population census web access system

System for Web Access to Results of the Population Census in the Republic of

Belarus

Elena Ermolitskaya

Head of the Main Department of Information Technologies

The population census in the Republic of Belarus took place on October 14-24, 2009

The Law of the Republic of Belarus as of July 13, 2006

‘On the population census’ is the legal framework to perform collection and processing of personal data as well as distribution of the census results

Computation of the census zoning

The following registers were presented in E-form:

The register of residential buildings that comprises 4,3 mil. dwelling houses;

The list of 23,5 thous. rural settlements.

The System’s objectives:

Provide complete automation of data input process and increase the quality of the information

Reduce the number of employees involved

Reduce the time needed to edit the data due to the use of the census forms in E-form

Processing of the population census results:

Stage I Personal data input

Stage II Generation of the population census database

Stage IIIForming the repository of the output regulation charts and

the aggregated data warehouse

Stage IV Distribution of the census summary information

Personal data input: Registration of the census portfolios submitted

Scanning of the census forms

Preliminary processing and recognition of marks and symbols

Verification and correction of the marks and symbols recognized

Personal data input: Automated coding and logical control of personal data

Editing of personal data

Coding of respondents’ responses on their occupation and type of economic activity

Loading of personal data to the census database

The population census database is a unique information resource

9,504 thous. people

3,873 thous. households

2,691 thous. families

3,477 thous. dwelling houses

The database contains the complete data about

the following:

Distribution of the census summary information: approaches applied

Statistical digests and bulletins

Output regulation charts

Thematic maps presented as cartograms and diagrammatic maps

Business Intelligence technologies helped to specify the following:

Territorial distribution of the population

Demographic characteristics

Educational attainment of the population

Socio-economic characteristics

Ethnic composition and the languages used

Migration characteristics

Households’ characteristics

Living conditions of the population

Business Intelligence technologies helped:

To reduce the time needed to form the output regulation charts

To receive up-to-date information for filling in bulletins and data books

To generate data for their further integration with the GIS database

To present the information for users’ non-regulation queries without specialized IT

support

Distribution of the census summary information:

approaches applied

Major issue:

lack of access to the summary information to the extent required

General architecture of the system

Free access to the census results via InternetКоммерческие банки

Data extraction, transformation and loading

Level of data sources

Ad

min

iste

rin

g

Tools:

Aggregated database of free access

- Consolidation of the census summary information and data of socio-demographic statistics

- Maintenance of reference data- Setting and execution of calculation algorithms- Dashboard designer- OLAP queries designer

Uniform client access

OLAP queries Information dashboards

The census aggregated database

Data of socio-demographic statistics

Prognoz Platform

• Allows loading data from several sources

• Business Intelligence toolkit

• Provides a license for an unlimited number of users

System of Web access to results of the population census in the Republic of

Belarus, based on the Prognoz Platform:

On-the-spot extraction of data by the selected criteria

Execution of the required groupings and group operations (results,

addition, etc.)

Generation of graphs and charts

Generation of thematic maps in the interactive mode

Queries to be formed via the System:

Population: Territory District type (urban or rural) Sex Age Marital status Country of birth Citizenship Nationality Linguistic characteristics

Queries to be formed via the System:

Population: Education Sources of subsistence Economic activity Occupation Type of economic activity Migration characteristics Number of children born (for women)

Queries to be formed via the System:

Households: Territory District type (urban or rural) Number of members in the household Household type Number of children in the household

(depending on a child’s age) Number of economically active people, the

employed, the unemployed and dependants in the household

Living conditions in the household

Queries to be formed via the System:

Dwellings: Territory District type (urban or rural) Dwelling type House building period The house’s outside walls material Total floor space Conveniences available

Development of the BI system based on the Prognoz Platform

Representation of up-to-date data of demographic statistics in the form of tables, charts and cartograms