Statistics Estonia
Survey Data Processing System
Statistics Estonia is the home of national data.

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Objective
In 2010, Statistics Estonia began IT preparations to use registry data for the census and develop a data processing system. -
Solution
We created VAIS (Survey Data Processing System), which enables data collection, processing, and loading into the database. VAIS consists of three main applications: VAIS Designer for assembling data processing packages, VAIS Operator for correcting detected data errors, and VAIS Administrator for managing and monitoring tasks. The system operates on a data warehouse schema and is part of the national statistics data collection framework. -
Gain
VAIS has improved efficiency in data collection and error correction, enhancing the overall accuracy and reliability of statistical processes.