系统深入了解大数据及其相关政策的发展脉络和实施轨迹，准确把握国内外大数据发展战略的异同，可以使我们更加全面准确地理解国家大数据的内涵和意义。本文对国内外大数据政策文件的战略目标、具体内容和实施路径等进行梳理，在此基础上对世界主要国家或地区大数据战略进行横向和纵向的比较分析，并提出相应的思考建议。
We can develop a more comprehensive，accurate understanding of the connotations and significances of the national big data strategy by reviewing the development trend and implementation roadmap of big data and related policies，and accurately assessing similarities and dissimilarities between Chinese and foreign big data development strategies. This report combs Chinese and foreign policy documents concerning big data in terms of strategic objectives，specific contents and implementation roadmaps. On this basis，we will perform a horizontal and longitudinal comparative analysis on big data strategies of major countries or regions in the world，and put forward corresponding suggestions.
