Query processing and optimisation are critical components of modern database systems, serving to translate high‐level declarative queries into efficient, low‐level machine instructions. At its core, ...

Resource Description Framework (RDF) query processing and optimization underpin the efficient retrieval and manipulation of data within vast, interconnected datasets. At its core, these technologies ...

Dynamic filtering is a technique that filters out unnecessary data in advance during the database query process. The core ...

What are the key features of blockchain data structure? Unlike centralized databases, a blockchain is a distributed ledger that records transactions across multiple computers, ensuring that no single ...

When the Big Data moniker is applied to a discussion, it’s often assumed that Hadoop is, or should be, involved. But perhaps that’s just doctrinaire. Hadoop, at its core, consists of HDFS (the Hadoop ...

Google’s Gary Illyes published an new How Search Works video that gave an inside look into how search queries are interpreted and ranked. Gary’s presentation shows an outline of the ranking process ...

Transforming the query may involve transforming plaintext values to ciphertext values, indicating one or more user-defined functions (UDFs) in place of query operations to perform equivalent ...