云计算系统中的查询及优化技术是近年来倍受关注的热点研究领域,综合了并行计算、分布式计算和查询处理及优化技术等方面的研究成果,具有广阔的应用前景。云计算系统中的查询和优化是一项基础而重要的操作,被研究者们所广泛关注,也涌现出了很多研究工作。总结了近年来云计算系统中的查询处理和查询优化方向的研究工作,讨论了现有工作的内容和需要进一步研究的方向,并提供了广泛的参考文献。
Cloud computing is a research area with many hot research topics, which is widely concerned in recent years. Cloud computing integrates the technology of parallel computing, distributed computing, query processing and optimization and etc. , and provides significant application perspective. Query processing and optimization is an essential and important operation in cloud systems, which is widely concerned by researchers, and there are also large amounts of research work on cloud query processing. This paper introduces and summarizes the research work on system, data management and query processing in cloud computing systems. This paper discusses the existing solutions and the possible future work, and provides with plenty of references.