Since the boom in new proposals on techniques for efficient querying of XML data is now
over and the research world has shifted its attention toward new types of data formats, we …

Nested data is common in many use cases but querying it is still not well supported. Options
available today include using:(1) SQL extensions, which are often unintuitive and error …

The MapReduce (MR) framework has become a standard tool for performing large batch
computations—usually of aggregative nature—in parallel over a cluster of commodity …

Ever since the introduction of graphical PLC programming in the mid 1990s, many software
interfaces have evolved for programming function block diagram (FBD) systems for a wide …

NoSQL-Datenbanken werden als Alternative zu klassischen relationalen
Datenbanksystemen eingesetzt, um die Herausforderungen zu meistern, die „Big Data “mit …

The rising adoption of NoSQL technology in enterprises causes a heterogeneous landscape
of different data stores. Different stores provide distinct advantages and disadvantages …

The amount of data stored worldwide has reached the exabyte range (one quintillion of
bytes). The first generation of databases based on relational algebra is hitting its limits …

Despite its popularity as a data interchange format, JSON still lacks a commonly accepted
data model and is defined only syntactically. Because of its simplicity, it may appear that the …