Z d
' d
s d No change needed 3.444
Automatic change (3 - 1) 6.656
Investigation needed (2 - 2) 201
3.444 B2B with no VAT number
d 5.909 B2C with B2B tariff

12. Profiles and Meter Readings
0,2
0,18
0,16 Calculating the monthly advance
0,14
0,12 Elec S21
0,1 Elec S22 SLP S31 Gas
0,08 Gas S31 EAC 30.000 kWh/year
0,06
Gas S32 Price 0,05 €/kwH
0,04
0,02
0
Month Flat SLP Flat SLP Budget
1 2 3 4 5 6 7 8 9 10 11 12
1 125,00 271,41
2 125,00 231,30
Synthetic Load Profiles 3 125,00 210,39
for 2010 4 125,00 104,19 125,00 104,19 39,35 Contract start
5 125,00 40,46 125,00 40,46 39,35
6 125,00 20,55 125,00 20,55 39,35
7 125,00 15,95 125,00 15,95 39,35
8 125,00 15,58 125,00 15,58 39,35 Meter reading
9 125,00 30,30
10 125,00 102,57
11 125,00 195,49
12 125,00 261,81
Total 1.500,00 1.500,00 625,00 196,73 196,75

13. Migration validation
Transformation Loading Total fallout
116 steps 75 steps 0,2%
500 1600
validations validations

14. It’s not all good news
Social tariff is reserved for private persons
• Organisations that had a social tariff have lost it
• An order of nuns received a large correction bill
A person must have a first name
• Despite cleaning we still have customers called “.”
• De Konink is all we have
House number is mandatory
• Sometimes the correct address has no house number
• ‘t Frituurke - Arenbergplein

15. What now?