ZIVIT
National identification number project
Case Study
Search engine Requirements
In 2008, every resident of the Federal Republic of
Germany received a unique lifetime identification number
for tax purposes. This is intended to replace traditional tax
numbers in the future. Section 139b of the German Tax

Data volume: >150 million
Code conclusively specifies which personal information

Performance: 2000 Q/s
(surname, forenames, date of birth, main residence, etc.) is

Response time: <200 ms
processed for this purpose by the Center for Data

Error-tolerant search
Processing and Information Technology (ZIVIT). ZIVIT is the

OS: Debian
central IT service provider for the German federal revenue
administration. The data required to build the central
Solution

MatchMaker Search
Benefits

Top performance

Unlimited scalability

Intelligent search

Incremental index updates

Easy customization

Efficient resource management
database at ZIVIT was submitted by the relevant
registration authorities. Tax offices throughout Germany
use the central database for identification number
searches and associated queries. Searches can be
conducted using a wide range of criteria, including name,
date of birth and location.
Use of Exorbyte technology at ZIVIT
The database initially contained around 110 million entries,
but that number has already grown to 150 million - and is
Contact
ZIVIT
expected to continue rising. ZIVIT chose MatchMaker
Search to offer tax authorities intelligent search
functionality within the database. During an extensive
selection process, MatchMaker performed strongly in all
Dr. Peter Siegel
required categories, including error-tolerant searching
peter.siegel@bff.bund.de
across multiple fields, efficient resource management and
seamless integration into a mainframe environment.
MatchMaker Search puts ZIVIT in an excellent position to
meet future challenges.
MatchMaker Search
MatchMaker Search is a high-end search engine that is
particularly suited to large databases and high query
loads. It is built into existing database systems and offers
comprehensive configuration options.
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