中文摘要：

数据发布的隐私保护研究主要分为两类：数据单次发布和数据多次发布。目前,数据单次发布的隐私保护研究已经趋于完善。但是在真实的世界中,待发布的数据通常是动态变化的,数据多次发布的隐私保护是目前该领域的研究热点。对数据多次发布的隐私保护研究成果进行了总结,介绍了关系数据和社会网络数据的隐私保护模型,深入地分析了现有的关系数据和社会网络数据多次发布的各种方法,并指明了该领域的未来研究方向。

英文摘要：

The research for data publishing of privacy preserving could be divided into two categories： the single release publishing and the multiple releases publishing. Nowadays,the techniques focus on one single release have been well studied. However,the data preparing for publication is usually dynamic. The research for multiple releases publishing is a hot topic in this field. This paper surveyed privacy protection achievements in multiple releases publishing,and introduced privacy protection models for relational data and social network data. Following a comprehensive comparison and analysis of existing techniques for multiple releases publishing,future research directions are highlighted.