1. XIS
XML Input System
Statistics Denmark
11 Maj 2004

2. What is XIS? A Generic System for of Input Data Validation Storage and
Publication
of Input Data

3. Logic
Several sources to the same survey – stored in the same table structure
Relationel database tables (Oracle/SQL) as interface to production units
XML validation
XML transformation
Component based

4. Electronic Input Sources
Web Questionnaires
EDI (file transfer) by
Key Telephone
OCR from Paper Scanning
FTP
Diskettes
Tape or CD from Administrative Registers

5. Questionnaires Approximately 150 different questionnaires
Approximately 70 are for private enterprises
Annually, Semi Annually, Quarterly or Monthly reporting
Large majority is simple questionnaires without routing - A few with complex routing and complex validation

6. Quantities Total number of reporting is ca. 450.000 per year
Approx reporting from private enterprises
Intrastat approx each month = approx per year

7. Architecture
Virk.dk
XIS PU
Private enterprise
server
Scanner

8. System Architecture Adm. XML System T Key Telephone Virk.dk INPUT DB
XML/CSV
XML V T V
Blaise
XML
XML
OCR Scanning ?
Control Message
Or Log
Diskettes/Tape/CD

9. Design principles Flexibility – needs are changing
Changesibitily – questionnaires changes all the time
Clear and simple interfaces – simple integration
Components and standards – evolution step by step
Stability and correctness – it is production
Confidentiality – bureau of statistics
Automation - resources
Transperancy – user control

10. Overview ADM. DB INPUT XML SYSTEM INPUT SYSTEM INHOUSE DB Data Editing
Respondent DB
INHOUSE
Data Editing
INPUT
SYSTEM
XML
SYSTEM
INPUT DB
Web
Service
PRF DB

11. 4 Database Model Input Metadata TIMES Macro Metadata INPUT DB
STAT. REG.
SUM DB
STAT
BANK

12. Input Database Architecture
Metadata
D261210
Tælling 1
X010101
Tælling 2
X020202
Tælling 3
X030303
Tælling 4
X030322

13. Tracking Administrative Metadata / Envelope Data
Form – eg. Intrastat (130501)
Period – eg. 2004M3
Respondent – Legal/Obligated part
Reporter – Supplier of information
Date – eg :32:10

14. Prefill Central business register number Unit of reporting
Period, deadline, status etc.
Fields in form
Questions
Description of errors
Notifications by

15. Communication
Publishing
Reporting
Error reporting
Re-reporting
Etc.

16. Technicalities Oracle Database, 9.2i Software AG, XML Mediator
Generic database creator upon XSD:
Nesting-> New Table
Repeting field -> New Table
Unique tag names -> Unique table names
Generic XML loader
Generic XML creator upon SQL views
Cryptomathic, SMIME, Digital Signatures, X509
POP3 and SMTP
Secure FTP
Web Services, SOAP

17. Status
Reception of data since June 2003
Prefilling from April 2004

18. Plans Forms administration Metadata Statistics
Data from public administrative registres

19. Thanks