Big data is characterised by new characteristics such as 3Vs (Volume, Velocity, Variety),
and/or 5Vs (Volume, Velocity, Variety, Veracity, and Value). Due to the distinguishing …

A smart city implies a consistent use of technology for the benefit of the community. As the
city develops over time, components and subsystems such as smart grids, smart water …

Current information technologies generate large amounts of data for management or further
analysis, storing it in NoSQL databases which provide horizontal scaling and high …

This article is devoted to the novel situation, where a large distributed cloud database is a
union of several separate databases belonging to individual database owners who are not …

Due to the constantly increasing amount and variety of data produced, big data and the
corresponding technologies have become an integral part of daily life, influencing numerous …

Today, the relational database is not suitable for data management due to the large variety
and volume of data which are mostly untrusted. Therefore, NoSQL has attracted the attention …

The development in multicore architectures gives a new line of processors that can flexibly
distribute tasks between their logical cores. These need flexible models of efficient …

Big data systems development is full of challenges in view of the variety of application areas
and domains that this technology promises to serve. Typically, fundamental design …

Microservices architecture has increasingly been adopted for building distributed and
scalable applications. The premise is that microservices are designed as smaller software …

The way a database schema is designed has a high impact on its performance in relational
databases, which are symmetric in nature. While the problem of schema optimization is even …